Philips-SW-2000-Service-Manual电路原理图.pdf

Service ManualServiceServiceServiceSW200/17/17S©Copyright 2002 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system ortransmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwisewithout the prior permission of Philips.Published by KC-ET0232 Service Audio Printed in The Netherlands Subject to modificationActive SubwooferVersion 1.1TABLE OF CONTENTSPageLocation of PC Boards/Specifications .1-2Specifications.1-2Measurement Setup .1-3ESD für Reparaturen sind Original-Ersatzteile zu verwenden.ILe norme di sicurezza esigono che lapparecchio venga rimessonelle condizioni originali e che siano utilizzati i pezzi di ricambioidentici a quelli specificati.“After servicing and before returning set to customer perform aleakage current measurement test from all exposed metal parts toearth ground to assure no shock hazard exist. The leakage currentmust not exceed 0.5mA.“ESD & SAFETY INSTRUCTIONDISASSEMBLY INSTRUCTIONS2-1Dismantling the Grill Base & Speaker Driver1. Place the Subwoofer Box as shown in the Picture 1and use a screw driver to force open the Grill Base.Caution: Take care the surface when take out theGrill Base of Subwoofer2. Place the Subwoofer Box as shown in the Picture 2and loosen 4 screws A to remove the Speaker Driver.Dismantling the Front Assembly1. Place the Subwoofer Box as shown in the Picture 3(Bottom view) and use a screw driver to force open thefront assembly.Dismantling the Rear assembly1. Loosen 9 screws B as shown in the Picture 4 (RearView) 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 frontpanel of subwooferCaution: Do not break the bundle of wires to the front.Picture 1Picture 2Picture 4Picture 3WARNING: THERE IS ONLY A LEDBETWEEN FRONT PANEL ANDWOOD BOX. IF NOT NECCESSARY,PLEASE DO NOT TRY TO OPEN THEFRONT PANEL!AB2-2SERVICE POSITION3-1 3-1SET BLOCK DIAGRAMINPUT BOARDLED BOARDAMPLIFIER BOARDPOWER BOARD3-2 3-2SET WIRING DIRGRAM5153545250POWER PCBLED PCBAMPLIFIER PCBINPUT PCBLVM0180C021LVM0180C011LVM0180C031fixeddetachableeitherorPOWER BOARDTABLE OF CONTENTSPCB Layout View .4-1Circuit Diagram .4-2Electrical Parts List .4-34-1 4-1PCB LAYOUT VIEW - POWER BOARDC358 F3C359 F3C361 E1C362 E2C363 E2C364 F2C901 C3CN901 B2CN902 B3D353 E3D354 D1D355 D1D356 D3F901 C2Q354 E4Q355 E4Q357 E2Q377 E3R378 E3R379 E3R380 E4R381 E4R382 E2R383 E2RB351 F3RL901 C4T901 C4ZD350 F2!4-2 4-2CIRCUIT DIAGRAM - POWER BOARDC358 C3C359 B1C361 B2C362 B2C363 B2C364 B1C901 C4CN901 C5CN902 B5D353 C3D354 A3D355 B3D356 C3F901 C4Q354 C2Q355 C3Q357 B2R377 C2R378 C3R379 B3R380 C3R381 C3R382 B2R383 B2RB351 C1RB901 C5RB902 B5RB906 A6RL901 C4T901 B6T902 B4ZD350 B2TOPOWER AMP BOARD CN351RB351R3832K7 1/2VCC1GNDSTBYGNDZD350GND GND GNDGND GNDC359100/16C3640.1uFQ3572SC945R382300 1/2C3620.1uFC361470/35C363100/16D354D355IN4001IN4001R379150T902CN901F901KSA2200-104 (VDE)KSA2315-101 (UL)RB9011212CN902 RB9021212C9010.01uFD356IN4001Q3552SC945R38147KC35822/16D353IN4148R37862K2SC945Q354R37722KRL901R38030KGNDGNDGNDGNDGNDVoltages measured during operationVoltages measure in ECO Mode (Standby : On)321TO POWER AMP BOARD CN906RB9063 2 1T90110.54V11V20.1V16.7V0.01V6.11V0.01V0.73V0.6V0.1V! !