Philips-DC-570-Service-Manual电路原理图.pdf

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1、 DC570/12/37/98Copyright 2009 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll 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

2、 permission of Philips.Published by SL 0934 Service Audio Printed in The Netherlands Subject to modificationDocking Entertainment SystemVersion 1.4CLASS 1LASER PRODUCT3141 785 32834TABLE OF CONTENTSPagePCBs Location & Version Variations .1-2Specifi cations .1-3Measurement Setup .1-4Service Aids, Ser

3、vice Instruction, etc .1-5Software Version Checking . 2Set Block Diagram . 3Set Wiring Diagram . 4MCU & USB Board . 5Key & LCD Board . 6Power Amp Board. 7Rectifi er Board . 8IPOD Jack & USB Jack & AUX Board . 9Set Mechanical Exploded View & Parts List . 10Revision List . 11IPOD JACK BOARDMCU & USB B

4、OARDKEY & LCD BOARDUSB JACK BOARDAUX BOARDTUNER MODULEPOWER AMP BOARDRECTIFIER BOARD1 - 2PCBS LOCATION/12 /37xniRDC/nixuALine OutVideo OutSubwoofer OutDigital OutKaraoke FeaturesVoltage SelectorECO Power Standby (LCD Display Off)USB DirectType /Versions: Featuresin used:/05VERSION VARIATIONSType /Ve

5、rsions:Board in used:DC570Service policyMCU & USB BOARDKEY & LCD BOARDUSB JACK BOARDRECTIFIER BOARD* TIPS : C - Component Lever Repair.M - Module Lever Repair- Used/05 /12 /55 89/16/85/Feature diffrenceCPOWER AMP BOARDCCCTUNER MODULE MxxxxCIPOD & USB JACK BOARDC/37DC57089/CCCCMCCCCCCMCCxxxxxxxxRemar

6、k: version /37 only for Latam.for Nafta, service policy should be OCX. 1 - 3AMPLIFIEROutput power . 50W+2 x 25WSignal-to-noise ratio . t 70 dBAFrequency response . 50 Hz 20 KHz, 3 dBInput sensitivity AUX . 0.5 V (max. 2 V)SUBWOOFERFrequency response . 50 Hz 1KHzImpedance. 8 :Rated power . 50WTWEETER

7、Frequency response . 160 Hz 16 KHzImpedance. 4 :Rated power . 2 x 25WTUNERFM wave range . 87.5 108 MHzSensitivity at 75 : FM . 20dBfTotal harmonic distortion. d 1%Frequency response FM . 63 6000 HzSignal-to-noise-ratio FM . t 50 dBAUSB PLAYERUSB . 12Mb/s, V1.1. support MP3 and WMA filesNumber of alb

8、ums/folders . maximum 99Number of tracks/titles . maximum 999GENERAL INFORMATIONAC Power . 220 240 V / 50-60 HzDimensions (w x h x d)300 x 300 x 1024 (mm)Weight . 10.1 kgStandby power consumption . mmdd- uu.yy refers to year.mmdd refers to month & date.uu refers to Software version number of USB.How

9、 to upgrade USB fireware:1) Insert the USB device which contains new version software at USB mode.2) Press SOURCE button on Front Panel for 10 seconds, the display will shows ISP. Then OTI IC will be upgraded automatically within 15 seconds.SET BLOCK DIAGRAM3 - 13 - 1SET WIRING DIAGRAM4 - 14 - 1CIRCUIT DIAGRAM - MCU & USB BOARDMCU SECTION5 - 1 5 - 15 - 25 - 2CIRCUIT DIAGRAM - MCU & USB BOARDUSB SECTION