Philips-SW-3660-Service-Manual(1) 电路图 维修手册.pdf

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1、 Service Manual Service ServiceService ServiceService SW3660/00 Copyright 2003 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, mechan

2、ical, photocopying, or otherwise without the prior permission of Philips. Published by BB-ET0326 Service Audio Printed in The Netherlands Subject to modification Active Subwoofer Version 1.0 TABLE OF CONTENTS Page Location of PC Boards .1-2 Specifications.1-2 Measurement Setup .1-3 ESD fr Reparature

3、n 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 customer perform a leakage current measurement tes

4、t from all exposed metal parts to earth ground to assure no shock hazard exist. The leakage current must not exceed 0.5mA. ESD & SAFETY INSTRUCTION DISASSEMBLY INSTRUCTIONS 2-1 Dismantling the Speaker Grille & Speaker Driver 1. Place the Subwoofer Box as shown in the Picture 1 and use a screw driver

5、 to force open the Speaker Grille. Caution: Take care the surface when take out the Speaker Grille 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

6、 and use a screw driver to force open the front assembly. Dismantling the Rear assembly 1. Loosen 10 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 pa

7、nel of subwoofer Caution: Do not break the bundle of wires to the front. Picture 4 Picture 3 WARNING: THERE IS ONLY A LED BETWEEN THE FRONT PANEL AND WOOD BOX. IF NOT NECCESSARY, PLEASE DONT TRY TO OPEN THE FRONT PANEL! A? Picture 2Picture 1 B? 2-2 SERVICE POSITION 3-13-1 BLOCK DIAGRAM PHASE CHANGE?

8、 SWITCH VOL? CONTROL? STAND-BY? SW? ? PROTECTION? CIRCUIT? POWER ON/OFF? DELAT CIRCUIT? POWER SUPPLY? DC:+/-25V? SUBWOOFER SPK? DRIVER? RELAY ? &? DRIVER? POWER? AMP? PRE AMP? INPUT? HPFLPF LED 3-23-2 WIRING DIRGRAM AMPLIFIER, JACK & LED / VR BOARD TABLE OF CONTENTS Internal IC Diagram. 4-1 Circuit

9、Diagram .4-2 PCB Layout View.4-3 Electrical Parts list .4-4 4-14-1 TDA7296 INTERNAL IC DIAGRAM IN + IN - BOOTRAP + VS BOOTRAP OUTPUT - VS Bipolar Transconductance Input Stage MOS Gain & Level Shifting Stage MOS Output Stage Shot circuit Protection + + + - 4-24-2 CIRCUIT DIAGRAM 12 34 12 34 A B A B C

10、301B1 C303B1 C304B1 C305A1 C306B1 C307B1 C401B1 C402A1 C403B1 C404A1 C405A2 C406A2 C407A2 C410A1 C411A1 C412A1 C413A1 C414A1 C415A1 C501A2 C509A2 C510A3 C511B3 C512A3 C513A3 C514B3 C515A3 C516A3 C517A2 C518A4 C519A4 C520B4 C521B4 C522B4 C900B4 C901B3 C902B3 C903B3 C904B3 C905B3 C906B3 C907B3 C908B3

11、C909B3 C910B3 C911B3 C912B3 C913B3 C914B4 C915B4 CN301A1 CN401A2 CN501A4 CN901B4 D501A4 D503A3 D901B3 D902B3 D903B3 D904B3 F901B4 F902B4 IC401/A A2 IC401/B A1 IC401/C A1 IC502A3 JK301B1 LD401B3 Q352B2 Q501A4 Q502A4 Q503A3 Q504A4 Q505A4 R301B1 R302B1 R303B1 R304B1 R366B1 R367B1 R368B2 R369B2 R370B2 R

12、371B2 R372B2 R373B2 R401A1 R402B1 R403A1 R404A1 R405A1 R406A2 R407A2 R410A1 R411A1 R514B3 R515B3 R516A3 R518A3 R519A3 R520A3 R521A3 R522A3 R523A3 R524A3 R525A4 R526A4 R527A4 R528A4 R529A4 R530B4 R531B4 R532B4 R533A3 R901B4 R902B3 RB301B1 RB401B2 RB402B2 RB901B4 RL501A4 SW301B1 SW901B4 T901B4 VR401B2

13、 ZD901B3 ZD902B3 PIN NO. VOLTAGE0V0V0V0V0V15.4V 26.2V 0V0V0V13.4V0V0V0V0V0V0V-13.3V0V0V-12V 9.3V8.9V0V0V26.3V0V-26.3V-26.3V 123456789101112131514 IC502 (TDA7296) PIN NO. VOLTAGE 1234567891011121314 IC401 (TL074CN) Transistor BCE Q3520V2.1V0V 1.32V0.8V0.74V 0.7V0.8V0V 0V11V0V 0V1.3V0V 0V1.3V0V Q501 Q

14、502 Q503 Q504 Q505 Location Pin 4-34-3 PCB LAYOUT VIEW A 1234567 7123456 B C D A B C D C519B4 C520C4 C521C4 C522B5 C901C2 C902C2 C903C2 C904C2 C905D2 C906C2 C301C6 C303C5 C304A1 C305A1 C306B1 C307B1 C401A1 C402A1 C403A2 C404A2 C405A2 C406B2 C407B2 C410A2 C411B1 C412A2 C413B1 C414A2 C415B1 C501A3 C50

15、9A2 C510B3 C511B4 C512A4 C513A4 C514A4 C515A5 C516C3 C517B2 C518B4 C907D3 C908C2 C909C3 C910B1 C911C3 C912B1 C913D1 C914D2 C915D2 CN301 B1 R371B3 R372B3 R373B3 R401A1 R402A1 R403A2 R404A2 R405A2 R406B2 R407B2 CN401 B3 CN501 D3 CN901 D1 D501D4 D503B4 D901D2 D902C2 D903C2 D904C2 F901C1 F902C1 IC401A1

16、IC502A3 J103C2 J104D2 J105D2 J106D3 J109C3 J501A3 J502B3 J503B3 J504B4 J505B4 J506A4 JK301 B6 Q352B3 Q501D4 Q502D4 Q503B4 Q504C4 Q505C4 R301C6 R302B5 R303C5 R304A1 R366B3 R367B3 R368B3 R369B3 R370B3 R410A3 R411B1 R514B3 R515B4 R516B3 R518A4 R519A4 R520A3 R521B5 R522B4 R523B4 R524C3 R525D3 R526C4 R52

17、7C4 R528C4 R529D4 R530C4 R531C4 R532C4 R533A4 R901C3 R902B2 RB301 C5 RL501 C4 SW301 B5 ZD901 C3 ZD902 B2 P401B7 RB401 B7 RB402 A7 TP401 A7 TP402 B7 LD401 A7 VR401 A7 LVA0031C001LVA100031-0001 LVA100031-0021 LVA100031-0011 LVA000364-0031 LVA000364-0001 LVA000364-0001 C914 C915 4-44-4 MISCELLANEOUS EL

18、ECTRICAL PARTS LIST - AMPLIFIER, JACK SWITCH, LED & VR BOARDSELECTRICAL PARTS LIST - AMPLIFIER, JACK SWITCH, LED & VR BOARDS CN901 9965 000 12617 !CONNECTOR 3P PITCH=3.96mm F9019965 000 20663 !FUSE 4A 250V SLOW F9029965 000 20663 !FUSE 4A 250V SLOW JK3014822 267 41238RCA JACK 1P LD4019965 000 19944L

19、ED 3 DIA GREEN/RED RL5019965 000 15937RELAY SW301 4822 277 11821SLIDE SWITCH VR401 9965 000 19945CONTROL ROTARY 50K OHM B CAPACITORS C3014822 122 33293100pF 5% 50V C3034822 124 219131uF 20% 63V C3044822 124 219131uF 20% 63V C3054822 124 219131uF 20% 63V C3069965 000 16360COND MYLAR 0.22uF 100V 5% C3

20、079965 000 16360COND MYLAR 0.22uF 100V 5% C4014822 122 33293100pF 5% 50V C4024822 121 4193512nF 5% 250V C4035322 121 4266268nF 5% 250V C4045322 121 4266268nF 5% 250V C4055322 121 4248933nF 5% 250V C4064822 121 420776,8nF 10% 400V C4074822 124 219131uF 20% 63V C4109965 000 19946COND ELECT 47uF 16V 20

21、% C4119965 000 19946COND ELECT 47uF 16V 20% C4124822 122 3010322nF +80/-20% 63V C4134822 122 3010322nF +80/-20% 63V C4149965 000 19962COND DISC 0.22uF 50V +80/-20% C4159965 000 19962COND DISC 0.22uF 50V +80/-20% C5019965 000 16318COND ELECT 2.2uF 50V 20% C5094822 122 33293100pF 5% 50V C5105322 122 3

22、23311nF 10% 100V C5119965 000 16324COND ELECT 22uF 25V 20% C5129965 000 16324COND ELECT 22uF 25V 20% C5139965 000 16324COND ELECT 22uF 25V 20% C5149965 000 16356COND ELECT 10uF 50V 20% C5159965 000 16356COND ELECT 10uF 50V 20% C5165322 121 42578100nF 5% 250V C5179965 000 16360COND MYLAR 0.22uF 100V

23、5% C5189965 000 16327COND ELECT 100uF 25V 20% C5199965 000 16317COND ELECT 100uF 16V 20% C5209965 000 16356COND ELECT 10uF 50V 20% C5219965 000 16323COND ELECT 47uF 25V 20% C5229965 000 16323COND ELECT 47uF 25V 20% C9009965 000 15941COND SAFTY 0.01uF 250V 20% C9014822 122 3010322nF +80/-20% 63V C902

24、4822 122 3010322nF +80/-20% 63V C9034822 122 3010322nF +80/-20% 63V C9044822 122 3010322nF +80/-20% 63V C9059965 000 19963COND ELECT 3300uF 35V 20% C9069965 000 19963COND ELECT 3300uF 35V 20% C9072038 554 00065100nF +80/-20% Y5V 50V C9082038 554 00065100nF +80/-20% Y5V 50V C9099965 000 16317COND ELE

25、CT 100uF 16V 20% C9109965 000 16327COND ELECT 100uF 25V 20% C9112038 554 00065100nF +80/-20% Y5V 50V C9122038 554 00065100nF +80/-20% Y5V 50V C9132038 554 00065100nF +80/-20% Y5V 50V C9149965 000 20664COND DISC 0.022uF 100V +80/-20% C9159965 000 20664COND DISC 0.022uF 100V +80/-20% RESISTORS R301482

26、2 050 2100310k 1% 0,6W R3024822 050 256025k6 1% 0,6W R3034822 050 2100310k 1% 0,6W R3044822 050 262026k2 1% 0,6W R3664822 050 2100310k 1% 0,6W R3674822 050 21001100R 1% 0,6W R3684822 050 2100310k 1% 0,6W R3694822 050 215021k5 1% 0,6W R3704822 050 215021k5 1% 0,6W R3714822 050 2220322k 1% 0,6W R37248

27、22 050 256025k6 1% 0,6W R3734822 050 227022k7 1% 0,6W R4014822 050 21504150k 1% 0,6W R4024822 050 2100310k 1% 0,6W R4034822 050 2470347k 1% 0,6W R4049965 000 19964RESISTOR 68k OHM 1/6W 5% CF R4054822 050 2150315k 1% 0,6W R4069965 000 19964RESISTOR 68k OHM 1/6W 5% CF R4074822 050 2220322k 1% 0,6W R41

28、04822 050 21001100R 1% 0,6W R4114822 050 21001100R 1% 0,6W R5144822 050 2100310k 1% 0,6W R5154822 050 2330333k 1% 0,6W R5164822 050 2220322k 1% 0,6W R5184822 050 25601560R 1% 0,6W R5194822 050 2220322k 1% 0,6W R5204822 050 2220322k 1% 0,6W R5214822 050 2220322k 1% 0,6W R5224822 050 2100310k 1% 0,6W

29、R5234822 050 2330333k 1% 0,6W R5244822 116 817534R7 5% 0,5W R5259965 000 19965RESISTOR 390 OHM 1/2W 5% CF R5269965 000 19966RESISTOR 3.3k OHM 1/6W 5% CF R5279965 000 19967RESISTOR 330k OHM 1/6W 5% CF R5284822 050 21004100k 1% 0,6W R5299965 000 19964RESISTOR 68k OHM 1/6W 5% CF R5309965 000 19966RESIS

30、TOR 3.3k OHM 1/6W 5% CF R5319965 000 19966RESISTOR 3.3k OHM 1/6W 5% CF R5324822 050 21004100k 1% 0,6W R5334822 050 2100310k 1% 0,6W R9019965 000 19968RESISTOR 330 OHM 1/2W 5% CF R9029965 000 19969RESISTOR 560 OHM 1/2W 5% CF DIODES D5014822 130 314381N4001G D5034822 130 306211N4148 D9019965 000 19970

31、 !DIODE 1N5392 1.5A 100V D9029965 000 19970 !DIODE 1N5392 1.5A 100V D9039965 000 19970 !DIODE 1N5392 1.5A 100V D9049965 000 19970 !DIODE 1N5392 1.5A 100V ZD901 9965 000 19971DIODE ZENR 13.5-14.0V 0.5W ZD902 9965 000 19971DIODE ZENR 13.5-14.0V 0.5W TRANSISTORS & INTEGRATED CIRCUITS Q3524822 130 41198

32、2SC945P Q5014822 130 411982SC945P Q5024822 130 411982SC945P Q5034822 130 411982SC945P Q5044822 130 411982SC945P Q5054822 130 411982SC945P IC4014822 209 32742TL074CN IC5024822 209 16935TDA7296 Note :Only the parts mentioned in this list are normal service spare parts. SW3660 Exploded Drawing 5-15-1 5

33、-25-2 MECHANICAL & ACCESSORIES PARTS LIST - MAIN UNIT SCREW LISTS - MAIN UNIT 5D3 x 8 9M4 x 25 10D3.5 x 14 16M3 x 8 17M3 x 14 25M2 x 6 26D3 x 10 39M3 x 12 19965 000 19938VOLUME KNOB 29965 000 19939FRONT CABINET 6+79965 000 19940PORT TUBE & NET CLOTH ASSEMBLY 119965 000 15951FOOT 289965 000 20576!AC

34、SOCKET SO-222-PC-S (TECX) 299965 000 15949SPEAKER GRILLE 309965 000 19942SPEAKER DRIVER 40W 6.5 4 OHM 314822 532 13065SPEAKER SPONGE 339965 000 20661!POWER TRANSFORMER EI-66 230V 40W 389965 000 20662!SW ROCKER 16A/250V 9965 000 16314RCA CABLE 3000mm BLK D2.44mm 9965 000 15983!MAINS CORD (For /21H version) 9965 000 18375!MAINS CORD (For /30 version) Note : Only the parts mentioned in this list are normal service spare parts.