Philips Subwoofer SW966

SW968/00SPowered Subwoofer (3139 118 79790) Service Service Service Service Manual Technical Specifications Mains Voltage Mains Frequency : 230V : 50Hz Output Power (55Hz, 10% THD) Input Sensitivity : 40W at 4 ohm load : < 220mV S/N Ratio (100Hz, 200mV) Minimum Volume Hum & Noise : > 60dB* : < 3mV Frequency Response (-3dB) Low High Distortion (100Hz, 200mV) : <40Hz : 120Hz - 140Hz : < 1%* * at Output level of 2V across 4 ohm load © Copyright 2002 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Published by BB 0205 Service Audio Version 1.0 Printed in The Netherlands Subject to modification GB 3139 785 30047 17). B (see Picture 2) to loosen the Grille Base (pos.2 DISMANTLING INSTRUCTIONS Dismantling the Grille Base & Speaker Driver 1. Then unscrew 4 screws 2. Unscrew 4 screws C (see Picture 3) to remove the Speaker Driver (pos. 2. Caution: Do not break the bundle of wires to the front. Unscrew 4 screws D (see Picture 6) to remove the Woox Speaker (pos. 4). Picture 4 Picture 5 Picture 6 . Place the Subwoofer Box as shown in the Picture 4 and Picture 5 and use a screw driver (minus type) to force open the front assembly. 19). Place the Subwoofer Box upside down and remove the 4 Rubber Foot A (see Picture 1). Picture 1 Picture 2 Picture 3 Dismantling the Front Assembly 1. Caution: Do not break the bundle of wires to the front. Unscrew 10 screws E (see Picture 7) to pull out the pc board assembly.3 DISMANTLING INSTRUCTIONS Dismantling the Rear Assembly 1. Picture 7 Service Position . 4 WIRING DIAGRAM TP403 TP402 LVA0031C021 TP401 LVA0031C011 SW301 G JK301 . C307 C901 C902 C903 C904 CN901 UTILISER UN FUSIBLE DE ! RECHANGE DE MEME TYPE AVIS : C415 C306 C912 C910 C413 C411 R411 C402 C401 IC401 R401 1 C407 R404 R902 C908 D901 D902 D903 D904 C412 C410 C905 C906 C509 C501 CN401 J503 C404 R520 07V0 SK 94V0 CN501 R525 1 C909 R524 R531 RL501 R528 C521 C511 Q501 LVA0364-001 EASTWAY C520 C519 C518 C514 C515 C513 J506 Q503 C512 R530 D501 R526 R373 R514 J502 Q352 J109 ZD901 C516 C911 R369 R366 R367 R372 R371 C510 R370 R516 IC502 J501 R410 R533 R518 R519 J505 R402 C304 F901 T4A/250V 1 ZD902 R406 C406 C517 CN301 C305 FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE WITH SAME TYPE FUSE WARNING : F902 T4A/250V C913 R523 R403 J103 R368 C907 J106 R405 C405 C414 J104 J105 R901 R515 C522 D503 A B C E Q502 R529 R532 R527 R522 Q505 J504 SW501 R521 Q504 VR401 P401 RB301 R303 1 1 R301 G JK301 RB401 07V0 SK 94V0 LD401 C301 C403 LD401 R304 5 COMPONENT LAYOUT TP401 TP402 TP403 RB402 LVA0031C011 VR401 LVA0031C021 RB401 SW301 R302 C303 R407 . 6W C517 C518 9965 000 08287 4822 124 40207 0.6W 150k 1% 0.6W 3k3 1% 0.22µF +80/-20% 50V 2.6W C907 C908 2038 554 00065 2038 554 00065 100nF +80/-20% 50V 100nF +80/-20% 50V R902 4822 050 25601 560R 1% 0.6W C403 C404 5322 121 42662 5322 121 42662 68nF 5% 250V 68nF 5% 250V R371 R372 4822 050 22203 4822 050 25602 22k 1% 0.6W 100k 1% 0.6W 4R7 5% 0.6W C511 C512 5322 124 41945 5322 124 41945 22µF 20% 35V 22µF 20% 35V R516 R518 4822 050 22203 4822 050 25601 22k 1% 0.022µF 5% 100V R367 R368 4822 050 21001 4822 050 21003 100R 1% 0.6W C903 C904 4822 122 30103 4822 122 30103 22nF 80% 63V 22nF 80% 63V R531 R532 4822 050 23302 4822 050 21004 3k3 1% 0.6W .6W 5k6 1% 0.6W C905 C906 4822 124 42402 4822 124 42402 3300µF 20% 35V 3300µF 20% 35V R533 R901 4822 050 21003 4822 050 23301 10k 1% 0.2µF 20% 50V R410 R411 4822 050 21001 4822 050 21001 100R 1% 0.6W C521 C522 4822 124 40433 4822 124 40433 47µF 20% 25V 47µF 20% 25V R527 R528 4822 050 23304 4822 050 21004 330k 1% 0.6W 33k 1% 0.6W 10k 1% 0.22µF 5% 100V 100µF 20% 25V R523 R524 4822 050 23303 4822 116 81753 33k 1% 0.6W C509 C510 4822 122 33293 5322 122 32331 100pF 5% 50V 1nF 10% 100V R514 R515 4822 050 21003 4822 050 23303 10k 1% 0.6W 1k5 1% 0.6W 3k3 1% 0.6W 18k 5% 1/6W C411 C412 4822 124 23056 4822 122 30103 47µF 20% 16V 22nF 80% 63V R404 R405 4822 050 21504 9965 000 08283 150k 1% 0.6W 100k 1% 0.6W C306 C307 9965 000 08286 9965 000 08286 0.6W C401 C402 4822 122 33293 4822 121 41935 100pF 5% 50V 12nF 5% 250V R369 R370 4822 050 21502 4822 050 21502 1k5 1% 0.8k 5% 1/6W C413 C414 4822 122 30103 9965 000 03366 22nF 80% 63V 0.6W 330R 1% 0.6W C515 C516 4822 124 40248 5322 121 42578 10µF 20% 63V 100nF 5% 250V R521 R522 4822 050 22203 4822 050 21003 22k 1% 0.6W C407 C410 4822 124 21913 4822 124 23056 1µF 20% 63V 47µF 20% 16V R402 R403 4822 050 21003 9965 000 08285 10k 1% 0.5W C519 C520 4822 124 40207 4822 124 40248 100µF 20% 25V 10µF 20% 63V R525 R526 4822 050 23901 4822 050 23302 390R 1% 0.22µF +80/-20% 50V R406 R407 9965 000 08285 9965 000 08285 18k 5% 1/6W 18k 5% 1/6W C415 C501 9965 000 03366 4822 124 22652 0.6W C901 C902 4822 122 30103 4822 122 30103 22nF 80% 63V 22nF 80% 63V R529 R530 4822 050 26803 4822 050 23302 68k 1% 0.6W C304 C305 4822 124 21913 4822 124 21913 1µF 20% 63V 1µF 20% 63V R304 R366 4822 050 26202 4822 050 21003 6k2 1% 0.8nF 10% 400V R373 R401 4822 050 22702 4822 050 21504 2k7 1% 0.6W 560R 1% 0.6W 3.6W C405 C406 5322 121 42489 4822 121 42077 33nF 5% 250V 6.6W 100R 1% 0.6W 10k 1% 0.022µF 5% 100V 0.6W 10k 1% 0.6W 10k 1% 0.6W C301 C303 4822 122 33293 4822 124 21913 100pF 5% 50V 1µF 20% 63V R302 R303 4822 050 25602 4822 050 21003 5k6 1% 0.6W 22k 1% 0.6 ELECTRICAL PARTS LIST MISCELLANEOUS F901 F902 4822 070 34002 4822 070 34002 JK301 RL501 4822 267 41238 9965 000 09708 SW301 4822 277 11821 VR401 9965 000 08282 ! ! Fuse T4A 250V Fuse T4A 250V C909 C910 4822 124 40207 4822 124 40207 100µF 20% 25V 100µF 20% 25V RCA Jack 1P Relay GJ-SH-112DM 320 OHM C911 C912 2038 554 00065 2038 554 00065 100nF +80/-20% 50V 100nF +80/-20% 50V Slide Switch Control Rotary 50kB C913 2038 554 00065 100nF +80/-20% 50V CAPACITORS RESISTORS R301 4822 050 21003 10k 1% 0.6W C513 C514 5322 124 41945 4822 124 40248 22µF 20% 35V 10µF 20% 63V R519 R520 4822 050 22203 4822 050 22203 22k 1% 0. All resistors are 1/6W 5% unless otherwise specified. D903 D903 4822 130 31878 5322 130 80686 1N4003G 1N5392 IC502 Q352 4822 209 16935 4822 130 41198 TDA7296 2SC945P D904 D904 4822 130 31878 5322 130 80686 1N4003G 1N5392 Q501 Q502 4822 130 41198 4822 130 41198 2SC945P 2SC945P .7 7 CIRCUIT DIAGRAM Note : All capacitors are in µF unless otherwise specified. see respective parts list for correct value. ELECTRICAL PARTS LIST DIODES D501 D503 4822 130 31438 4822 130 30621 1N4001G 1N4148 LD401 ZD901 4822 130 10236 4822 130 34195 LED Green/Red BZX79-B13 Q503 Q504 4822 130 41198 4822 130 41198 2SC945P 2SC945P D901 D901 4822 130 31878 5322 130 80686 1N4003G 1N5392 ZD902 4822 130 34195 BZX79-B13 Q505 4822 130 41198 2SC945P D902 D902 4822 130 31878 5322 130 80686 1N4003G 1N5392 TRANSISTORS & INTEGRATED CIRCUITS IC401 4822 209 32742 TL074CN Note : Only the parts mentioned in this list are normal service spare parts. Some values may varies. 5" 4 ohm 18 19 9965 000 08279 9965 000 12145 Port Tube Grille Base 21 35 9965 000 09704 9965 000 09705 Rubber Foot Mains Cord 37 9965 000 07092 39 45 9965 000 09707 9965 000 09706 38 35 39 33 34 33 40 32 41 31 43 42 44 29 45 9965 000 09734 ! 28 24 ! 25 46 8 Bushing ! SW Rocker 5A AC 250V TV-5 Power Transformer EI-66 230V 40W 5 6 7 5 23 4 RCA Cable L=3000mm 22 3 Note: Only the parts mentioned in this list are normal service spare parts.5 x 28 27 28 M3 x 8 M3 x 14 33 34 M3 x 10 M2 x 6 36 M3 x 12 26 2 11 1 12 13 14 10 15 16 17 9 18 19 20 21 27 30 .8 8 EXPLODED VIEW 10 36 MECHANICAL PARTS LIST 37 1 2 9965 000 12141 9965 000 12142 Volume Knob Bar Trim (Lens) 3 4 9965 000 12143 9965 000 12144 Front Cabinet Woox Speaker 9 9965 000 09700 Foot 11 14 9965 000 09701 9965 000 09702 Foot D30X35mm Rubber Pad 15 16 4822 532 13065 9965 000 08277 Speaker Sponge Port Tube 17 9965 000 08278 Speaker Driver 100W 6.5 x 14 M4 x 28 13 20 M4 x 25 M3. SCREW LIST 6 7 M3 x 6 M3 x 8 10 12 M3.