Philips-FWD-798-Service-Manual(1) 电路图 维修手册.pdf

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1、FWD798/37/55/98 Copyright 2006 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 pri

2、or permission of Philips. Published by SL 0623 Service Audio Printed in The Netherlands Subject to modification DVD Mini System Version 1.0 CLASS 1 LASER PRODUCT 3141 785 30890 TABLE OF CONTENTS Page Location of PC Boards .1-2 Speci cations .1-3 Measurement Setup .1-4 Service Aids, Safety Instructio

3、n, etc .1-5 to 1-7 Connections fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to custom

4、er perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist. The leakage current must not exceed 0.5mA. CLASS 1 LASER PRODUCT 3122 110 03420 GB Warning ! Invisible laser radiation when open. Avoid direct exposure to beam. SVarning ! Osyn

5、lig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina nkymttmlle laseristeilylle. l katso steeseen! DK Advarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg

6、udsaettelse for strling. 1 - 7 INFORMATION ABOUT LEAD-FREE SOLDERING Philips CE is producing lead-free sets from 1.1.2005 onwards. IDENTIFICATION: Regardless of special logo (not always indicated) one must treat all sets from 1 Jan 2005 onwards, according next rules: Example S/N: Bottom line of type

7、plate gives a 14-digit S/N. Digit 5? ? ? 9? ? CONNECTIONS 1 - 10 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ) ( * ? (? ? )? ? ? ? ? ? ? ? ? ? ? ? ? ? 2; 1111 ? 45? 6 ? 3 ? 4 ? ? ? ?5? 6 ? ? 5O? P ? ? ? ? 6?2; ? ? 7?9 ? 8? ? 9? ? 0? ? !? ? 2 ? #? ? ? $? ? ? %? ? ? ? ? O ? P?

8、? ? ? ? ? ? ? ? ? ? ? ? ? ? ?PM 00?00? ?00?00? ? 1? ? ? 2?SELECT CLOCK OR TIMER ? ? ? O ? P? ? ? ? 3?O ? P? ? 4? 5? 6? ? 5? ? ? ? ? ? ? ? ? ? ? ? 9? ?CANCEL ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? FUNCTIONAL OVERVIEW fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza

9、esigono che lapparecchio venga rimesso nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock

10、hazard exist. The leakage current must not exceed 0.5mA. ESD & SAFETY INSTRUCTION DISASSEMBLY INSTRUCTIONS 10-5 Dismantling the Grill Base & Speaker Driver 1. Place the Subwoofer Box as shown in the Picture 1 and use a screw driver to force open the Grill Base. Caution: Take care the surface when ta

11、ke out the Grill Base of Subwoofer 2. Place the Subwoofer Box as shown in the Picture 2 and loosen 4 screws A to remove the Speaker Driver. Dismantling the Front Assembly 1. Place the Subwoofer Box as shown in the Picture 3 (Bottom view) and use a screw driver to force open the front assembly. Disma

12、ntling the Rear assembly 1. Loosen 8 screws B as shown in the Picture 4 (Rear View) to pull out the Printed Circuit Board assembly. Caution: Do not break the bundle of wires to the front. Take care the surface when take out the front panel of subwoofer Caution: Do not break the bundle of wires to th

13、e front. Picture 1 Picture 2 Picture 4 Picture 3 WARNING: THERE IS ONLY A LED BETWEEN FRONT PANEL AND WOOD BOX. IF NOT NECCESSARY, PLEASE DO NOT TRY TO OPEN THE FRONT PANEL! B A 10-6 SERVICE POSITION 10-7 10-7 BLOCK DIAGRAM JKJK40401 1 IC IC411B411B IC IC431B431B IC IC431A431A ICIC4001 TA4001 TAS S5

14、026 5026 DIGITAL POWER IC TAS5152DIGITAL POWER IC TAS5152DIGITAL POWER IC TAS5152DIGITAL POWER IC TAS5152 IC4101 D/IC4101 D/A CON CS5340A CON CS5340 IC4301 D/IC4301 D/A CON CS5340A CON CS5340 PWPWM M AUDIAUDI O O PROCESSOPROCESSO R R AC AC 230V / 120V230V / 120V BRIDGEBRIDGE RERE GULATORGULATOR TRTR

15、 ANSFORMERANSFORMER ICIC BABA 4558D4558D ICIC KAKA 7500C7500C TRTR ANSFORMERANSFORMER +35V+35V MOSFEMOSFE T TMOSFEMOSFE T T +12V+12V JK501JK501 SL SPKSL SPK SR SPKSR SPK C SPKC SPK SUB SPKSUB SPK +35V+35V POWER POWER SUPPLSUPPL Y Y +12V+12V +12V+12V +12V+12V CN501CN501 SLSL C C SRSR SUSUB B 1 2 3 4

16、5 6 7 8 9 7 + 5 - 6 1 2 3 4 5 6 7 8 9 7 + 5 - 6 B+B+ 8 8 AZAZ45584558A + 3 - 2 1 A + 3 - 2 1 B-B- 4 7 + 5 - 6 4 7 + 5 - 6 B+B+ 8 + 3 - 2 1 8 + 3 - 2 1 B-B- 4 4 AZAZ4558A4558A 10-8 10-8 WIRING DIRGRAM MAIN BOARD TABLE OF CONTENTS INTERNAL IC DIAGRAM.10-9 Circuit Diagram .10-10 PCB Layout Top View .10

17、-11 PCB Layout Buttom View .10-12 Electrical Parts List .10-13 10-9 10-9 TAS5026APAG INTERNAL IC DIAGRAM 10-10 10-10 CIRCUIT DIAGRAM - MAIN BOARD R R422422 R R412412 R R411411 R R421421 IC411BIC411B C C425425 C C424424 R R425425 IC411AIC411A C414C414 R416R416 R417R417 R R426426 R R418418 R427R427 C4

18、27C427 C C416416 FN501FN501 R5018R5018 R5019R5019 R5020R5020 R5021R5021 C5021C5021 FB5010FB5010 CN500CN500 3 C 3 C415415 C C426426 R5025R5025 R502R5023 3 C5059C5059C C50605060C C50625062 C502C5025 C 5 C50655065C C50635063 Q5003Q5003 R R5015014 4 L520L5206 6 L520L5205 5 L510L5106 C 6 C5015019 C 9 C41

19、1411 C C421421 R R442442 R R432432 R R431431 R R441441 IC431BIC431B C444C444 R445R445 IC431AIC431A C C445445 C434C434 R R435435 R436R436 R R446446 R R437437R447R447 C C447447 C C436436 C C435435 C C446446 C C431431C C441441 SLSL -I -IN N SR-ISR-I N N C-INC-IN SUB-SUB- ININ L510L5105 5 R410R4104 4 R4

20、10R4107 7 R410R4105 5 R410R4101 R 1 R4114110 C 0 C4114111 1 C410C4102 2 C410C4101 R 1 R4104102 2 C410C4103 C 3 C41084108 C C4104107 C 7 C41094109 C411C4112 C 2 C41104110 R R41114111 R R41094109 R411R4116 R 6 R4114112 R 2 R40284028 IC4004IC4004 C403C4031 1 CN500CN500 1 1 FBFB 50045004 C500C5002 2 C50

21、0C5001 1 R500R5001 1 C500C5005 5 C500C5008 8 IC5001IC5001 R500R5003 R 3 R5005005 5 C500C5009 9 C5011C5011 C501C5013 3 C501C5010 0C5014C5014 IC5002IC5002 C C5015012 2 R500R5006 6 R5007R5007 C C5015016 6 C501C5015 5 R500R5008 Q 8 Q50025002 R R5015013 R 3 R50125012 R R50095009 R R50105010 C C413413 C C

22、442442 C C443443 C C412412R R414414 R R423423 R R433433 R443R443 C C433433 C C432432 C C422422 C C423423 R R413413 R R444444 R434R434 R R424424 R R415415 FBFB 411411 FBFB 421421 FBFB 431431 FBFB 441441 C503C5036 6 C503C5031C1C50375037 C C5035038 8 C503C5032C2C5035033C3C50345034 C503C5035 5 Q500Q5006

23、 6 R502R5022 2 IC4101IC4101 C410C4104 4 R410R4106 6 R410R4103 C 3 C41054105 C410C4106 R 6 R41144114 R R4114113 3 R430R4304 4 R430R4307 R 7 R4304305 R 5 R4304301 R 1 R43104310 C431C4311 C 1 C4304302 C 2 C4304301 1 R430R4302 2 C430C4303 3 C430C4308 8 C430C4307 C 7 C43094309 C431C4312 C 2 C43104310 R43

24、1R4311 R 1 R4309 4309 openopen R431R4316 R 6 R4314312 2 IC430IC430 1 1 C430C4304 4 R430R4306 6 R430R4303 C 3 C4304305 C 5 C43064306 R R43144314 R R43134313 R430R4308 R 8 R43154315 R R4104108 R 8 R4115 4115 openopen IC520IC520 1 C 1 C5205202C2C5235235 C 5 C5205204 C 4 C52035203 C C5225227 7 C522C5224

25、 4C523C5232 2 C522C5229 R 9 R5205201R1R52125212 C C5235234 4 L5204L5204 C522C5228 C 8 C52305230R521R5210 L 0 L5205203 3 C5223C5223 R R5205209 C 9 C5235233 R 3 R5215211 1 C522C5225 C 5 C5225226 C 6 C5225222 2 C521C5217 7 C521C5211 1C522C5220 C 0 C5215219 9 L5202L5202 C C5215218 L 8 L5205201 1 C521C52

26、10 R 0 R5205206 6 C522C5221 1 R520R5208 8 C521C5216 C 6 C5215215 C 5 C5205209 C 9 C5215214 4 C521C5213 3 R520R5207 7 C5207C5207 C520C5208 R 8 R5205204 R 4 R52055205 R R5205203 R 3 R5205202 2 IC510IC510 1 C 1 C5105102 C 2 C5135135 C 5 C5105104 C 4 C51035103 C C51275127 C C5125124 4C513C5132 C 2 C5125

27、129 R 9 R5105101R1R51125112 C C5135134 4 L5104L5104 C512C5128 C 8 C51305130R R5115110 L 0 L51035103 C512C5123 3 R510R5109 C 9 C51335133 R R51115111 C C5125125 C 5 C5125126 C 6 C5125122 2 C511C5117 C 7 C51115111C C51205120 C C5115119 9 L5102L5102 C C5115118 L 8 L5105101 1 C511C5110 0 R510R5106 C 6 C5

28、1215121 R510R5108 C 8 C51165116 C511C5115 C 5 C5105109 9 C511C5114 C 4 C51135113 R R5105107 C 7 C5105107 7 C510C5108 R 8 R5105104 R 4 R51055105 R R51035103 R R5105102 2 R4005R4005 FBFB 5 5201201 FBFB 5 5202202 FBFB 51015101 FBFB 51025102 FBFB 5005008 8 FBFB 50095009 R R4014014 R 4 R4015 4015 openope

29、n C C40054005 C C4004003 C 3 C4004002 C 2 C4004004 4 C400C4001 C 1 C40074007 C C40064006 R400R4002 R 2 R4014010 0 R400R4003 3 R400R4001 R 1 R4014012 R 2 R4016 4016 openopen R R4019 4019 openopen C C51125112C C51315131C C5235231 1 C521C5212 C 2 C5205201 1 C5205C5205 C5206C5206 C C5105106 C 6 C5105105

30、 C 5 C5105101 1 C5053C5053C5052C5052C C50545054C5051C5051 C5058C5058C5056C5056C C50555055 C501C5017 R 7 R4004004 R 4 R40134013 R R419419 R4007 R4007 opopenen R4006R4006 R4008R4008 R448R448 R R428428 R438R438 R R4014017 R 7 R4114117 7 R4018 R4018 openopen Q Q50015001 R501R5011 R 1 R50335033 C C400840

31、08 C400C4009 9 R402R4020 0 R4021R4021 Q Q50095009 R R5035039 R 9 R50385038 R R50405040 JKJK 401401 JKJK 501501 CN402CN402 CN501CN501 R502R5024 4 C5003 C5003 OPENOPEN C502C5022 2 C502C5023 3 R502R5026 6 CN500CN500 2 R 2 R410410 LEDLED C502C5024 4 M1M1M2M2M3M3M4M4M5M5M6M6M7M7 R430R430 R R429429 R R439

32、439R440R440 FBFB 50075007 R R5115113 3 C449C449 C C448448 R R51145114 C5136C5136 R R51155115 C C51375137 R5216R5216 C523C5239 R 9 R5115116 C 6 C5135138 8 R5117R5117 C C5135139 9 R5213R5213 C C5235236 6 R521R5215 5 C523C5238 R 8 R52145214 C C52375237 R R5115119 9 R521R5217 7 R512R5121 R 1 R5115118 R

33、8 R51205120 R522R5220 0 R521R5218 R 8 R5215219 R 9 R420420 R R449449 ZDZD50025002 R R450450 C500C5007 7 R500R5002 C 2 C50665066 C C50675067 R R5004 5004 OPENOPEN A B C D 654321 D C B AA B C D 654321 D C B A 10K10K 10K10K 6. 6.2K2K 6. 6.2k2k 7 + 5 - 6 7 + 5 - 6 B+B+ 8 8 AZAZ4558A4558A 104104 4747P P 15K15K + 3 - 2 1 + 3 - 2 1 B-B- 4 J 4 JRC4558RC4558 47P47P 1515K K 2K2K 2 2 2K2K 2 2 10K10K 10K10K OPOP12V12V OPOP12V12V 470470P P 470P470P VD3VD33 3 1212V V 1K1K 1K1K 1K1K 1K1K 1N4141N4148 8 1N41481N4148 10U10U/ /16V16V 10100 1 2 0 1 2 SUSUB+B+ C+C+ SLSL + + SRSR +