EDITION/REVISION B/0R NINGBO DAVID SERVICE MANUAL YP-90 YP-90B 90 SERIES INFANT INCUBATOR YP-90A YP-90 AB NINGBO DAVID MEDICAL DEVICE CO., LTD. ADD: NO.158 DAQING ROAD, SHIPU, NINGBO, ZHEJIANG PROVINCE, CHINA POST CODE: 315731 FAX: 0086-574-65962111 MARKETING CENTER: NO. 100, JINGHUA ROAD, HI-TECH INDUSTRIAL DEVELOPMENT ZONE, NINGBO, CHINA POST CODE: 315000 TEL: 0086-574-87800008, 87800009 E-MAIL:
[email protected] FAX: 0086-574-87801111
[email protected] WEBSITE: http://www.nbdavid.com EUROPEAN REPRESENTATIVE: SHANGHAI INTERNATIONAL HOLDING CORP. GMBH (EUROPE) ADD: EIFFESTRASSE 80, 20537 HAMBURG, GERMANY TEL: 0049-40-2513175 FAX: 0049-40-255726 EDITION/REVISION B/0 SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 WARRANTY The product being described in this manual is warranted against defects in materials or workmanship for one year from the date of shipment, with the following exceptions. 1. All consumable and disposable products are guaranteed to be free from defects upon shipment only. 2. Calibrations are considered normal maintenance and are not included in the 1-year warranty. During the warranty period any defective parts other than those listed above will be replaced at no charge to the customer. This warranty is rendered void and our company cannot be held liable for conditions resultant therefrom if: 1. Damage to the unit is incurred as a result of mishandling. 2. The customer fails to maintain the unit in a proper manner. 3. The customer uses any parts, accessories, or fittings not specified or sold by our company. 4. Sale or service is performed by the non-certified service/dealer agency. This warranty is in lieu of all other warranties, expressed or implied, and our company shall in no event be liable for incidental or consequential damages including loss of use, property damage, or personal injury resulting from breach of warranty. The Accreditation Manual for Hospitals requires each piece of equipment to be tested prior to initial use and at least annually thereafter. To comply with this standard, we recommend that you participate in our accreditation Testing compliance Program during the warranty period. This service can be performed through our company and authorized dealers. SERVICE For optimal performance, product service should be performed only by qualified service personnel. Technical Services representatives can be reached for fixations and are dispatched for required maintenance by calling 0086-574-87801003, 87800002. Customers outside China should contact their local factory-authorized distributor for service. I2 i 5℃ and such state lasts for over 10 minutes. CONTROL TEMPERATURE: The temperature set at the temperature control. We cannot assume responsibility for any conditions affecting the proper operation of this equipment which may result from unauthorized repair modification. repairs and authorized modifications should be performed only by qualified service personnel to maintain your warranty and to avoid creating safety hazards. This sometimes occurs due to difficulty in parts procurement. but does not alter the function of the equipment The device.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 COMPLEMENTARY NOTICE Since our company. ii I2 . The equipment must stay in such state when check up the alarm about temperature TEMPERATURE UNIFORMITY: The amount by which the average temperature at each of four points 10cm above the mattress surface differs from the Average incubator Temperature at steady Temperature Condition. TEMPERATURE ALARM CHECKOUT STATE: The difference between real temperature and control temperature is within ±0. AVERAGE INCUBATOR TEMPERATURE: The average of the maximum and minimum Incubator temperatures achieved during Temperature Condition. INCUBATOR TEMPERATURE: Air temperature at a point 10cm above and centered over the mattress surface. circuit and component improvements are sometimes incorporated into equipment before they can be incorporated into the printed manuals. conducts a continuous product improvement program. This manual contains proprietary information. accessories and the packaging have to be disposed of waste correctly at the end of the usage. STEADY TEMPERATURE CONDITION: A condition which is reached when the temperature does not vary by more than 1℃ over a period of 1 hour. Please follow Local Ordinances or Regulations for disposal. The four points are the centers of four quadrants formed by lines that divide the width and length of the mattress surface. TABLE OF DEFINITIONS AND SYMBOLS TECHNICAL DEFINITIONS SKIN TEMPERATURE SENSOR: A sensing device including the link with the equipment intended to measure the infant’s skin temperature. Therefore. some parts used in your equipment may be different than those which appear in the parts list of this manual. NOTE. which may otherwise be misinterpreted or overlooked. IMPORTANT: Similar to a Note but be used where greater emphasis is required. when the Air Control Temperature is at least 12℃ above ambient.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TEMPERATURE VARIABILITY: The variability of the Incubator Temperature that will be observed over a one hour period after Incubator Temperature Equilibrium has been reached. and maintenance of the equipment which may result in personal Injury or death of the operator or patient. cleaning. CAUTION: A caution is inserted in text to call attention of a procedure which. It not followed exactly. IMPORTANT. can lead to damage or destruction of the equipment. TEMPERATURE RISING TIME: The time required for the Incubator Temperature to rise 11℃. CAUTION AND WARNING NOTE: A note is inserted in text to point out procedures or conditions. A note may also be used to clarify apparently contradictory or confusing situations. I2 iii . WARNING: A warning is inserted in text to call attention to dangerous or hazardous conditions inherent to the operation. MAX:1.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SYMBOLS Attention.3AH/250V Fuse Type F 6.6A Auxiliary mains output. Consult Accompanying Documents. CLASS I RS-232 Class I Equipment Type BF Applied Part On (Connection to the mains) Off (Disconnection to the mains) On (Only For A Part Of Equipment) Off (Only For A Part Of Equipment) 220-230V~/50Hz AC Power 220-230V.6A iv I2 . 50Hz RS-232 Connector High temperature warning label Protective Earth (Ground) Earth (Ground) Weight Limit Heating Power Indicator Mattress Tilt Direction Low Water Level High Water Level Air Mode Key Baby Mode Key Silence / Reset Key Keypad Key Set Up Key Set Down Key Lower device’s height Raise device’s height F 5AH/250V Type F Fuse 5AH/250V >37℃ Temperature override mode selection key T 400mAL/250V Type T Fuse 400mAL/250V F 6.3AH/250V T 160mAL/250V Type T Fuse 160mAL/250V T 800mAL/250V Type T Fuse 800mAL/250V SN Serial Number Date Of Manufacture CE Marking 220-230V~/50Hz MAX:1. ⑧. The following safety checks should be performed at least every 12 months by a qualified person who has adequate training.: 100μA (BF). I2 v . for d.SFC 500μA (BF). ③.c. knowledge.c. Please clean the plug of power cord at least once a year. 11 .: 10μA (BF).: 100μA (BF). ②. ⑩. Too much dust on plug may cause the fire. ⑦.c.1Ω.c. SFC: 500μA. ④.c. Test the patient auxiliary leakage current according IEC 60601-1:1988 + A1:1991+ A2:1995: ○ Limit: NC for a. for d. the patient leakage current (net voltage should be added on the applied part) of the testing device must less than 5000μA.: 50μA (BF). and practical experience to perform these tests. Inspect the fuse to verify compliance with rated current and breaking characteristics. for d. SFC: 1000μA. Inspect the safety relevant labels for legibility. 2. ①.: 10μA (BF). Test the patient leakage current according IEC 60601-1:1988 + A1:1991 + A2:1995: Limit: for a. The data should be recorded in an equipment log. ⑥.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SEASONAL SAFETY CHECK 1. ⑤.c.c.:500μA (BF). Test the protection earth resistance according IEC 60601-1:1988 + A1:1991 + A2:1995: Limit 0. ⑨. Verify that the device functions properly as described in the instructions for use.: 50μA (BF). for d. Inspect the equipment and accessories for mechanical and functional damage. Test the earth leakage current according IEC 60601-1:1988 + A1:1991 + A2:1995: Limit: NC 500μA. Test the enclosure leakage current according to IEC 60601-1:1988 + A1:1991 + A2:1995: Limit: NC 100μA. Test the patient leakage current under single fault condition with mains voltage on the applied part according IEC 60601-1:1988 + A1:1991 + A2:1995: Limit: for a. According to the test methods of IEC 60601-1:1988 + A1:1991 + A2:1995. 2 ASSEMBLING ………………………………………………………………………………………………2-1 2. GENERAL INFORMATION…………………………………………………………………………………1-1 1.4 MAINTAINANCE……………………………………………………………………………………………4-8 5．SERVICE………………………………………………………………………………………………………5-1 5.1 INTRODUCTION……………………………………………………………………………………………1-1 1.1 GENERAL……………………………………………………………………………………………………7-1 vi I2 .2 REPLACEMENT OF ELDMENT…………………………………………………………………………5-1 5. INSTALLATION………………………………………………………………………………………………2-1 2.4 TROUBLESHOOTING PROCEDURES…………………………………………………………………5-6 6.2 DESCRIPTION……………………………………………………………………………………………1-1 1.1 GENERAL……………………………………………………………………………………………………4-1 4.3 ACCESSORIES……………………………………………………………………………………………1-1 2. DIAGRAMS…………………………………………………………………………………………………7-1 7. REPLACEMENT PARTS……………………………………………………………………………………6-1 6.1 SPECIFICATION……………………………………………………………………………………………3-1 3.1 GENERAL……………………………………………………………………………………………………5-1 5.2 WORKING PRINCIPLE……………………………………………………………………………………3-3 4.2 CLEANING…………………………………………………………………………………………………4-1 4.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE OF CONTENTS SECTION PAGE 1.1 UNPACKING………………………………………………………………………………………………2-1 2.3 STERILIZATION……………………………………………………………………………………………4-8 4.3 SYSTEM SETTING PROCEDURES……………………………………………………………………5-2 5.1 GENERAL……………………………………………………………………………………………………6-1 7. PREVENTIVE MAINTENANCE……………………………………………………………………………4-1 4.3 OPERTION CHECKOUT PROCEDURES ………………………………………………………………2-6 3．TECHNICAL INFORMATION………………………………………………………………………………3-1 3. Optional part :＞37℃ Temperature Override Mode. Instructions for the operator of the equipment are provided in a separate operator’s manual. YP-90.3 ACCESSORIES The following diagram shows the main parts of the Infant Incubator: Neonate Bilirubin Phototherapy Equipment I. the Infant Incubator YP-90B added the Neonate Bilirubin Phototherapy Equipment. the Infant Incubator YP-90A added with baby mode . YP-90B. Neonate Bilirubin Phototherapy Equipment . YP-90AB is with all functions other models have. This manual is intended for use only by trained. maintenance and repair the David Infant Incubators.YP-90A.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SECTION 1 GENERAL INFORMATION 1.2 DESCRIPTION Based on YP-90. 1. and Vertical Height Adjustment cabinet (VHA cabinet) . Model YP-90.V. YP-90B just have one kind of control mode-air mode.air mode and Baby mode. qualified service personnel. YP-90AB. Among these models. cabinet. please omit it. YP-90AB added with baby mode and the Neonate Bilirubin Phototherapy Equipment. YP-90AB have 2 kinds of control mode. 1. If you donot purchase the optional part.1 INTRODUCTION This manual provides instructions for installation. Pole Baby compartment Shelf Controller Base Mobile cabinet I2 1-1 . YP-90A. cabinet. Shelf A kind of bearing part. The standard equipment for YP-90 and YP90B is stand. NOTE: Size of Infant Incubator: W600×H1550×D1150mm（YP-90、YP-90B） W650×H1560×D1440mm（YP-90A、YP-90AB） The distance from the bassinet to the floor: 950mm Weight of Infant Incubator：65Kg（YP-90） 103Kg（YP-90A） 75Kg（YP-90B） 116Kg（YP-90AB） 1-2 I2 . namely stand. the user can choose this. and so on. VHA cabinet is equipped as an optional part. which is used for hanging the infusion bottle. and its light source has two kinds: fluorescent lamp and LED lamp. The baby scale is optional part. Load of bassinet is 10 Kg. and it is mainly composed of the Aluminium tank. Load: 2Kg Controller The core part with two kinds of temperature control modes: air mode. please refer to the user’s manual XHZ-90. while for the Neonate Bilirubin Phototherapy Equipment with LED lamp. This part is mounted on top of Infant Incubator . Mobile cabinet A bearing part for the incubator.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 DESCRIPTION OF PART EXPLANATION I. including the Acrylic hood. and the optional function :＞37°Temperature Override Mode. air filter.5Kg Baby compartment It is used for place the infant inside. which is used for putting some small objects. for the Neonate Bilirubin Phototherapy Equipment with fluorescent lamp. humidity chamber. The bassinet can be tilted at ±12°at the request of clinical needs. Pole A kind of bearing part. Max. please refer to section 4 on the user's manual. and the Max. bassinet. and it is used for automatic controlling of heat output. baby mode. Max.V. Load: 3. YP-90AB) It is intended for treating the bilirubin of patient. please refer to the user’s manual XHZ-90L. Size of mattress: 630mm × 355mm Base An important part of Infant Incubator. and so on. Neonate Bilirubin Phototherapy Equipment (for YP-90B. for YP-90A and YP-90AB is cabinet. cabinet or VHA cabinet of the incubator. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SECTION 2 INSTALLATION 2.1 UNPACKING Generally, the Infant Incubator is usually packed to two cartons: main body and fixed cabinet or Vertical Height Adjustment cabinet(VHA cabinet). When taking out the equipment from the cartons, take care not to damage the spare parts of the Infant Incubator. 2.2 ASSEMBLING At least two professionals are required to do the installation of the Infant Incubator with spanners. 1. Install the main body onto the fixed stand/cabinet or Vertical Height Adjustment cabinet A. The installation of main body onto the fixed stand/ cabinet a. Assembling of fixed stand 1). See figure 2.1, fixed Connecting crosspiece to Left stand and Right stand with Hexagon bolt, Spring Washer, Flat Washer, external teeth serrated lock washer. 2). See figure 2.1, Inverting Square frame, place the fixed Left and Right stand on Square frame, and make the bolt and flat washer through the inner board of left stand from the bottom of t Square frame, and make the Left stand connect Square frame, and fix the outer side of left stand on the frame with bolt, Spring Washer, Flat Washer. Installation of the right stand is as same as the Left stand. 3). Connect the casters and left and right stand firmly with spring washer 12, flat washer 12 respectively. NOTE: The wheels with brakes should be installed on the front of stand (longer part of stand is the front part). Wheel Spring washer Hex head screw M8-20 Spring washer 8 12 Flat washer 12 Flat washer 8 Left stand Connecting crosspiece Hex Nut M6 Spring washer 6 Flat washer 6 Inboard plate Right stand Flat washer 6 Hex head screw M6-18 Spring washer Inboard plate Flat washer 6 Square frame FIGURE 2.1 2-1 I2 Hex head screw M6-18 6 SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 b. Install the main body onto the fixed stand 1). See figure 2.2, lock the casters with brake, and put the main body onto the fixed, and connect it with the lock mechanism on two sides of stand. Main body of Incubator Lock mechanism II Fixed Stand I (Enlarged figure I) (Enlarged figure II) 1 2 wheel unlocked wheel locked hang on the lock close the lock spanner NOTE: See Enlarged figure I, lock the casters as the arrow 1 indicates, and unlock the casters as the arrow 2 indicates. See Enlarged figure II, hang on the lock , and close the lock spanner. FIGURE 2.2 2-2 I2 SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 B. The installation of main body onto the cabinet a. As figure 2.3 indicates, put on the spring washer, flat washer on the casters, and then connect with cabinet firmly. Note: The caster with brake must be installed in front of the cabinet. FIGURE 2.3 b. As figure 2.2 indicates, lock the casters with brake, see figure 2.4, and put the guard rail and main body on the cabinet, and then fix them with the lock mechanism on two sides of cabinet. Main body of incubator Guard rail Lock mechanism Cabinet FIGURE 2.4 2-3 I2 fixing the guard railon the cabinet with bolts. insert the power cord on the right side of Vertical Height Adjustment cabinet into the power socket in figure 4. Main body of incubator Power cord Guard rail Lock mechanism The VHA Stand FIGURE 2. Install the NEONATE BILIRUBIN PHOTOTHERAPY EQUIPMENT.6 indicates.V. fix it with the turnbuckle. and then adjust the hook to a proper height. especially when the hood is open. 2. c. The method of installation main body. Pole 1) Install the I. Pole beside the incubator as figure 2. WARNING Firm the main body onto the fixed cabinet or Vertical Height Adjustment cabinet with lock mechanism. The method of installation casters is same as part B.2. b. B. Install I. 2-4 I2 . guard rail on the Vertical Height Adjustment cabinet same as part B.V.5 The guard rail ensure grounding through bolt，therefore. Pole and shelf A.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 C. it will cause the main body to deviate from the fixed cabinet or Vertical Height Adjustment cabinet when the cabinet tilts. If not. Install the main body onto the Vertical Height Adjustment Stand a.V. After installation. I. Install the NEONATE BILIRUBIN PHOTOTHERAPY EQUIPMENT Please refer to the method of installation for incubator mounted PHOTOTHERAPY unit XHZ-90 and XHZ-90L in the accompanying documents. 6 C. Pole to the bottom. and then tighten the hexagon bolts. Insert the power cord into the socket of general power supply on the VHA stand. insert the I. and put on the fixed seat on the infusion rod. FIGURE 2.3. Check the WARMER according to the instruction in section 2. the side with note label should face the front of incubator.7. ENLARGED FIGURE A Infusion Rod position limit mark A Hexagon Bolt Fixed Seat NOTE: when installing the shelf. see Enlarged figure A. Pole. For the VHA stand. Install shelf Unscrew the hexagon bolts on the fixed seat for shelf. And then reinstall the hexagon bolt on the fixed seat. FIGURE 2. to make sure the top of fixed seat and the position limit mark on the rod is on same level. 2-5 I2 . Hook For Infusion Rod Hexagon Bolt Step 2: Tight the hexagon bolts on the bottom of infusion rod to fix the rod. Insert the power cord Insert the power cord into the socket of general power supply on the right side of main body.V.V. See figure 2. and fix the bolt to fasten the infusion rod.7 3. Step 3: Rotate the hook into the I.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Hexagon bolt Fixed seat Infusion rod Step 1: loose the hexagon bolts on the fixed seat with spanner. 3 OPERATION CHECKOUT PROCEDURE WARNING 1. the Set Temperature indicator does not indicate. IMPORTANT: At least two persons are required. This operation is used for checking if the power failure is normal or not. CHECK HEATER Control the environment temperature at 21℃ ~ 26℃. please refer to the authorized and qualified service personnel. and the controller can enter into the control mode automatically before turning off. The drop of the caster will cause danger during transporting. the Air Temperature indicator will displays air temperature. Please proceed the following checkout procedure each time before operation. it means the controller is doing self-test automatically for 5s. Please stop using this model once some function lost or the spare parts for front access panel is loose. and the relevant mode light will be on. START-UP THE CONTROLLER Turn on the switch of the main power supply and controller. 140Kg to light the whole unit. the Power failure alarm should active. at the same time. Check caster Check whether the caster can drop when lifting the radiant warmer 2cm above the ground.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 2. and continue the following operation procedure. set temperature must be high 3℃ than ambient temperature. the Skin Temperature indicator displays the baby temperature. B. and there is no any indication after disconnecting the main power supply. and the other has to check the casters. 2-6 I2 . it may cause the power failure without the alarming indication. It needs Min. one lifts the warmers. And then you can proceed this checkout procedure. NOTE: When the incubator works under the set state.0 ℃. and the “Power” light will flash with continuous audible sound. and set the temperature at 33. and Set Temperature indicator displays the former set value. while the Air Temperature indicator and Skin Temperature indicator indicates“--. Insert the power cord again after finishing checking.-”. D. and heater will output heat completely. the controller gives sound “Ding”. After then. If full. C. If not full. and choose the Air Mode. Please support the stand with block to avoid the warmer inclining if the casters drop. CHECK POWER FAILURE ALARM Pull off the power cord of whole unit. and all heat power indicator are on. 2. IMPORTANT: Make sure that the rechargeable battery is full before usage. A. change it into the Baby Mode. set temperature at 37℃. the sensor failure alarm should active. 1. CHECK BABY MODE Opening Arrow Sensor socket The arrow sign on the plug should aim to the opening on the sensor socket so that the sensor is inserted correctly. and the incubator will give alarm after a while. and set the air temperature at 36℃. put the calibrated temperature measuring device on the position above 10cm from the center of mattress to measure the air temperature. Put the skin sensor on the center position. you must hold the plug of skin sensor. compared with the indicated air temperature to check whether the deviation between them is within 0.5. NOTE: Please check again if the accuracy of the skin temperature sensor exceeds the permissibility deviation. CHECK PRECISION OF SKIN TEMPERATURE SENSOR Put the skin temperature sensor with the mercury thermograph for the accuracy with ±0. then read the value of mercury thermograph. after the air temperature enters into the STEADY TEMPERATURE CONDITION.1ºC into the water cup with the temperature as 30ºC±5ºC. Make the probe of the skin temperature sensor and the mercury ball as closely as possible and stir enough. Insert or pull out the skin sensor.8℃.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 E. and the Set Temperature indicator will show alarm code E0. and the deviation must be within 0. When the Air Mode works stably. pulling the leads is forbidden. Compare the value of the skin temperature sensor and the mercury thermograph.8. G. Pull off the skin temperature sensor.5ºC. and the Set Temperature indicator will show alarm code E0. Please let the authorized and qualified service personnel service machine if the accuracy the skin temperature sensor exceeds the permissibility of deviation again. 2. Please do not bend the connection of sensor. CHECK THE ACCURACY OF TEMPERATURE CONTROL Select the Air Mode. F. The “Sensor” alarm light will flash with continuous audible sound. 2-7 I2 . The “Sensor” alarm light will flash with continuous audible sound. the over-temperature alarm should active. and when the incubator temperature is less than 38.6. J.1. Reconnect the power cord. and when the incubator temperature is less than 40. and the controller has entered into the overtemp checkout state. the HIGH deviation alarm will active. and the Set Temperature indicator will show alarm code E0. CHECK FAN MOTOR ALARM Block the inlet port and outlet port on the left and right side of main deck.6. the device gives alarms. open the front access panel. there is no indication on the Set Temperature indicator. and the Set Temperature indicator should show alarm code E0. there is no indication on the Set Temperature indicator. When the Air Temperature indicator indicates 35. Down and Silence/Reset key. and the controller has entered into the overtemp checkout state. I. after the device enters into the TEMPERATURE ALARM CHECKOUT STATE. after several minutes. and the heat power indicator is on in full. The “Over” light should flash with continuous audible sound. the over-temperature alarm should active. The “Over” light should flash with continuous audible sound. CHECK DEVIATION ALARM In Air Mode.0℃. the over-temperature alarm should active. when the Air Temperature indicator indicates 31. and the heat power indicator is on in full.0. close all door and panels.7. the low deviation alarm should active. press Up. set the temperature at 32 ºC. the “Fan” alarm light will flash with continuous audible sound. and hold the fan slightly. Down and Silence/Reset key.9 ºC. The “Low” light should flash with continuous audible sound. 2-8 I2 . press Up. Down and Silence/Reset key. Under the state of ＞37℃ Override Mode.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 H. and the Set Temperature indicator should show alarm code E0.0℃. and the fan motor alarm occurs. and pull off the power cord. and you can remove the controller or touch the heater after the unit is switched off at least 45min to avoid the burnt. there is no indication on the Set Temperature indicator. and the Set Temperature indicator will show alarm code E0. The “High” light should flash with continuous audible sound. press Up. In Baby Mode.6. and the heat power indicator is on in full. Set the temperature at 35℃. and the Set Temperature indicator should show alarm code E1. and the Set Temperature indicator should show alarm code E1. and turn on the switch of controller. enter into the working state. Enter TEMPERATURE ALARM CHECKOUT STATE.9. and take out the controller.1ºC. and the Set Temperature indicator should show alarm code E0. and when the incubator temperature is less than 40.0℃. enter into the working state. and the controller has entered into the overtemp checkout state. the “Fan” alarm light will flash with continuous audible sound. fan into the hot air inside the hood. The “Over” light should flash with continuous audible sound. CHECK OVER-TEMPERATURE ALARM In Air Mode. WARNING: The temperature of heater inside controller is too high. Turn off the power supply of controller. when the skin temperature indicates to 33. K. raise the hood until you hear the sound “kata”. 2-9 I2 . Disconnect the skin sensor. slowly tilt the pressing the lock as the arrow indicates. and the Set Temperature indicator should show alarm code E1. When the skin temperature indicates 36. the deviation alarm can not occur. Press the lock downward as the arrow indicates so that the hood can return the original position. CHECK THE HOOD OPERATION See the following figure. and close Hood back until the Hood locks in place.9ºC. The “High” light should flash with continuous audible sound. The “Low” light should flash with continuous audible sound.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 NOTE: If the system can not enter into the TEMPERATURE ALARM CHECKOUT STATE or the air temperature does vary within ±3℃ than the setting temperature. set the temperature at 35 ºC. the deviation alarm can not occur. after the device enters into the TEMPERATURE ALARM CHECKOUT STATE. ensure all accessories is disconnected to avoid interfere operating. CAUTION: Before raise the hood.1.0. put the skin sensor into the water cup at temperature 33℃. the hood slowly. Set the temperature at 35℃. NOTE: If the system can not enter into the TEMPERATURE ALARM CHECKOUT STATE or the baby temperature does vary within ±1℃ than the setting temperature. and the hood is in the lock state. and the Set Temperature indicator should show alarm code E1. In Baby Mode. Enter TEMPERATURE ALARM CHECKOUT STATE. the high deviation alarm will active. put the skin sensor into the water cup at 37 ºC.1 ºC. the low deviation alarm should active. N.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 L. the port should be open and close as rotation is continued through 360 degree. Close the Access Panel and rotate both latches until they are fully locked. CHECK IRIS ENTRY PORTS Rotate the outer ring of each entry Port. M. CHECK FRONT ACCESS PANEL The Pawl Latch LOCKED UNLOCK Rotate the panel Latches and open the Access Pane to the full open position (rotate downward). 2-10 I2 . CHECK THE LATCH AND GASKET OF ACCESS DOOR Press on-off of each access door to open it automatically and check the seal of gaskets. Both latches must be fully locked to avoid accidental opening of the panel. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 O. CHECK BASSINET Open the Access Panel and slide it out to the fully extended position indicated by the arrow. Q. CHECK MATTRESS TILT MECHANISM The mattress tilt mechanism to adjust it. Lean on Mattress Tray to make sure it is properly supported to provide a firm infant platform. Put the filter cover back. if dirty. it should be cleaned. 2-11 I2 . P. CHECK THE AIR INTAKE FILTER Loosen the two thumb screws of the Air Intake Filter Cover and remove the cover and inspect the filter. Return the mattress and close Access Panel. CHECK OXYGEN INPUT VALVE Connect the oxygen tube on the monitor with the oxygen input valve on back of incubator (see following figure). Input the 8lpm of oxygen. monitor it with a calibrated oxygen analyzer inside hood. Down foot button Up foot button S. R. CHECKOUT PROCEDURE ENDS 2-12 I2 . check whether the indicated value of oxygen analyzer reach the predicted level as indicated on the oxygen concentration table. T. and make sure its seal. CHECK THE HIGHT ADJUSTMENT OF THE CABINET Step the Up and Down button with your feet to adjust the height of whole unit. The filter must be checked on a routine basis and changed at least every two months.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 WARNING: A dirty Air Intake filter may affect oxygen concentration and/or cause Carbon Dioxide build-up. TABLE 3.5 mA Single Fault Condition: < 1mA Patient Leakage Current………………………………………………Normal Condition: < 0. Type BF applied part. adjustable in 10% increments Protectively Earthed……………………………………………………………………………< 0.2 3-1 I2 .5℃ Temperature Uniformity (mattress is on the horizental position)………………………≤0.3℃ Correlation of displayed incubator temperature to actual incubator temperature…≤0. Open Access Doors and Front Panel or change Mattress obliquity.0℃ Accuracy of skin temperature sensor………………………………………………………≤0. the correlation of the Incubator temperature reading to center mattress temperature and infant skin temperature.2) General Power alarm Air temperature sensor failure………………………………………………………………………Alarm code E0.50Hz.1. Power Requirements……………………………………………………………………AC220V-230V/50Hz Power Output………………………………………………………………………………………………850W Heater Power Output……………………………………………………………………………377W/240V POWER Output Socket……………………………………AC220V-230V. MAX.6A Heater Power Display…………………………………………0 to 100%.1mA Single Fault Condition: < 0. which can alter the air flow pattern.8℃ ALARM (SEE SECTION 3.8℃ Temperature Uniformity (mattress is on a tilt) ……………………………………………≤1.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SECTION 3 TECHNICAL INFORMATION 3.5mA Patient Leakage Current ……………………………………………Single Fault Condition: < 5mA (Mains Voltage On The Applied Part ) Temperature control modes………………………………………………………………………Air mode Baby mode Air Temperature Control range…………………………………………………………………25℃~37℃ override mode: 37℃~39℃(if applicable) Baby Temperature Control range………………………………………………………………34℃~37℃ override mode: 37℃~38℃(if applicable) Temperature sensor display range………………………………………………………………5℃~65℃ Temperature rise Time*(environment temperature is +22℃) ………………………………… ≤30min Temperature Variation*…………………………………………………………………………≤0.1 The isolated air sensor failure…………………………………………………………Alarm code E0. All specifications maybe subject to change without advance notice. normal device (IP20) continuously operated.1 SPECIFICATION Specifications for the Incubators are provided in Table 3.1 SPECIFICATIONS This equipment belongs to Class I. temperature variability. CURRENT 1. may affect temperature uniformity.1Ω Earth Leakage Current…………………………………………………Normal condition: < 0. 0 Low deviation alarm…………………………………………………………………………Alarm code E1.3 Air flow temperature sensor failure………………………………………………………Alarm code E0.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 1. Silence………………………………………………………………………………silence alarming for 4min.) SILENCE/RESET KEY Press to silence the alarming.7 Wrong position of skin sensor failure……………………………………………………Alarm code E0.6 Air cycle failure ……………………………………………………………………………Alarm code E0.5% when a mixture of CO2 in air is delivered at 750ml/min at a point 10cm above the center of the mattress.1 Internal system failure……………………………………………………….8 Fan motor failure……………………………………………………………………………Alarm code E0.4 Skin temperature sensor failure…………………………………………………………Alarm code E0.3m/s OTHER SPECIFICATION Noise level within Hood Environment…………………………………………………………< 50dB(A) Related ambient noise should be <60 dB(A) Carbon dioxide(CO2) level within the hood……………………Less than0.3 ENVIRONMENT TEMPERATURE Operating Range…………………………………………………………………………………+20～+30℃ Storage Range……………………………………………………………………………………-40～+55℃ ENVIRONMENT HUMIDITY Operating Range……………………………………………………………………………………30-75%RH Storage Range………………………………………………………………………………………< 93%RH ATMOSPHERIC PRESSUR Shipment and Store atmospheric pressure range……………………………………500hPa-1060hPa Operating atmospheric pressure range………………………………………………700hPa-1060hPa AIR VELOCITY Ambient Air Velocity…………………………………………………………………………………< 0.1～H1. Air Velocity Over Mattress………………………………………………………………less than 0. alarming will silence if there is any other alarming actives Reset……………………………………………………silence alarming to come back to the setting state *Refer to Table of Definitions and Symbols 3-2 I2 .9 High deviation alarm………………………………………………………………………Alarm code E1.Alarm code H0..1 SPECIFICATIONS (continued) Deviation of air and isolated sensor failure……………………………………………Alarm code E0.35m/s Lifetime of product……………………………………………………………………………………8 years (Lifetime means the period from sell-by date to the date of discarding as useless. press twice to reset alarming.5 Over-temp failure……………………………………………………………………………Alarm code E0. FIGURE 3. Temperature Controller automatically modulates the temperature inside Hood according to the temperature sensed by the air temperature sensing sensor.3.1 General This section contains a functional description and detailed theory of operation of the equipment.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 3. The control of temperature is achieved by means of air circulation system as shown in Figure 3.2 WORKING PRINCIPLE 3. A system block diagram of the Controller is shown in Figure 3. A controlled amount of room air is drawn through the air intake filter by means of the motor-driven impeller on the Controller and then drawn back to motor though air return filter. Heat output control under baby mode: control the output of heater according to the skin temperature automatically.1. Circulated air flows through temperature sensing sensor.1 3-3 I2 .2.2 and 3. Heat output control under air mode: control the output of heater according to the air temperature automatically. 2 CONTROL BLOCK DIAGRAM 3-4 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Keypad control Indicator Fan motor checking I/O control Temperature heater A control MAIN A MCU Air Temperature sensor ADC Skin temperature sensor Air flow temperature sensor ADC Isolated temperature sensor AUXILIARY MCU Temperature heater control B FIGURE 3. 3 PROCEDURE BLOCK DIAGRAM 3-5 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Start INT1 Initialization Real timer Data display Return INT0 YES Key input ADC Sampling Key handling NO Return Data handling Timer interruption YES Timer Trouble checking Return NO Alarm identification Series port interruption Heating control Data transfer Data display Return FIGURE 3. at the same time. press Silence/Reset Key to clear alarming for 4min. Comparing the skin temperature and the skin set temperature. The system will check the state by the alarm checkout procedure. the heater is cut off automatically.2. The other probe inside of air sensor is regarded as the isolated temperature sensor. the controller will control the incubator temperature automaticlly to keep the skin temperature close to the set value.1 In air mode.0ºC (while when set temperature is ＞ 37ºC incubator temperature must be ≤40. heater stops working.3 Alarm Alarm is used for monitoring the temperature control system state. heater stops working. When the baby mode is working.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 3.2 ALARM ALARM MESSAGE DESCRIPTION Power Failure indicator is on If the mains power supply fails or no power supply. at the same time.2 Temperature Control In baby Mode. press Silence/Reset Key to clear alarming for 4min. Comparing the air temperature and the air set temperature.3 If the deviation between the air temperature and isolated temperature sensor is more than 0.2. the isolated temperature sensor of air sensor is always monitor the inside temperature. the controller will adjust the heat output proportion to keep the heat balance inside hood. please refer to the service part. at the same time.8℃. please refer to the service part.2 If short-circuit or open-circuit or bad connection occurs on the isolated temperature sensor. the “POWER” alarm with audible and visual will active. the controller will control the incubator temperature automaticlly to keep the air temperature close to the set value. heater stops working. the controller will adjust the heat output proportion to keep the heat balance inside hood. If short-circuit or open-circuit or bad connection occurs on the air temperature sensor.2 listed alarm condition. when the incubator temperature is ≤40ºC. 3. it will alarm. Skin sensor is attached to the skin of patient. TABLE 3. Code E0.0ºC ). When the checked data is abnormal. 3-6 I2 . the sensor alarm actives and the heater is cut off automatically. when set temperature is ＜ 37ºC incubator temperature must be ≤38. Sensor Alarm indicator is on Code E0. press Silence/Reset Key to clear alarming for 4min. In the whole baby mode. Table 3. In Air Mode.-”. if the skin temperature sensor drops from the socket. Code E0. please refer to the service part. the heater is cut off automatically. the skin temperature indicator displays “--. please refer to the service part. it can reset when the failure does not exist. press Silence/Reset Key to clear alarming for 4min. press Silence/Reset Key to clear alarming for 4min. it can reset when the failure does not exist. at the same time. it can reset when the failure does not exist. If short-circuit or open-circuit or bad connection occurs on the skin temperature sensor. press Silence/Reset Key to clear alarming for 4min. please refer to the service part. heater stops working. heater stops working. If the air temperature is higher 3℃ than the set temperature. when the incubator temperature is less than 38℃ (set temperature ＜37℃) or less than 40℃(set temperature ＞37℃). If the air temperature is lower 3℃ than the set temperature. heater stops working. press Silence/Reset Key to clear alarming for 4min.1 When the fan motor stops working. it can reset when the failure does not exist. heater stops working.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 3. Sensor Alarm indicator is on Code E0. Sensor Alarm indicator is on In the air mode.6 Fan alarm indicator is on Code E0.9 HIGH Deviation Alarm indicator is on Code E1. press Silence/Reset Key to clear alarming Over-Temp Alarm indicator is on Code E0. press Silence/Reset Key to clear alarming for 4min. In air mode. it can reset when the failure does not exist. at the same time. When the wind speed is lower than 1000rpm. at the same time. If the temperature of skin temperature sensor is always lower 2℃ than the set temperature or more.2 ALARM ALARM MESSAGE DESCRIPTION Code E0. at the same time. heater stops working. heater stops working. heater stops working. At this time. 3-7 I2 .8 In baby mode. Code E0. press Silence/Reset Key to clear alarming for 4min. press Silence/Reset Key to clear alarming for 4min. If the air temperature is higher 1℃ than the set temperature. when the incubator temperature is less than 40℃. at the same time. heater stops working. heater stops working. the heater keeps working.7 The cycle air flow way of incubator is blocked. it can not reset after clearing the failure. press Silence/Reset Key to clear alarming for 4min.0 LOW Deviation Alarm indicator is on Code E1. at the same time. it can not reset after clearing the failure. press Silence/Reset Key to clear alarming for 4min. In air mode. Fan alarm indicator is on In the Baby mode. please refer to the service part.4 If short-circuit or open-circuit or bad connection occurs on the air flow temperature sensor. In baby mode. press Silence/Reset Key to clear alarming for 4min. press Silence/Reset Key to clear alarming code E0. heater stops working. please refer to the service part. at the same time.5 In baby mode. press Silence/Reset Key to clear alarming for 4min. Code H1.1 ROM inside of main MCU fails.2 If the keyboard circuit is broken. please refer to the service part. 3-8 I2 . press Silence/Reset Key to clear alarming for 4min.1 ALARM (CONTINUE) ALARM MESSAGE The system indicator is on DESCRIPTION Code H0. please refer to the service part. the heater will stop working. please refer to the service part.8 Main ADC failure(e.7 SRAM failure (including system cord failure).. Code H1.0 Heat circuit failure(e. press Silence/Reset Key to clear alarming for 4min. the heater will stop working. Code H1. the heater will stop working .4 ROM inside of auxiliary MCU fails. the heater will stop working. Code H0. Code H0. including wrong sample.5 Internal system inside of auxiliary MCU fails. please refer to the service part. Code H0. the heater will stop working. Code H0. At this time. press Silence/Reset Key to clear alarming for 4min.3 If the battery inside of the controller is error.6 E2ROM inside main MCU fails. the heater will stop working.2 Internal system inside of main MCU fails.g. At this time. At this time.9 Auxiliary ADC failure(e. the heater will stop working. please refer to the service part. Code H0. press Silence/Reset Key to clear alarming for 4min. chip damage. please refer to the service part. please refer to the service part. Code H0.. press Silence/Reset Key to clear alarming for 4min. mechanical relay and all control circuit fails). the heater will stop working. please refer to the service part. At this time. press Silence/Reset Key to clear alarming for 4min.. Code H0. Code H0. including wrong sample. solid relay. please refer to the service part. At this time. press Silence/Reset Key to clear alarming for 4min. the heater will stop working . At this time. auxiliary system TLV2548. Code H1. press Silence/Reset Key to clear alarming for 4min. heater. no response and so on). please refer to the service part. At this time. the heater will stop working. please refer to the service part. press Silence/Reset Key to clear alarming for 4min. please refer to the service part. chip damage. press Silence/Reset Key to clear alarming for 4min. auxiliary system TLV2544. At this time. press Silence/Reset Key to clear alarming for 4min. please refer to the service part. At this time.1 The timer RTC inside the system fails or is not accurate.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 3. press Silence/Reset Key to clear alarming for 4min. At this time. At this time.g. At this time. the heater will stop working. the heater will stop working. the heater will stop working. At this time.g.3 Communication of main and auxiliary MCU A fails. no response and so on). press Silence/Reset Key to clear alarming for 4min. The incubator with cabinet adopts the connector of power cord as the isolation mains power supply. avoid removing the Controller or touching the heater until the unit has been switched off for at least 45 minutes. WARNING: The Controller heater can be sufficiently hot to cause burns. and pull off all power cord before cleaning. Remove the controller Disconnect the Power Cord and Sensors from the side of the Incubator.1 GENERAL The section provides cleaning and maintenance instructions. therefore.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SECTION 4 CLEANING AND MAINTENANCE 4. Latch Take out the Temperature Controller as indicated by the arrow. Release the latch on each side of the Controller as shown in Figure 4.1 to take out the controller. to make sure the safety. 2. FIGURE 4. when the Spanner pull out to >90° direction. If need to disassemble. please refer to the section about assemble. A.1 DISASSEMBLY BEFORE CLEANING NOTE: Please do not assemble the spare parts for regular cleaning. Cleaning or maintenance in the environment full with oxygen will cause fire or explosion. WARNING: The controller can be taken out from the incubator.2. 4. and it is unnecessary to depart the base and the cabinet.Disconnect all the connections with oxygen feeding device before cleaning and maintenance.2 CLEANING This device must be cleaned and sterilized for the first time for initial use. or after used it for one week. WARNING 1.1 I2 4-1 . 4. and remove the bassinet as the arrow 2 indicates and remove the bed sheet.2. rotate the knob to the unlocked position . Remove the bassinet See figure 4.3. LOCKED UNLOCKED FIGURE 4. Push bassinet inward and raise it as the arrow 1 indicates. Remove the Seal of the Main Deck Refer to figure 4.3 4-2 I2 . FIGURE 4.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 B.2 C. and take out the Seal of the Main Deck. Clean the Hood Use a disinfectant-detergent to thoroughly clean all surfaces. take out the Humidity baffle.6. and take out the air filter. Gaskets.4. CAUTION: Alcohol can cause crazing of the clear Acrylic panel. Air Intake Tube Allow parts to soak as recommended by the cleaning solution’s manufacturer. F. G. I2 4-3 .2 CLEANING PROCEDURE CAUTION: Some chemical cleaning agents may be conductive and/or leave a residue which may permit a build-up of dust or dirt which may be conductive. Iris Port Sleeves. B. Do not permit cleaning agents to contact electrical components. Do not expose the panel assembly to direct ultraviolet radiation. 4. Remove the Access door gasket and Access door cuff. Move the Air Intake Tube out in direction of arrow 2 after disconnecting Air Intake Tube from Air Tube Connector in direction of arrow 1 . indentations. remove 2pcs bolts on the air filter cover.2.4 E.3. then dry with a clean cloth or paper towel. See figure 4. C. then remove them and dry completely with a clean cloth or paper tower. A. FIGURE 4. Do not use alcohol. Remove the soft tubing from hood. acetone. including all holes. Clean the Soft tubing. or any organic solvents for cleaning. and Iris port sleeve from hood. Clean the skin temperature sensor Use a disinfectant-detergent to thoroughly clean all surfaces. See step P in section 2. Access Doors and Iris Ports then dry them with a clean cloth or paper towel. Do not spray cleaning solutions onto any of those surfaces. CAUTION: Do not steep Sensor into disinfectant-detergent.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 D. Main Deck Seal. Remove Air Intake Tube Connector See Figure 4. After scrubbing. including all indentations. scrub it thoroughly. Clean Water tank and Humidity chamber fill spout Fill the humidity chamber with a disinfectant-detergent. WARNING: Failure to clean the Heater and Fan Impeller could result in sufficient lint buildup to reduce airflow. including all holes. clean the surface of controller after the heater becomes cold. If the air filter is dirt or is used for more than 2 months. then try the chamber and water cup with a clean cloth or paper towel.5)Drain the humidity chamber. FIGURE 4. heater and surface of air temperature sensor. completely cleaning the water chamber and cup inside and outside. Access Doors and Iris Ports then dry them with a clean cloth or paper towel. Main Deck. indentations. Clean the bassinet. (see figure 5. G. CAUTION: Do not lubricate the Mattress Tilt Mechanism with oil or other potentially F. E. Clean Mattress Cover Use a disinfectant-detergent to thoroughly clean it and sun it after washing it with clean water. which will affect temperature control and cause high CO2 concentration. H. Then dry them with clean cloth.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 D. Clean Air filter Use a disinfectant-detergent to thoroughly clean all surfaces. shelf Use a disinfectant-detergent to thoroughly clean all surfaces then dry them with a clean cloth or paper towel. continuous rotating water cup per counter-clockwise until it take out for separate scrubbing.5 4-4 I2 . then be especially careful when cleaning fans. Clean the controller Use detergent to clean the all surfaces thoroughly. please replace it. CAUTION: Pay particular attention to avoid liquid seeping into the Controller Hood. J. Correct Position Wrong Position FIGURE 4.7 I2 4-5 . Some disinfectant-detergent may cause crazing of plastic parts in Incubator. including all holes. Clean surface of device Use a disinfectant-detergent to thoroughly clean all surfaces. Clean NEONATE BILIRUBIN OHOTOTHERAPY EQUIPMENT See the user’s manual for XHZ-90 and XZH-90L. Humidity chamber fill spout is rotated clockwise to its original position and placed into the Air Filter Cover. 4. Humidity chamber fill spout. NOTE: Air Intake Tube must be placed inside the Air Intake Tube Connector and completely sealed. A.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 I.3 REASSEMBLY AFTER CLEANING NOTE: Before reassembling parts into Incubator.6 in correct direction. check carefully if there is any crack or damage. Install Buffer. Installed Air Intake Tube must comply to Figure 4.2. Air Filter Place the Buffer into Trough as described in Figure 4.7. All the screws should be tightened.6 B. FIGURE 4. Access Doors and Iris Ports then dry them with a clean cloth or paper towel. indentations. The Air Intake Tube should be installed by reversing the procedure . depress the snaps at both sides of Controller until they are parallel to the side then pull the Controller outward. The right side and the wrong side of seal must be placed in the right position. 4-6 I2 . WARNING: Be sure the two thumb screws that hold the bassinet are tightened. D. Controller is the key unit of Incubator and must be installed carefully. and make sure the airproof to avoid the inepuality of heating towards the bed. If the Controller is not loosened.9. Fold back and slip elastic band over the outer ring of the port housing. After the whole part is inserted into Base Assembly. Place Main Deck back and install the seal on it.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 C.1. Install Controller back according the oposite order . see figure 4. Rotating the iris entry sleeves . it is already locked.8 E. Step 1: Install the elastic band over the inner ring of the port housing. (See Figure 4.8) CORRECT INSTALLATION STATE FIGURE 4. see figure 4. Insert Controller into Base Assembly. 10 G. the sleeve will open again if rotation is reversed. access door gasket. See figure 4. outside wall of hood.10. inner wall of hood. Access door wall Inner wall of hood Access door gasket Outside wall of hood Installation groove of Access door cuff FIGURE 4.11 4-7 . NOTE: The opening of soft tubing should face outward. I2 FIGURE 4. and then install the Access door cuff. If properly installed. Access door wall.11. installation groove of Access door cuff.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Step 2: Rotate outer ring to close. FIGURE 4.9 F. Install the soft tubing in figure 4. install the Access door gasket. please replace the rechargeable battery. and then put back the controller. If the power failure alarm cannot last more than 10 minutes. the incubator shoule work under the dry environment of 32℃~ 35℃. Clean the incubator before gas sterilization. 4. or else.3 STERILIZATION NOTE: Please do not steam autoclave. gas sterilization. D. During the whole ventilation. For the replacement of battery. Reconnect the unit to the AC line and recharge the battery. CAUTION: The temperature of sterilization should not exceed 54. A. 4-8 I2 . there will be ventilation of 16 ~ 24hrs.5℃. The power failure alarm should activate and continue to alarm for at least 10 minutes. IMPORTANT: Please check all parts prior to use. After gas sterilization. please refer to section 5. please cover the dustproof cover if do not use the infant incubator.4 MAINTENANCE Please check the condition of the build-in rechargeable battery before the first use of device or in the alternation of device using. e. (see Figure 4. and put the bassinet inside hood according to the oposite order. 4. it will cause danger. Operate the unit for a period of 12 to 24 hours. Install the Mattress cover with the mattress. After ventilation.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 H. B.. C. Please sterilize under low temperature. WARNING: Please remove the controller when do gas sterilization. Trigger a power failure alarm by disconnecting the AC power cord.2) WARNING: Place the bassinet as the label indicates on the infant bed.g. 2.It will not influence battery charging and the battery capacity when the battery is full.the faulty connection will cause the damage to the battery and no hont for power failure alarm. 5.1 REPLACEMENT OF FUSE Open Temperature Controller.2 REPLACEMENT OF ELEMENT 5. 3. Please do not throw the old battery into fire or water to avoid explosion or leakage. and disonnect the battery fastener and the internal charing battery.During replacing the internal battery. 5. Internal charging Battery and Controller.1 NOTICE: 1. switch off the power supply and disconnect the power cord. the plastic washer should be placed the original position.Please replace theb internal battery after using it for three years.2 REPLACEMENT OF INTERNAL BATTERY See figure 5. NOTE: When replacing the fuse.1. Battery Fastene Internal Charing Battery Baffle FIGURE 5. 7. replace the same type fuse with same specification accorind to the label on the circuit board. and please do not throw them away randomly. and keep correct connection between the anode/ cathode of battery and its fastener. Open Controller. 4. 5. (Switch on controller) 6. do not use other type battery. to ensure safety. Battery will be automatically charged when the temperature controller works. charging the battery outside of the incubator is forbidden. do not disassemble battery.4V/170mAh.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SECTION 5 SERVICE 5.1 GENERAL This section provides system setting procedure and the troubleshooting procedure of these parts: replacement of Fuse.The charging battery inside the wartmer is GP17R8H Ni-MH8. and take out the baffle to replace the battery.Please dispose the Old battery accoring to local law.2. I2 5-1 .2. Connect the battery correctly. 5. Machine Number 6.1 GENERAL This paragraph provides controller system setting procedure. Minimum set value of skin temperature 14. please do not change data of system setting to avoid hazards.3. Maximum set value of air temperature 13. LED Lightness set 2.3. if it is unnecessary. Minimum set value of air temperature 12. Air temperature sensor compensation 3. Set value of Over temperature alarm (＜37℃) 16. Set value of Over temperature alarm (＞37℃) 17.3.3 SYSTEM SETTING PROCEDURES 5. Set value of High deviation for skin temperature 11. Maximum set value of skin temperature 15.3. Set value of High deviation for air temperature 9. Air flow temperature sensor compensation 4. NOTICE: Please follow by the procedures of item 5. Set value of Low deviation for air temperature 8. Motor speed alarm value 7. Set value of Low deviation for skin temperature 10. Set value of air flow Over temperature alarm (＜37℃) 18.2 BRIEF INTRODUCTION Controller system setting procedures listed below: 1.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 5. Set value of air flow Over temperature alarm(＞37℃) 5-2 I2 . Skin temperature sensor compensation 5. -“. press and hold Set key for 2s as soon as switch on until Air temprature indicator displays “ --. press Up or Down until Air temprature indicator displays “78.3 PROCEDURE At first. key to confirm Password check YES System setting screen Press key or the set code Key. Turn on the power switch Press and hold the for 3s Enter password Press key.6”. set temperature indicator displays Brightness set of indicator Press or Key can change current set value END Press key Press SAVE and EXIT together Return to original set Figure 5.2 I2 and 5-3 . or press Silence/Reset key to exit.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 5. And then. EXIT Press or Then press Error key to enter password 78. Air temprature indicator displays the specific set data. connected power supply.3. after then. press Set key to enter into the system set screen. After entering into the set screen.6. Set temprature indicator displays set code. and no display on Skin and Set temprature indicator. 8 ℃.0 . 00.4 Skin temperature sensor compensation Set value of temperature compensation for skin temperature sensor .5. and set range is 00. -1.8 means 0.3℃ as compensation. For example.8 ℃.0 Set value of high deviation for skin temperature Set method of high deviation alarm in skin mode.6 Motor speed alarm value Set method of fan speed. Alarm will be active if the fan speed is lower than this value.8 Set value of High deviation for air temperature Set method of high deviation alarm in air mode.5 means No. CODE 00. 15.0 . For example.8 ℃.2℃ means that the air temperature adds 0. For Example.0~05. and set range is -5.1 LED Lightness set Indicate the lightness . and set range is 00. and set range is 00. and set range is -5.2℃ means that the skin temperature adds 0.3℃ as compensation.0.5 Machine Number Set method of machine number.1 measn No.3℃ means that the air temperature reduces 1. and set range is 00. For example.0. the first figure of set value means the increasing and decreasing value. CODE 00.0. 00. Every 0.0~05. For example.2℃ as compensation.9 Set value of low deviation for skin temperature Set method of low deviation alarm in skin mode.0~05. 05. For Example.0.8 means 0. and set range is 00.5. CODE 00.0~05.8 ℃.1 means 20 rpm. 00.0 means 1000 rpm.8 means 0.0~25.3 Air flow temperature sensor compensation temperature compensation for air flow temperature sensor .0~05.3℃ means that the skin temperature reduces 1. 00.2℃ as compensation. and set range is 00.8 means 0. For Example.2℃ means that the air flow temperature adds 0. and set range is 00. The larger the lighter. 00.0 . CODE 01. 1 machine. CODE 00.0~02.0~05.1~01.7 Set value of Low deviation for air temperature Set method of low deviation alarm in air mode. CODE 00. For example. 00. CODE 00. 00. CODE 00. -1. CODE 00.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 CODE 00.0~05.2℃ as compensation. the first figure of set value means the increasing and decreasing value. For example. 5-4 I2 .0. 00.2 Air temperature sensor compensation Set value of temperature compensation for air temperature sensor .3℃ means that the air flow temperature reduces 1.3℃ as compensation. and set range is -5. the first figure of set value means the increasing and decreasing value. -1. 01. 0 means Minimum set value 25. and set range is 38. For example.0.5~39.0 means Minimum set value 25. 45.5~52. 2 Maximum set value of air temperature Set method of Maximum set value of air temperature in mode of>37.5 Set value of Over temperature alarm A (＜37℃） Set method of Over temperature alarm in air mode (set temperatuer ＜37℃）.0.0 means Maximum set value 39.0~39.0. CODE 01.0 ℃.0.0. and set range is 30.3 Minimum set value of skin temperature Set method of Minimum set value of skin temperature. 34. and set range is 20. and set range is 37. and set range is 40.0 ℃.4 Maximum set value of skin temperature Set method of Maximum set value of skin temperature in mode of>37.1 Minimum set value of air temperature Set method of Minimum set value of air temperature. 39. CODE 01. 25. For example.0 means over-temp alarm value 40. 45. 39. CODE 01.0 means Maximum set value 39.6 Set value of Over temperature alarm B (＞37℃) Set method of Over temperature alarm in air mode (set temperatuer ＞37℃）. and set range is 37.5~40.0 ℃.0 means over-temp alarm value 38.0~34. For example. 40.0 ℃.0℃ . For example. 38. CODE 01.0 ℃. CODE 01.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 CODE 01.0~34.7 Set value of air flow Over temperature alarm A (＜37℃） Set method of alarm value for air flow blocked (set temperatuer ＜37℃）.0~39.0 means alarm value for air flow blocked 45.0.5~48.0. CODE 01.0 ℃ CODE 01.0. For example.0 ℃. For example.0 ℃ I2 5-5 .0 means alarm value for air flow blocked 45.0℃ .8 Set value of air flow Over temperature alarm B (＞37℃) Set method of alarm value for air flow blocked (set temperatuer >37℃）. and set range is 38. For example. For example. and set range is 37. 25W/0.4.5% z 31.25W/0.4.4 provides troubleshooting in the form of flowcharts.3 TROUBLESHOOTING All alarms have the relevant alarm code except for the power ailure alarm.3 Air temperature deviation failure alarm Refer to Flow chart 5.3 provides the alarm code when the controller alarms.4 TROUBLESHOOTING PROCEDURES 5.5% z 31.4.1.1 GENERAL Troubleshooting guides for the Controller are provided in Paragraph 5. Paragraph 5.0℃ skin Temperature Simulation Resistor Resistor R=23166Ω/0.4.4.0℃ Air flow Temperature Simulation Resistor Resistor R=23166Ω/0. 5. please refer to Table 5. TABLE 5.4.2 E0. z It is confirmed that the system settings are correct before troubleshooting.1 E0.1 ERROR CODES ALARM CODE EXPLANATION AND CORRECTIVE ACTION TYPE E0.2 Isolated temperature sensor alarm Refer to Flow chart 5. FLUKE 8060A 31. z z Digital VOM.4.5% 5.4. Paragraph 5.3 5-6 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 5.1 Air temperature sensor failure alarm Refer to Flow chart 5.25W/0.0℃ Air Temperature Simulation Resistor Resistor R=23166Ω/0. Equivalent test equipment may be substituted.3 and Paragraph 5.2 TEST EQUIPMENT REQUIRED The test equipment listed below is required for troubleshooting the Controller. 2.1 ROM failure alarm inside of Main MCU Replace Main MCU H0.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 5. Power failure alarm Refer to Flow chart 5.12 H1.0 Heat system failure alarm Refer to Flow chart 5. Check the close condition of all doors and panels .8 Wrong position of skin sensor alarm Check the position of skin sensor E0.7 Air circulation failure alarm Refer to Flow chart 5.5 Skin temperature sensor failure alarm Refer to Flow chart 5.9 H0. Check the connection of circuit between the main MUC and auxiliary MCU 2.2 Internal system failure alarm inside of Main MCU Replace Main MCU H0. please replace the control panel.11 H1.5 E0.3 I2 EXPLANATION AND CORRECTIVE ACTION TYPE 5-7 Check whether there is heat source nearby.9 Fan motor stop alarm Refer to Flow chart 5.7 E0. Battery failure alarm Inner storage battery failure alarm: 1.3 communication failure alarm 1.0 High deviation temperature failure alarm E1.5 Internal system failure alarm inside auxiliary MCU Replace auxiliary MCU H0.6 E0.6 E2PROM failure alarm Replace Main MCU H0.8 E1. Check the wire connection between the inner storage battery and the power board.4 Air flow sensor alarm Refer to Flow chart 5.4 ROM failure alarm inside auxiliary MCU Replace auxiliary MCU H0.6 Over temperature failure alarm Refer to Flow chart 5.1 ERROR CODES (Continued) ALARM CODE E0. Replace the inner storage battery.1 Real timer RTC failure alarm Replace U20 on mian board H1.9 Auxiliary ADC failure alarm Refer to Flow chart 5.8 Main ADC failure alarm Refer to Flow chart 5.2 Keyboard fault alarm When the key board of the control panel on controller short-circuit alarms. please leave far away from the heat source. if yes.1 Low deviation temperature failure alarm H0.7 SRAM failure alarm Replace U13 on mian board H0.10 H1. Replace main MUC and auxiliary MCU H0.4 E0. turn on power supply the temperature display is 31.1? Replace the air temperature sensor of system set procedure yes on the main board U11-6 is 2.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 5.2℃ Air Temperature Simulation (decade Equal to 23166Ω±182Ω)is instead of the air temperature sensor. So it is easy for service man to find the cause of trouble.In working state.3V? no check the connect to R21. make sure that power +5V. and the wiring of all circuit board The 31.0℃ and add the no compensation temperature alarm E0. AIR TEMPERATURE SENSOR FAILURE ALARM E0. and all cables are in good condition.1 AIR TEMPERATURE SENSOR FAILURE 5-8 I2 . please switch off. and disconnect the power cable. U1-6 Yes CHECK U11 FLOW CHART 5. forst. press Up Key and Air mode Key .1 `` no Good conection? Check connection of air temperature sensor.4 TROUBLESHOOTING FLOW CHART Before troubleshooting. +12V of controller.0℃±0. you can find the isolated temperature and air flow temperarture in the air and set temperature indicator respectively. And then connect the power cable and turn onthe switch. element.4. and then open the top cover of warmer module and the back cover of column. at the same time. turn on power supply See 5. the isolated temperature is 31. and the wiring of all circuit board The 31.2 `` no Good conection? Check connection of isolated temperature sensor.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 ISOLATED TEMPERATURE SENSOR FAILURE ALARM E0.4. U21-6 Yes Check U21 FLOW CHART 5.2? Replace the isolated temperature sensor yes no on the main board U21-6 is 2.4.2 I2 ISOLATED TEMPERATURE SENSOR FAILURE 5-9 .0℃ no alarm E0.2℃ Air Temperature Simulation (decade Equal to 23166Ω±182Ω)is instead of the isolated temperature sensor.3V? check the connect to R16.0℃±0. 4.3? Replace sensor added the temperature compensation based on 31.3V? check the connect to R16 and U21-6.2℃ Air Temperature Simulation (decade Equal to 23166Ω±182Ω)is instead of the air and isolated temperature sensor.0℃ yes U11-6.0℃±0. check whether The air temeprature and no isolated tempertire is alarm E0. on the main board no U21-6 is 2. and the wiring of all circuit board The 31. turn on power supply See 5.3 AIR TEMPERATURE DEVIATION FAILURE 5-10 I2 .4.3 `` no Good conection? Check connection of isolated temperature sensor.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Air temperature deviation failure alarm E0. R21 and U11-6 Yes Replace U11 or U21 FLOW CHART 5. 2℃ Air Temperature Simulation (decade Equal to 23166Ω±182Ω)is instead of air flow temperature sensor.4.4. turn on power supply See 5.and the wiring of all circuit board The 31.0℃ yes no on the main board U11-8 is 2.4 I2 AIR FLOW SENSOR FAILURE 5-11 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Air flow sensor failure alarm E0.3V? check the connect to R23 and U11-8 Replace U11 FLOW CHART 5.4 `` no Good conection? Check connection of sensor.4? Replace air flow sensor added the temperature compensation based on 31. check whether The air temeprature and no isolated tempertire is alarm E0.0℃±0. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SKIN TEMPERATURE SENSOR FAILURE ALARM E0. turn on power supply the temperature display no is 31.0℃±0.3V? check connect Relay R22 to U1-7 Yes Check U11 FLOW CHART 5. the connection Of all circuit board The 31.2℃ Air Temperature Simulation (decade Equal to 23166Ω±182Ω)is instead of air flow temperature sensor. added alarm E0.0℃.5 SKIN TEMPERATURE SENSOR FAILURE 5-12 I2 .5 Check connection between skin sensor Good conection? Socket and circuit board.5? Replace the skin temperature sensor the temperature compensation in system set procedure yes no on the main board U11-7 is 2. 6 yes Is there heat source nearby? Far away from the heat source no yes Air and isolated temperature Check air and isolated temperature sensor Sensor is OK? no Replace air and isolated temperature sensor FLOW CHART 5.7 Check whether the inlet Or outlet is blocked Check the air flow condition of inlet and outlet FLOW CHART 5.6 OVER TEMPERATURE FAILURE Air circulation failure alarm E0.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Over-temp failure E0.7 AIR CIRCULAATION FAILURE I2 5-13 . 8 FAN MOTOR FAILURE ALARM( SHEET 1 OF 2) 5-14 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Fan Motor Failure Alarm E0.9 Motor rotating no Motor input terminal no Check the power cord Is AC power? yes yes on the power Pulse at supply board U5-2? no Check the Capacitor fan detected CM is good no Replace the capacitor CM board yes yes no on the power Pulse at supply board U5-3 Replace the Motor Check U5 yes on the main board no Pulse U12-16? check the connection between the main board and the power supply board yes Check U12 FLOW CHART 5. 9 yes Motor input no Voltage is ok? Check the power input yes no Capacitor Replace the capacitor CM CM is good yes Replace the motor FLOW CHART 5.8 FAN MOTOR FAILURE ALARM ( SHEET 2 OF 2) I2 5-15 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Slow Motor Speed Alarm E0. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Main ADC failure alarm H0. R6 is no of Check the jumper wire of U11-13.5V? Pin On main board of U11 and U12 is OK? Check the connecting wire Replace U11 FLOW CHART 5. R5.9 MAIN ADC FAILURE ALARM 5-16 I2 . R6 +2.5V? Connection On main board R5 and R6 is +2.8 On main board Crosspoint of U11-13 no Check R5. 9 On main board Crosspoint of R14 of U21-9 is no Check the jumper wire of U21-9. R14.5V? Connection On main board Check R14. R15 and R15 is +2.10 AUXILIARY ADC FAILURE ALARM I2 5-17 Check the connecting wire . R15 +2.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Auxiliary ADC failure alarm H0.5V? Pin On main board no of U21 and U18 is OK? Replace U21 FLOW CHART 5. Q3 is >0.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Heat circuit failure alarm H1.0 Disconnet power supply. Q3 Check triode Q2.7V? and resistor R8.11 HEAT SYSTEM FAILURE (SHEET 1 OF 4) 5-18 I2 .R9 yes there +12V relay and on solid control terminal of relay K1 no Replace triode Q2 or Q3 yes To sheet 2 FLOW CHART 5. measure resistance of two terminals for heater yes Heater is open circuit or short circuit? Replace heater no Conneat power board and main board Element number from here is on power board Connect pin 1 (ssr-ctr) and pin 3 (relay-ctr) on J8 to VCC power make two conrol signals high level no Base of triode Q2. 7V? yes Base of triode Q1 no >0V? Repalce triode Q1 yes Connet pin 1 (ssr-ctr) and pin3 (relay-ctr) on J8 to GND make two control signals high level To sheet 3 FLOW CHART 5.11 HEAT SYSTEM FAILURE (SHEET 2 OF 4) I2 5-19 .R1 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 From sheet 1 Output terminal of solid no relay and relay K1 can Replace solid relay or relay K1 work? yes no Voltage of U1-2 is Check inductor T1 > 5mV yes no Voltage of U1-1 Check U1.R6.C5 >0.C4 is >2V? yes Base of triode Q1 no Check R2. Q3 and resistor R8. C5 is 0V? yes Base of triode Q1 is 5V? no Replace triode Q1 yes To sheet 4 FLOW CHART 5. R6.C4 0V? Yes Base of triode Q1 no Check R2.R1.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 From sheet 2 yes Base of triode Q1. R9 no yes Is there +12V on Replace control terminal of solid triode Q2 or Q3 relay and relay K1 no no Voltage U1-2 is Check inductor T1 0V? Yes no Voltage U1-1 is Check U1.11 HEAT SYSTEM FAILURE (SHEET 3 OF 4) 5-20 I2 .Q3 Check is 0V? triode Q2. 3.11 HEAT SYSTEM FAILURE (SHEET 4 OF 4) I2 5-21 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 From sheet 3 Connect power board and main board Switch off during measuring no The pins on porer board J8-1. 11 to VCC power no Pin of U8-9. 3. 4 on main board works? yes Replace connecting wire Element number from here is on mainboard Connect pins U8-2. 18 is Check U8 5V? Yes Measure the voltage of U15-2 for self-checking yes no Voltage is changing from low level to high level? yes Replace U15 yes Still alarming after Replace main board replacing U15 FLOW CHART 5. 4 and J2-1. 5V? No Check R17. and Fuse F1. U3 and prefix circuit Yes On power board Pin4 of U4 is No +12V? Check U4 and prefix circuit Yes On power board Cross point of R17. F3 on AC entry board Yes No Secondary output of transformer is 9V. U3 is +5V? Check U2. 15V? Replace transformer Yes On power board Pin 3 on U2. F2. R18 is +2.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Power Failure Alarm No Is there AC power on input socket? Check outside power input Yse Check the connecting wire of No Initial trans for mer is AC power? trans for mer and ower cord. R18 Yes To sheet 2 FLOW CHART 5.12 POWER FAILURE ALARM (SHEET 1 OF 2) 5-22 I2 . 1V? Yes On power board Pins7. R20 R19.5V? Yes Crosspoint of On power board No Replace R21.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 From sheet 1 Crosspoint of On power board No Replace R19. 1 of U6 No Replace U6 is high level? Yes On main board Pin5 of U8 is low No Check the connection of power board level? and main board Yes On main board Pin4 of U8 is low level? No Replace U8 Yes Replace main board FLOW CHART 5. R20 is 2. R22 R21.12 POWER FAILURE ALARM (SHEET 2 OF 2) I2 5-23 . R22 is 2. 1 PARTS LOCATION DIAGRAM OF WHOLE UNIT TABLE 6. Part numbers of accessories are provided below: 05 03 04 02 01 FIGURE 6. I2 DESCRIPTION PART NUMBER 1 Basinet 01 000 00 2 Controller 02 000 00 3 Hood 03 000 00 4 Base 04 000 00 5 I. Pole Groupware 05 000 00 6-1 .1 GENERAL This section provides parts lists for infant incubator.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SECTION 6 REPLACEMENT PARTS 6.1 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. V. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6.2 PARTS LOCATION DIAGRAM. HOOD (SHEET 1 OF 2) 6-2 I2 . 2 PARTS LOCATION DIAGRAM.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6. HOOD (SHEET 2 OF 2) I2 6-3 . 2 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No.7 stoppert 03 045 00 20 Inlet port 03 046 00 21 Left hinge 03 047 00 22 Fixing hook 23 Cross groove pan head bolt M 6×12 24 Spring washer 6 25 Cross groove oblate head bolt M4×12 26 Pawl latch for access door 03 030 00 27 Sheath for pawl latch 03 031 00 See No. of standard Parts See No. of standard Parts See No. of standard Parts See No. DESCRIPTION PART NUMBER 1 Outlet port 03 037 00 2 Bumper 03 013 00 3 Hood 03 038 00 4 Direction label 03 012 00 5 Access door 03 010 00 6 Access panel 03 039 00 7 Latch pivot 03 040 00 8 Cross groove pan head bolt M3×25 9 Long chain 10 split baffle ring 4 11 Flat washer 12 Long hinge for access door 03 042 00 13 Short hinge for access door 03 043 00 14 Soft tubing port 03 011 00 15 Right hinge 03 044 00 16 Cover plate 03 006 00 17 Cross groove countersunk head bolt M5×16 18 Compound nut M5 19 No. of standard Parts 6 See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. of standard Parts 03 001 00 See No. of standard Parts 03 041 00 See No. of standard Parts See No. of standard Parts 6-4 I2 . of standard Parts 03 003 00 See No.9×9.5×1. reusable 03 027 00 46 Ring asembly 03 017 00 47 Soft retaining ring 03 018 00 48 Rotatable ring 03 019 00 49 Cross groove countersunk head bolt M6×20 50 Washer 51 Cross groove pan head tapping bolt ST2. of standard Parts See No. of standard Parts See No. of standard Parts See No. of standard Parts See No. reusable 03 033 00 36 O-ring Φ8.8 37 Top pin 03 026 00 38 Rolling lock bush 03 028 00 39 Spring （I） 03 025 00 40 Latch for access door 03 024 00 41 Column pin 3×30 42 Cross groove pan head bolt M 5×10 43 Flat washer 5 44 Spring washer 5 45 Iris port sleeve. of standard Parts 03 035 00 6-5 . of standard Parts See No.5 52 White elastic part for Pawl Latch See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. I2 DESCRIPTION PART NUMBER 28 Spring（IV） 03 034 00 29 Hinge pivot 03 020 00 30 Cross groove pan head bolt M3×10 31 Bolt cover M3 03 051 00 32 Bolt cover M5 03 052 00 33 Torsion spring 03 021 00 34 Access door gasket 03 032 00 35 Access door cuff. of standard Parts See No.2 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. 3 PARTS LOCATION DIAGRAM. BASE (SHEET 1 OF 2) 6-6 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6. 3 PARTS LOCATION DIAGRAM. BASE (SHEET 2 OF 2) I2 6-7 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6. of standard Parts See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. of standard Parts See No. of standard Parts 10 Small pad 04 006 00 11 Limit panel 04 007 00 12 Fixing bolt（II） 04 008 00 13 Bush （I） 04 009 00 14 Seal 04 010 00 15 Humidity baffle 04 011 00 16 Humidity chamber 04 012 00 17 Bassinet 04 018 00 18 Pull handle 04 014 00 19 Washer for pull handle 04 015 00 20 Flat washer 8 See No.3 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. of standard Parts 21 Spring washer 8 See No. DESCRIPTION PART NUMBER 1 Base outer shell 04 001 00 2 Lock base 04 002 00 3 Cross groove countersunk head bolt M3×8 4 Humidity chamber fill spout 04 004 00 5 Label for Humidity chamber fill spout 04 003 00 6 O-ring Φ16×2. of standard Parts 9 Flat washer 4 See No. of standard Parts 04 005 00 6-8 I2 . of standard Parts 22 Hexagon nut M8 See No.65 7 Cap of fill spout for Humidity chamber 8 Cross groove pan head bolt M4×12 See No. I2 DESCRIPTION PART NUMBER 23 Limit rod 04 016 00 24 Left lock 04 017 00 25 Cross groove pan head tapping bolt ST2. of standard Parts 31 Spring washer 4 See No. of standard Parts 42 Cross groove countersunk head bolt M4×16 See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. of standard Parts 43 knob 44 Spring washer 6 05 001 00 See No. of standard Parts 32 Latch hook 04 023 00 33 Bush （III） 04 024 00 34 Torsion spring（I） 04 025 00 35 Bush （II） 04 026 00 36 Connector for ait intake tube 04 027 00 37 Air intake tube 04 048 00 38 Warnning label 04 030 00 39 Right lock 04 031 00 40 Hexagon nut M4 See No. of standard Parts 41 Spring washer 4 See No. of standard Parts 26 Flat washer 3 See No.9×9.5 See No. of standard Parts 6-9 .3 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. of standard Parts 27 Label for wiring box 04 020 00 28 Wiring box 04 021 00 29 Winding frame 04 022 00 30 Cross groove pan head bolt M4×10 See No. of standard Parts 46 Hexagon nut M6×12 See No. DESCRIPTION PART NUMBER 45 Flat washer 6 See No.3 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. of standard Parts 47 Fixing nut 04 019 00 48 Air filter 04 028 00 49 Cross groove pan head bolt M4×12 50 Lock bush 04 032 00 51 Spring （II） 04 033 00 52 Cross groove pan head bolt M5×25 53 Cap for torsion spring See No. of standard Parts See No. of standard Parts 04 049 00 6-10 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. of standard Parts 6-11 . of standard Parts See No.4 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. of standard Parts 05 011 00 See No. of standard Parts See No.V. of standard Parts See No. I. I2 DESCRIPTION PART NUMBER 1 I.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6.V.4 PARTS LOCATION DIAGRAM.Pole P05 008 01 2 Fixng clip I 3 hexagon tightening clamp M6×20 4 Spring washer 6 5 Flat washer 6 6 Tray holder 7 Cross groove pan head bolt M4×14 8 Spring washer 4 9 Flat washer 4 10 Tray 05 007 00 11 Notice label 05 012 00 12 Weight warning label 05 013 00 05 009 00 See No. POLE GROUPWARE（FOR YP-90，YP-90A） TABLE 6. of standard Parts See No. of standard Parts 13 hexagon bolt M6×45 14 Fxing clip II 15 Cross groove countersunk head bolt M4×10 16 Squareruler holder II 17 Hexagon tightening clamp M8×12 18 Spring washer 8 19 Big pad 8 05 010 00 See No. I. of standard Parts FIGURE 6. of standard Parts 05 002 01 See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. of standard Parts See No.5 PARTS LOCATION DIAGRAM. of standard Parts See No. DESCRIPTION PART NUMBER See No.POLE GROUPWARE（FOR YP-90B，YP-90AB） 6-12 I2 .V.4 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. of standard Parts See No. of standard Parts 6-13 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. of standard Parts 05 010 00 See No.5 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. of standard Parts 06 019 00 See No. of standard Parts See No. of standard Parts See No. I2 DESCRIPTION PART NUMBER 1 I.V. of standard Parts See No. of standard Parts See No. of standard Parts 14 Fixing pin II 15 Cross groove countersunk head bolt M4×10 16 Holder for phototherapy unit 17 Hexagon bolt M8×12 18 Spring washer 8 19 Big pad 8 20 Hexagon nut M8 21 Flat washer 8 22 Hexagon bolt M8×45 05 009 00 See No. of standard Parts See No. Pole P05 008 01 2 Fixing pin I 3 hexagon tightening clamp M6×20 4 Spring washer 6 5 Flat washer 6 6 Tray holder 7 Cross groove pan head bolt M4×14 8 Spring washer 4 9 Flat washer 4 10 Tray 05 007 00 11 Caution label 05 012 00 12 Weight warning label 05 013 00 13 hexagon bolt M6×45 See No. of standard Parts See No. of standard Parts See No. of standard Parts See No. of standard Parts 05 011 00 See No. FIXED CABINET ITEM No. DESCRIPTION PART NUMBER 1 Guard rail 01 001 00 2 Fixing shaft 01 002 00 3 Caster with brake 01 003 00 4 Drawer 01 004 00 5 Lock machanism 01 005 00 6 Cabinet 01 006 01 7 Caster without brake 01 014 00 6-14 I2 .6 PARTS LOCATION DIAGRAM.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 1 2 5 3 4 6 7 FIGURE 6.6 REPLACEMENT PARTS LIST. FIXED CABINET TABLE 6. CASTER ITEM No. CASTER TABLE 6. I2 DESCRIPTION PART NUMBER 1 Square frame 01 011 00 2 Lock mechanism 01 005 00 3 Left part of stand 01 009 00 4 Connecting crossbeam 01 010 00 5 Caster with brake 01 003 00 6 Right part of stand 01 008 00 7 Caster without brake 01 014 00 6-15 .7 REPLACEMENT PARTS LIST.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 1 6 2 5 3 4 7 FIGURE 6.7 PARTS LOCATION DIAGRAM. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6.8 PARTS LOCATION DIAGRAM, CONTROLLER 6-16 I2 SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6.8 REPLACEMENT PARTS LIST, CONTROLLER ITEM No. DESCRIPTION PART NUMBER Operation panel for controller YP-90 Operation panel for controller 02 049 01 YP-90A Operation panel for controller 02 050 01 YP-90B Operation panel for controller 02 089 00 YP-90AB Operation panel for controller 02 090 00 2 Operation panel groupware for controller 02 037 00 3 Lock patch（right） 02 004 00 4 O-ring φ8.5×1.8 5 Warning label 6 Cross groove pan head bolt M5×12 7 External teeth serrated lock washer 5 8 Flat washer 5 9 Spring washer 5 10 Frame groupware 02 002 00 11 Electric nameplate 02 009 00 12 Lock patch（left） 02 036 00 1 I2 See No. of standard Parts 02 003 00 6-17 See No. of standard Parts See No. of standard Parts See No. of standard Parts See No. of standard Parts SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 XX： xxxxxxxx FIGURE 6.9 PARTS LOCATION DIAGRAM, FRAME GROUPWARE (SHEET 1 OF 2) 6-18 I2 9 PARTS LOCATION DIAGRAM. FRAME GROUPWARE (SHEET 2 OF 2) I2 6-19 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6. of standard Parts 02 011 00 See No.9 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. DESCRIPTION PART NUMBER 1 frame 02 002 00 2 Pin 02 034 00 3 Groove 02 035 00 4 Solid relay GN84137010-25 5 Power board 02 033 00 6 Protective rod 02 006 00 7 Flat washer 8 8 Spring washer 8 9 Heaxagon nut M8 10 Snail seal 02 007 00 11 Bottom plate of heater 02 019 00 12 Heat insulation pad 02 101 00 13 Electrothermal tube 02 012 00 14 Cross groove countersunk head bolt M4×12 15 Spring washer 4 16 Heaxagon nut M4 17 Flat washer 4 18 Cross groove countersunk head bolt M4×8 19 Heat insulation plate 20 Flat washer 3 21 Spring washer 3 22 Cross groove pan head bolt M3×12 23 Air flow sensor RFP-II 02 042 00 24 Snail board 02 045 00 Y02 027 00 See No. of standard Parts See No. of standard Parts See No. of standard Parts See No. of standard Parts See No. of standard Parts See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. of standard Parts See No. of standard Parts 6-20 I2 . of standard Parts See No. of standard Parts See No. of standard Parts See No. of standard Parts See No.9 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. of standard Parts 02 017 00 See No. of standard Parts See No. of standard Parts T02 024 00 6-21 . of standard Parts 02 047 00 See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. I2 DESCRIPTION PART NUMBER 25 Impeller froupware 02 010 00 26 Cross groove countersunk head bolt M5×18 27 Earthed label 28 Cross groove countersunk head bolt M3×8 29 Electric board groupware 02 005 00 30 Label for air temperature sensor 02 096 00 31 Air temperature sensor 02 026 00 32 Hoder of probe 02 094 00 33 Cross groove pan head bolt M3×6 34 Cross groove countersunk head bolt M3×5 35 Hexagon insulation column HTS-306 02 020 00 36 AC entry board 02 021 01 37 Plastic washer P02 030 00 38 Hexagon nut M3 39 Adjustment wiring clip 40 Cross groove countersunk head bolt M3×12 41 Fixing pin for capacitor 02 061 00 42 Motor gruopware 02 023 00 43 Battery groupware 02 028 00 44 Transformer groupware 02 032 00 45 Warning label 02 008 00 46 Skin temperature sensor See No. of standard Parts See No. 9×13 5 Plastic washer 6 Cross groove pan head bolt M3×6 See No. of standard Parts 6-22 I2 . DESCRIPTION PART NUMBER 1 operation panel frame 02 037 00 2 Main board 02 039 00 3 Buzzer gruopware 02 040 00 4 Cross groove pan head tapping bolt ST2.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6. OPERATION PANEL FRAME FOR CONTROLLER TABLE 6.10 PARTS LOCATION DIAGRAM. of standard Parts P02 030 00 See No.10 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM No. I2 DESCRIPTION PART NUMBER 1 Electric board 02 041 00 2 Hexagon nut M3 3 Plastic washer P02 030 00 4 DC entry board 02 063 00 5 Hexagon insulation column HTS-306 02 020 00 6 Cross groove countersunk head bolt M3×5 7 Flat washer 3 8 Spring washer 3 9 Cross groove countersunk head bolt M3×16 10 Hexagon insulation column HTP-306 02 100 00 11 Switch groupware 02 027 00 12 Socket 02 044 00 13 Cross groove pan head bolt M3×6 14 Cross groove countersunk head bolt M3×8 15 Power filter 16 Socket for sensor .11 PARTS LOCATION DIAGRAM. of standard Parts FN9222-10-06 See No. of standard Parts See No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 FIGURE 6.11 REPLACEMENT PARTS AND ACCESSORIES LIST ITEM NO. WIRING BOARD FOR CONTROLLER TABLE 6. of standard Parts See No. of standard Parts See No. of standard Parts See No.Femal See No. of standard Parts See No. of standard Parts 02 043 01 02 068 00 6-23 . 12 SATANDARD PARTS LIST ITEM NO.9×6.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6.5 BZ 028 19 Cross groove pan head tapping bolt ST2. DESCRIPTION AND SPECIFICATION PART NUMBER 1 Cross groove pan head bolt M3×6 BZ 001 2 Cross groove pan head bolt M3×10 BZ 003 3 Cross groove pan head bolt M3×12 BZ 004 4 Cross groove pan head bolt M3×25 BZ 006 5 Cross groove pan head bolt M4×10 BZ 008 6 Cross groove pan head bolt M4×12 BZ 009 7 Cross groove pan head bolt M5×12 BZ 012 8 Cross groove pan head bolt M5×25 BZ 014 9 Cross groove pan head bolt M6×12 BZ 015 10 Cross groove countersunk head bolt M3×5 BZ 016 11 Cross groove countersunk head bolt M3×8 BZ 018 12 Cross groove countersunk head bolt M3×12 BZ 020 13 Cross groove countersunk head bolt M3×16 BZ 021 14 Cross groove countersunk head bolt M4×8 BZ 022 15 Cross groove countersunk head bolt M4×12 BZ 023 16 Cross groove countersunk head bolt M4×16 BZ 024 17 Cross groove countersunk head bolt M5×18 BZ 025 18 Cross groove pan head tapping bolt ST2.9×13 BZ 029 20 Flat wahser 3 BZ 036 21 Flat wahser 4 BZ 037 22 Flat wahser 5 BZ 038 6-24 I2 . 65 BZ 069 37 Column pin 3×30 BZ 072 38 Slot wahser 4 BZ 074 39 Cross groove countersunk head bolt M6×20 BZ 081 40 Cross groove countersunk head bolt M4×10 BZ 085 41 Cross groove countersunk head bolt M5×16 BZ 086 42 Cross groove pan head bolt M4×14 BZ 098 43 Cross groove pan head bolt M5×10 BZ 120 44 Cross groove oblate head bolt M4×12 BZ 155 6-25 .5×1. I2 DESCRIPTION AND SPECIFICATION PART NUMBER 23 Flat wahser 6 BZ 039 24 Flat wahser 8 BZ 040 25 Spring washer 3 BZ 043 26 Spring washer 4 BZ 044 27 Spring washer 5 BZ 045 28 Spring washer 6 BZ 046 29 Spring washer 8 BZ 047 30 External teeth serrated lock washer 5 BZ 051 31 Hexagon nut M3 BZ 053 32 Hexagon nut M4 BZ 054 33 Hexagon nut M8 BZ 057 34 Hexagon bolt M6×12 BZ 061 35 O-ring Φ8.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6.12 SATANDARD PARTS LIST ITEM No.8 BZ 067 36 O-ring Φ16×2. 9×9.5 BZ 186 6-26 I2 . DESCRIPTION PART NUMBER 45 Hexagon tightenning clamp M6×20 BZ 178 46 Hexagon tightenning clamp M8×12 BZ 179 47 Hexagon bolt M6 ×45 BZ 180 48 Hexagon bolt M8×45 BZ 181 49 Big washer 8 BZ 182 50 Slot washer 6 BZ 184 51 Knockdown cap nut M5 BZ 185 52 Cross groove pan head tapping bolt ST2.12 SATANDARD PARTS LIST ITEM No.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 TABLE 6. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SECTION 7 DIAGRAMS K1 G 7. and schematic diagrams of controller. for example. Remarks: Meaning of mark.4V/170mAH） S：Power switch（S1as internal power switch.6AL/250V M：Fan motor 90YY2 RL：Heater AC240V/377W ZA：Air、Isolate temperature sensor A3：Power supply board K1：Solid-state relay GN84137010-25 CM：0.1 GENERAL The section provides schematic and wiring diagrams for Infant Incubator. A32-1 means the point is connected with mark 1 of J2 element of A3 (Power supply board). S2 as outer power switch） PWL-2P2T X1：AC220V Power input socket（Annex Power filter） FN9222-10-06 WIRING DIAGRAM OF CONTROLLER I2 7-1 . A1：AC Integration board A2：DC Integration board A4：Main board A5：Fan detector board ZF：Fan sensor T：Transformer R20 F：Fuse T1.27 uF/500V capacitance ZS：Skin temp sensor socket X2：AC220V Power output socket SS-8B G：Battery（type as GP17R8H Ni-MH8. parts location diagrams. 15AH/250V 2 4 F4 Fuse T 1.J6（formed by both two of them） Power socket MB312-762M2 7 2 F1 Fuse T 160mAL/250V 1 3 F2.F3 Fuse F 3.6AL/250V 1 7-2 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 PARTS LOCATION DIAGRAM OF AC ENTRY BOARD PARTS LIST OF OF AC ENTRY BOARD ITEM NO. CODE DESCRIPTION AND SPECIFICATION QUANTITY 1 J1～J5. 15A/250V F3 F3.I2 7-3 2PIN J5 2PIN J4 1 2 1 2 AC INTEGRATION BOARD SCHEMATIC DIAGRAM F3.15A/250V F2 F4 T1.6A/250V 2 1 F1 T160mA/250V J3 2PIN 1 2 3 4 2 1 2 1 4PIN J6 2PIN J2 2PIN J1 2 1 2PIN J7 SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 . 5-4S 1 7 R1.R9 Resistor 0805-1KΩ±5% 4 9 C1.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 PARTS LOCATION DIAGRAM OF DC ENTRY BOARD PARTS LIST OF OF DC ENTRY BOARD ITEM NO.R5.J6 Socket XY2.R6.5-2S 2 3 J2 Socket DB9F(WS) 1 4 J3 Socket XY4-2S 1 5 J4 Socket XY2.R8 Resistor 0805-200Ω±5% 5 8 R2.U2 Integrated circuit K1010 2 12 U3 Integrated circuit KP1020 1 13 U4 Integrated circuit MAX232CSE 1 14 U5 Integrated circuit MAX489CSD 1 15 U6 Integrated circuit SN74LVC1G3157DBVR 1 16 Q1 Triode S8050 1 17 D1 Diode HZ5. CODE DESCRIPTION AND SPECIFICATION QUANTITY 1 J1 Socket DC-2-16S 1 2 J5.R3.R7.C7~C10 Resistor 0805-0.5-3S 1 6 J7 Socket XY2.6BP 1 18 DC1 DC-DC F0505S-1W 1 7-4 I2 .1uF±20% 6 10 C3～C6 Resistor CA45A-25V-1uF±20% 4 11 U1.R4.C2. 6BP F0505S-1W U4 C3 1uF 1 3 4 5 C6 1uF U1 11 10 RXD2 R2 K1010 1K 12 9 R3 200 VCC T1IN T2IN T1OUT T2OUT 2 16 1uF K1010 +5B C1 0.SERVICE MANUAL FOR INFANT INCUBATOR VCC +5B DC1 1 2 VIN Vout+ GND Vout- 7 R1 200 5 D1 HZ5.1uF +5 2 1 +5A 3 2 1 +5 C10 7-5 .1uF +5B GND U5 1 2 3 4 5 6 7 TXD2 VCC VDD VCC 14 7 13 8 C5 6 VEE 1uF MAX232CSE +5B R5 1K +5B C4 C1+ C1C2+ C2- R1OUT R1IN R2OUT R2IN 15 R4 200 U2 EDITION/REVISION B/0 +5B NC RO /RE DE DI GND GND 14 13 12 11 10 9 8 VCC NC A B Z Y NC A B Z Y J2 1 6 2 7 3 8 4 9 5 C2 0.1uF MAX489CSD R6 200 U3A R7 1K 3 1 4 6 WENB KP1020 VCC 5 B1VCC B2 A S GND 2 SN74LVC1G3157 +5B R8 200 U3B DB9 +5B U6 R9 1K J1 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 RENB KP1020 16PIN RXD2 TXD2 RENB WENB VCC +5 airflow_probe skin_probe isolated_probe air_probe +5A J3 2PIN C7 C8 0.1uF 0.1uF 2 1 4 3 2 1 +5 J4 3PIN J5 2PIN J6 2PIN J7 4PIN SCHEMATIC DIAGRAM OF DC ENTRY BOARD I2 0.1uF C9 0. SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 PARTS LOCATION DIAGRAM FOR POWER BOARD 7-6 I2 . 01uF±20% 1 17 U1，U6 Integrated circuit LM358D 2 18 U2. Bridge GBU10005 2 22 D1.C15 Capacitor CD11-50V-470uF±20% 4 15 C13. I2 CODE DESCRIPTION AND SPECIFICATION QUANTITY 1 R1.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 PARTS LIST OF POWER BOARD ITEM NO.1uF±20% 9 12 C4 Capacitor 0805-2200PF±20% 1 13 C5 Capacitor 1210-16V-10uF±20% 1 14 C10～C12.R7.D4.5KΩ±1% 1 9 R21 Resistor 0805-3KΩ±1% 1 10 R22 Resistor 0805-2.D3.R11～R13 Resistor 0805-10KΩ±5% 5 2 R2.B2 Rectifier.U3 Integrated circuit MC7805CT 2 19 U4 Integrated circuit MC7812CT 1 20 U5 Integrated circuit SN74AHCT00D 1 21 B1.C16.C18 Capacitor 0805-0.R8.R9 Resistor 0805-1KΩ±5% 3 3 R5 Resistor 0805-10KΩ±1% 1 4 R14 Resistor 0805-100Ω±5% 1 5 R15 Resistor 0805-30KΩ±1% 1 6 R16 Resistor 0805-100KΩ±5% 1 7 R17~R19 Resistor 0805-2KΩ±1% 3 8 R20 Resistor 0805-7.D8.C6～C9.C14 Capacitor CD11-16V-2200uF±20% 2 16 C17 Capacitor 0805-0.D9 Diode SM4007-D0214 5 7-7 .2KΩ±1% 1 11 C1～C3. 5-2S 1 32 J5 Socket XY2.D7 Diode 1N5339B 2 24 D10 Diode 1N5350B 1 25 D11 Diode HZ11B1 1 26 Q1～Q4 Triode MMBT3904LT1 4 27 Q6 Triode MMBT3906LT1 1 28 J1 Socket ME040-50802 1 29 J2 Socket XY4-2S 1 30 J3 Socket XY4-4S 1 31 J4 Socket XY2.5-3S 1 33 J8 Socket DC-2-20S 1 34 K1 Relay JW1aFSN-DC12V 1 35 Heat sink GHSI-35 2 36 Heat sink 718 1 37 F1 Fuse T 800mAL/250V 1 38 F2 Fuse T 400mAL/250V 1 39 F3 Fuse 1812L050-C 1 40 T1 Inductor TVA1421-01 1 7-8 I2 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 PARTS LIST OF POWER BOARD ITEM NO. CODE DESCRIPTION AND SPECIFICATION QUANTITY 23 D6. 2K R21 3K tvc +5 C16 0.1 2 7-9 1 2 3 1 2 +12 SCHEMATIC DIAGRAM FOR POWER BOARD 1 2 + RP1A40D5 ~ ~ +12 4 3 10K MMBT3906LT1 Q7 R23 water_state tank_state +12 S1 D2 1N4007 8 0.1uF LM2903 LM2903 U6B U6A C18 OUT GND MC7805CT 5 IN U3 IN U4 IN U2 tva tvc tvb C11 470uF 1 1 C12 470uF C10 470uF 1 2 2 2 I2 ssr_ctr hum._ctr bat_ctr C5 10uF 1K R2 10K R12 R13 10K 100 R14 Q4 MMBT3904LT1 R11 10K MMBT3906LT1 Q6 +12 Q1 MMBT3904LT1 heater_state +12 VCC +5 bat_switch 3PIN Stream System 1 2 3 6 5 4 3 2 1 10 9 1K R8 MMBT3904LT1 Q2 ssr_ctr 2200pF relay_ctr 10K C4 R1 LM358 1 D1 R7 10K 4 3 2 1 D11 HZ11B1 R5 10K R15 30K bat+ F1 F2 C17 0.1uF C6 0.1uF C2 10K R6 1N4007 D5 1K R10 MMBT3904LT1 Q5 value_ctr motor_pulse MMBT3904LT1 Q8 SN74AHC00D U5C +5 1N4007 hum.1uF C8 0.1uF VCC power_state D7 1N5339B D10 1N5350B D6 1N5339B SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 .5K tvb R19 2K R18 2K R22 2._ctr relay_ctr heater_state power_state water_state value_ctr motor_pulse bat_ctr tank_state 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 7 1 1 2 C13 2200uF C15 470uF C14 2200uF C9 0.1uF R17 2K tva +12 1N4002 1N4002 D9 D8 2 1 VCC GBU10005 AC AC B2 GBU10005 AC AC B1 OUT GND MC7805CT OUT GND MC7812CT 6 tvc 2 3 +5 3 3 3 0.01uF bat_voltage 0.1uF U1A C1 1K MMBT3904LT1 Q3 T1 TVA1421-01 R4 R3 10K 10K VCC R16 100K 1N4007 1N4007 D4 JW1aFsn D3 K1 3PIN VCC motor_pulse J5 SSR ctr 2PIN J2 +12 Heater 2PIN J1 +12 VCC J8 20PIN 4 3 - + 4 3 - + bat+ VA 2 1 VA R20 7.1uF C3 bat_switch BATTERY F3 PTC 500mA J4 4PIN TRANS-OUT J3 bat_voltage J6 6PIN J7 +5 R9 2 3 0.1uF 3 SN74AHCT00 U5A +5 +12 C7 0. SERVICE MANUAL FOR INFANT INCUBATOR PARTS LOCATION DIAGRAM OF MAIN BOARD EDITION/REVISION B/0 （top layer） 7-10 I2 . SERVICE MANUAL FOR INFANT INCUBATOR PARTS LOCATION DIAGRAM OF MAIN BOARD I2 7-11 EDITION/REVISION B/0 （bottom layer） . 4KΩ±1‰ 4 5 R17.C5~C23.R6.C32~C39.R28. R31 C1.R14~R16.1uF±20% 26 8 9 R5. CODE DESCRIPTION AND SPECIFICATION QUANTITY 1 R4.C4.R21~R23.C40.R8~R13.R30.R27.C46 Capacitor 0805-0. R35~R41 Resistor 0805-1KΩ±5% 12 6 R26 Resistor 0805-100Ω±1% 1 7 R3.U6 Integrated circuit SN74LVC1G3157DBVR 2 18 U7 Integrated circuit SN74AHCT32D 1 19 U8~U10 Integrated circuit SN74LS244 3 20 U11 Integrated circuit TLV2548CDW 1 21 U12 Integrated circuit AT89C51ED2-UM 1 22 U13 Integrated circuit DS1230Y-100 1 23 U14 Integrated circuit SN74AHCT373DW 1 24 U15 Integrated circuit SN74AHC273DW 1 25 U16.U17 Integrated circuit TPS3824-50 2 7-12 I2 .C45.R32 Resistor 0805-510Ω±5% 2 3 R1.C51 Capacitor SMD-25V-150uF±20% 4 13 C41~C44 Capacitor 0805-22PF±20% 4 14 U1.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 PARTS LIST OF MAIN BOARD ITEM NO.01uF±20% 13 12 C27. C47~C49 10 C3.R18.C29.R19.C31.R34 Resistor 0805-200Ω±5% 3 2 R7.R20 Resistor 0805-10KΩ±5% 9 Resistor 0805-20KΩ±1% 9 Capacitor 0805-0.C2.R2 Resistor 0805-24KΩ±5% 2 4 R29 Resistor 0805-15.C30 Capacitor CA45B-16V-10uF±20% 4 11 C24 ～ C26.R33.U2 Integrated circuit MAX7221CWG 2 15 U3 Integrated circuit SN74AHCT04 1 16 U4 Integrated circuit SN74AHCT139D 1 17 U5.C28.C50. JZ2 Crystal oscillator HC-48/S-SMD-11.U26 Integrated circuit K1010 2 32 U24 Integrated circuit LM358D 1 33 U25 Integrated circuit SN74AHC08D 1 34 JZ1.V2 Nixietube NET-5631AG 2 38 V3 Nixietube NET-3631AG 1 39 H1~H3 LED 3 40 H4 LED Φ5-R 1 41 H5 LED Φ5-G/Y 1 42 H7~H12 LED NEA-L10ZAD 6 43 H13 LED NEA-B10ZAG 1 44 UZ1 （U12） Socket of integrated circuit PLC-44 1 45 UZ2 （U13） Socket of integrated circuit IC-28J 1 46 UZ3 （U20） Socket of integrated circuit IC-24J 1 47 J1 Socket XY2.5-2S 1 48 J2 Socket DC-2-20S 1 49 J3 Socket DC-2-16S 1 50 S1～S3.S5~S7 Micro-switch B3F-4050 6 Φ5-G 7-13 .SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 PARTS LIST OF MAIN BOARD ITEM NO. I2 CODE DESCRIPTION AND SPECIFICATION QUANTITY 26 U18 Integrated circuit AT89C4051 1 27 U19 Integrated circuit SN74AHCT74A 1 28 U20 Integrated circuit DS12C887 1 29 U21 Integrated circuit TLV2544CD 1 30 U22 Integrated circuit MC7805BDTG 1 31 U23.0592MHz 2 35 L1~l7 Inductance 1210-22 uH±20% 7 36 Q1~Q5 Triode MMBT3904LT1 5 37 V1. 3 DIG.1uF C3 10 9 C1 14 VCC 12 11 AK AK R3 16 AK AK 20 R17 AK AK LED_ALARM 18 SA2 15 SB2 13 AK AK SC2 17 AK AK SF2 19 +5 H6 DIG13 H11 over_alm VCC AK AK H4 DIG12 SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 SG2 SD2 SC2 SB2 SA2 SDP2 SG2 SF2 SE2 SD2 SC2 SB2 SA2 SDP2 MAIN BOARD—SCHEMATIC DIAGRAM OF DISPLAY BOARD 7-14 I2 .1 temperature set NET_3631A A B C D E F G DP V3 NET_5631A A B C D E F G DP NET-5631A skin temperature V2 A B C D E F G DP DIG8 DIG9 DIG10 9 8 DIG5 8 12 DIG4 DIG3 DIG2 DIG1 DIG0 9 12 8 9 12 H1 Air_mode SDP2 SEG DP ISET SEG A SEG B SEG C SEG D SEG E SEG F SEG G 19 VCC SDP1 22 11 7 4 2 1 10 5 3 SA1 SB1 SC1 SD1 SE1 SF1 SG1 SDP1 10K H3 indicator of heater H2 Q2 DIG11 H13 LED10 H8 1K Q1 Q3 1K R18 H5 battery state H9 H10 power alarm led KA KA H12 system_fail alarm led sensor_alm devi_alm MMBT3904LT1 MMBT3904LT1 H7 key lock Skin_mode Fan_alm LED_PWR R51 10K R50 SD2 GND GND DIN CS CLK DIG0 DIG1 DIG2 DIG3 DIG4 DIG5 DIG6 DIG7 DOUT U2 10uF 0.DIN LEDCS CLK MAX7221CWG SA2 SB2 SC2 SD2 SE2 SF2 SG2 SDP2 18 14 16 20 23 21 15 17 22 R2 24K SA2 SB2 SC2 SD2 SE2 SF2 SG2 SDP2 11 7 4 2 1 10 5 3 11 7 4 2 1 10 5 3 SA1 SB1 SC1 SD1 SE1 SF1 SG1 SDP1 DIG.2 DIG.3 DIG.1 DIG.2 DIG.1 DIG.2 DIG.3 DIG.1uF C4 C2 V+ SEG DP SA1 SB1 SC1 SD1 SE1 SF1 SG1 R1 24K 18 14 16 20 23 21 15 17 19 LED_ALARM2 10K MMBT3904LT1 SE2 4 9 1 next1 LEDCS 12 13 CLK DIG8 2 DIG9 11 DIG10 6 DIG11 7 DIG12 3 DIG1310 5 8 next2 24 V+ ISET SEG A SEG B SEG C SEG D SEG E SEG F SEG G 10uF MAX7221CWG GND GND DIN CS CLK DIG0 DIG1 DIG2 DIG3 DIG4 DIG5 DIG6 DIG7 DOUT U1 VCC 4 9 1 12 13 2 11 6 7 3 10 5 8 next1 24 DIN LEDCS CLK DIG0 DIG1 DIG2 DIG3 DIG4 DIG5 2 1 air temperature 4 3 V1 6 5 VCC 8 7 0. 2/AD2 P0.1uF U19A SN74LS74A C16 0.3/AD3 P0.1uF +5 20 19 18 17 16 15 14 13 12 11 ADCS +5 C29 10uF +5 +5 C31 0.4 P1.7/A15 VDD VSS P3.1uF clear R25 10K R24 10K 1 2 TIN ROUT 3 4 5 ADC2_INT 6 7 8 9 10 J2 20PIN J3 16PIN +5A +5A +5A C48 0.0592M TXD1 TXD2 TXD S0 LEDCS CLK DIN C43 22pF C44 22pF /RD /WR 4 WDI AT89C51ED2_PL44 +5 VCC C32 KC1 7-15 I2 2 5 6 Q Q PRE CLK D CLR 4 3 2 1 4 4 WDI 2 1 2 1 EDITION/REVISION B/0 SERVICE MANUAL FOR INFANT INCUBATOR .1 P1.1/TXD ALE/P PSEN R10 10K R45 10K C38 KC7 KR3 C37 KC6 R44 10K C36 KC5 KR2 C35 KC4 R43 10K C34 KC3 KR1 C33 KC2 3 relay_ctr 15 3 1 4 6 GND VDD U17 TPS3824-50 P3.1/AD1 P0.5/T1 P3.3 P1.01uF 20K 20K CSTART2 +5 2 1 TIN 2PIN Q4 bell MMBT3904LT1 R34 200 +5A S1 S2 S3 S4 S5 S6 S7 ROUT R28 1K +5A +12 LED_ALARM R7 510 16 15 14 13 12 11 10 9 +5A 4 200 R4 SDO /CS SDI REFP SCLK REFM EOC/(-INT) FS VCC /PWDN A0 GND A1 /CSTAR A2 A3 TLV2544 U3A C5 SN74AHC04D U3B 0.3 P1.1uF 3 KR7 KR6 KR5 KR4 KR3 KR2 KR1 SN74AHC04D R27 200 U23 VCC TXD1 K1010 U26 1K 1K R41 1K R40 1K R39 1K R38 1K R37 1K R36 R35 R33 K1010 1K KC7 KC6 KC5 KC4 KC3 KC2 KC1 VCC RXD1 22uH 22uH L7 22uH L6 22uH L5 22uH L4 22uH L3 22uH L2 L1 LED_PWR +5 1 SDO2 1 SDI2 2 SCLK2 3 ADC2_INT 4 5 6 7 8 C12 0.0 P3.1uF 3 4 7 8 13 14 17 18 10 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 RST VCC CLK U15 D0 D1 D2 D3 D4 D5 D6 D7 GND GND A1 A2 A3 A4 A5 A6 A7 A8 OE1 OE2 Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 OE1 OE2 A1 A2 A3 A4 A5 A6 A7 A8 GND U21 C20 0.0 P1.1uF VCC 2 A0 5 A1 6 A2 9 A3 12 A4 15 A5 16 A6 19 A7 20 VCC 11 D0 12 D1 13 D2 15 D3 16 D4 17 D5 18 D6 19 D7 28 SDO CS SDI REFP SCLK REFM EOC/(INT) FS VCC PWDN A0 GND A1 CSTAR A2 A7 A3 A6 A4 A5 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 VCC TLV2548 U13 CE OE WE A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 GND Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 VCC DS1230Y-100 U14 OE LE D1 D2 D3 D4 D5 D6 D7 D8 GND 24 VCC 23 VCC 19 RTC_INT R11 10K 4 D0 5 D1 6 D2 7 D3 8 D4 9 D5 10 D6 11 D7 R49 10K KR7 AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 SQW IRQ VCC SN74AHC373DW U20 RST AS CS DS R/W MOT GND R48 10K KR6 DS12887 R47 10K KR5 MAIN BOARD—SCHEMATIC DIAGRAM OF CONTROL PART skin_probe C22 0.6 P1.5 P1.5/AD5 P0.4K +5A PTC 500mA F1 ctr_ssr 2 4 ctr_bat 6 8 WENB 11 RENB 13 TXD2 15 TO-RXD17 1 19 C46 R14 R15 0.7 U12 C17 0.7 AT89C4051 RST RXD TXD XTAL2 XTAL1 /INT0 /INT1 T0 T1 GND U18 +5A +5A 1K R30 C51 150uF C49 0.1uF CS2 2 SN74AHC32D U7B 4 /RD CS4 5 SN74AHC32D U7C 9 /RD CS3 3 1 4 6 SN74AHC32D /WR 10 VCC RXD1 5 RXD2 C7 RXD 0.1uF VCC 8 CLK1 5 2 /RST SN74LVC1G3157 R8 10K RST D0 D1 D2 D3 D4 D5 D6 D7 A8 A9 A10 A11 A12 A13 A14 A15 RXD TXD ALE U11 C6 0.1uF OE1 OE2 Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 C14 0.1uF 4 5 6 CS1 7 12 CS4 11 CS2 10 CS3 9 CS5 C24 0.1uF VCC +5 +5A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ssr_ctr 1 2 relay_ctr 3 heater_state 4 power_state 5 6 7 motor_pulse 8 bat_ctr 9 10 11 bat_voltage12 13 14 C27 15 150uF 16 17 18 19 20 C28 150uF+12 +5A CSTART2 ADCS2 SCLK2 SDI2 SDO2 +5A air_probe isolated_probe skin_probe airflow_probe +5 VCC TO-RXD 20 19 18 17 16 15 14 13 12 11 R19 10K bell LS1 Q5 MMBT3904LT1 LED_ALARM2 +5A R32 510 C15 0.1uF U8 20 VCC 18 16 14 12 9 7 5 3 18 16 14 12 9 7 5 3 SN74AHC244DW C19 0.1uF C9 0.7/AD7 P2.4/A12 P2.1uF 2 ADCS2 +5A J1 C30 10uF +5A +5A C40 0.1uF 5 20 VCC 18 16 14 12 9 7 5 3 RXD2 GND 3 2 5 6 LM358 3 1 U24B +5A LM358 RST RST JZ1 XTAL 1 7 C47 0.5/A13 P2.01uF ADC_INT4 5 +5 air_probe 6 7 8 airflow_probe bat_voltage 9 10 R23 20K 3 G1 6 G2 +5 C8 0.1uF C23 VCC 0.6 P1.2/A10 P2.1uF U9 20 VCC VCC D0 D1 D2 D3 D4 D5 D6 D7 +5 D0 D1 D2 D3 D4 D5 D6 D7 D0 D1 D2 D3 D4 D5 D6 D7 /RST 1 CLK1 11 C45 R5 R6 0.4/T0 P3.6/WR RST XTAL1 XTAL2 EA/VP P3.7 P1.6/A14 P2.01uF R21 20K C25 0.2 P1.1uF 5 2 SN74LVC1G3157 +5 2 3 4 5 6 7 8 9 S0 WDI CLK DIN DOUT 15 14 ADCS RTC_INT ADC_INT CSTART 17 motor_pulse 16 35 10 21 20 RST 19 18 +5 JZ2 11.01uF 20K +5A isolated_probe 20 +5 2 ctr_ssr 5 ctr_bell 6 9 ctr_bat 12 WENB 15 RENB 16 19 10 1 G1 19 10 2 4 6 8 11 13 15 17 SN74AHC244DW VCC R42 10K 2 heater_state 4 power_state 6 8 11 13 15 17 1 G2 19 SN74AHC273DW Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 C13 0.0/A8 P2.0/RXD P3.6/AD6 P0.2/INT0 P1.0/AD0 P0.1uF C11 0.1uF S0 2 1 3 R9 10K 43 42 41 40 39 38 37 36 24 25 26 27 28 29 30 31 44 22 11 13 33 32 R46 10K KR4 1 U4A A B OE Y0 Y1 Y2 Y3 SN74AHC139D U4B A B OE SN74AHC139D U5 B1VCC B2 A S GND R20 10K RST RST +5 P0.7/RD P3.3/A11 P2.4/AD4 P0.4 P1.A14 A15 2 3 1 A12 14 A13 13 +5 Y0 Y1 Y2 Y3 C21 0.2 P1.5 P1.1uF U25A SN74AHC08D R12 10K R13 10K clear 22pF C42 22pF U16 TPS3824-50 C41 VDD U24A U22 MC7805BDTG 1 3 IN OUT C50 GND 150uF SN74AHC244DW GND A1 A2 A3 A4 A5 A6 A7 A8 U10 VCC 10 R31 20K +5A 2 R29 isolated_probe 15.3/INT1 P3.1/A9 P2.01uF 20K 20K CSTART C10 0.1uF C18 0.1 P1.01uF R26 100 R22 20K U7A 1 U6 B1VCC B2 A S GND +5 20 22 27 10 9 8 7 6 5 4 3 25 24 21 23 2 26 1 14 3 4 7 8 13 14 17 18 10 18 14 13 17 12 /WR 15 1 /RST ALE CS1 /RD D0 D1 D2 D3 D4 D5 D6 D7 1 ALE 11 A15 /RD /WR A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 DOUT 1 DIN 2 C26 CLK 3 0.1uF VCC P1.1uF C39 R16 0. 25-510 1 2 R11 Resistor RJ-0.25-100K 1 3 A15 Photo coupler RPI-574 1 4 J1 Socket XY2.SERVICE MANUAL FOR INFANT INCUBATOR EDITION/REVISION B/0 Top layer bottom layer PARTS LOCATION DIAGRAM OF DETECTION BOARD FOR FAN MOTOR R10 510 VCC A15 J1 R11 100K 4 3 2 1 SCHEMATIC DIAGRAM OF DETECTION BOARD FOR FAN MOTOR PARTS LIST OF DETECTION BOARD ITEM NO.5-4 1 7-16 I2 . CODE DESCRIPTION AND SPECIFICATION QUANTITY 1 R10 Resistor RJ-0.