Philips-MCD-700-Service-Manual电路原理图.pdf

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1、Version 1.2MCD700, MCD702 3141 785 30432DVD Micro Systemall versions Published by YT 0531 Service Audio Subject to modification Copyright 2005 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrievalsystem o

2、r transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.Handling chip components . 1-1Service tools . 1-1Leadfree and safety information . 1-2Technical specification . 2-1Service measurement setup . 2-2Connections and cont

3、rols . 3-1.3-3Disassembly diagram . 4-1.4-2Software version and upgrading . 5-1Block diagram . 6-1Wiring diagram . 6-2VFD / Key Board Assemblycircuit diagram . 7-1layout diagram . 7-2DVD Blockcircuit diagram . 8-1layout diagram . 8-2Tuner boardcircuit diagram. . 9-1layout diagram . 9-2DVD / MPEG boa

4、rdcircuit diagram . 10-1.10-3layout diagram . 10-4AMP Blockcircuit diagram. .11-1layout diagram .11-2Exploded view diagram . 12-1Mechanical partslist . 12-2.12-3Electrical partslist . 13-1.13-2Revision list . 15-1TABLE OF CONTENTSMCL707MCL707/61 partslist . 14-1.14-21 - 1HANDLING CHIP COMPONENTS1 -

5、22 - 1GENERALMains voltage -/55/96/98 : 120 / 230 V /93 : 220V/79 : 240V/37 : 120VMains frequency -/55/96/98 : 50 / 60 Hz /79/93 : 50 Hz/37 : 60 HzBattery for remote : 3V (R03, AAA x 2) Power consumption Max. : 150cd/m2 Contrast dark room : 150 :1 LOUDSPEAKERS2-way bass reflex system Dimension (W x

6、H x D) : 145 x 230 x 210 mm Weight : 2.4 Kg each SPECIFICATION2 - 2SERVICE MEASUREMENTBandpass250Hz-15kHze.g. 7122 707 48001LF Voltmetere.g. PM2534DUTRF Generator e.g. PM5326S/N and distortion metere.g. Sound Technology ST1700BTuner FWUse a bandpass filter to eliminate hum (50Hz, 100Hz) and disturba

7、nce from the pilottone (19kHz, 38kHz).Ri=50Bandpass250Hz-15kHze.g. 7122 707 48001LF Voltmetere.g. PM2534DUTS/N and distortion metere.g. Sound Technology ST1700BFrame aeriale.g. 7122 707 89001Tuner AM (MW,LW)To avoid atmospheric interference all AM-measurements have to be carried out in a Faradays ca

8、ge.Use a bandpass filter (or at least a high pass filter with 250kHz) to eliminate hum (50Hz, 100Hz).RF Generator e.g. PM5326Ri=50LRLEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metere.g. Sound Technology ST1700BDUTCD RECORDERUse Audio Signal Disc SBC429 4822 397 30184(replaces t

9、est disc 3)Use Universal Test Cassette Fe SBC420 4822 397 30071LRLEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metere.g. Sound Technology ST1700BDUTLF Generator e.g. PM5110Ri=503 - 1CONNECTION AND CONTROLS3 - 2CONNECTION AND CONTROLSFor more information onoperation instruction pl

10、ease visit Philips Audio internet site : http:/3 - 3CONNECTION AND CONTROLS4 - 1 4 - 1DISASSEMBLY INSTRUCTION - DVD PARTA. Remove Bottom CoverA1 remove screws M2.5x4 (washer head) - 4 pcs.C. Remove Side Panel (L & R)C1 Slide out the Side Panels.E. Remove Front CabinetE1 remove screws MK3x10 - 2 pcs.

11、E2 remove screws M3x4 - 2 pcs.F. Remove Display Board AssemblyF1 remove screws ST 2.5x8 - 2 pcs.(take out Push Key PCB Assy)A1B1B3B3B2B1B. Remove Back PanelB1 remove screws M3x6 - 3 pcs.B2 remove screw ST 3x10 - 1 pc.B3 remove screws ST 3x10 - 6 pcs. (for jacks)C1C1D1D2D. Remove Top CabinetD1 remove

12、 screws M3x6 - 3 pcs.D2 remove screws M3x6 - 3 pcs.E1E2E2F1F2F. Remove Display Board AssemblyF2 remove screws ST 2.5x8 - 4 pcs.4 - 2 4 - 2DISASSEMBLY INSTRUCTION - AMP PARTA. Remove Bottom CoverA1 remove screws M2.5x4 (washer head) - 4 pcs.C. Remove Side Panel (L & R)C1 Slide out the Side Panels.E.

13、Remove Front CabinetE1 remove screws MK3x10 - 2 pcs.E2 remove screws M3x4 - 2 pcs.F. Remove TFT Module (for MCL707 only)F1 remove screws ST 2.5x8 - 4 pcs.A1B2B2B1B3B. Remove Back PanelB1 remove screws M3x6 - 3 pcs.B2 remove screw ST 3x10 - 2 pc.B3 remove screws ST 3x10 - 4 pcs. (for jacks)C1C1D1D2D. Remove Top CabinetD1 remove screws M3x6 - 2 pcs.D2 remove screws M3x6 - 2 pcs.E2E2E1F1