Philips-MCD-706-Service-Manual电路原理图.pdf

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1、Version 1.0MCD7063141 785 31420Service ManualDVD Micro Systemall versionsPublished by YB 0635 Service Audio Printed in The Netherlands Subject to modificationCopyright 2006 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced,

2、 stored in a retrievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.Handling chip components .1-1Information about lead-free soldering.1-2Technical specification.2-1Service tools .2-1Service measurement s

3、etup.2-2Connections and controls.3-1.3-4Disassembly diagram .4-1.4-2Software version and upgrading.5-1Set block diagram.5-2Set wiring diagram.5-3VFD BOARDcircuit diagram .6-1layout diagram .6-2TUNER BOARDcircuit diagram .7-1layout diagram .7-2layout diagram-amp box pcb assy.7-2AMP BOARDcircuit diagr

4、am .8-1 layout diagram .8-2CPU BOARDcircuit diagram .9-1 layout diagram .9-2DVD MPEG BOARD circuit diagram .10-1.10-5layout diagram .10-6Exploded view diagram.11-1Mechanical partslist .11-2.11-3Electrical partslist.12-1.12-2Revision list.13-1TABLE OF CONTENTSCLASS 1LASER PRODUCT1 - 1HANDLING CHIP CO

5、MPONENTS1 - 22-1TECHNICAL SPECIFICATIONSGENERAL TUNER - AM SECTIONMains voltage -/98 : 120/230V Tuning range : 5311602KHz-/61/93 : 220V IF frequency : 450kHz-/12 : 230V Quieting sensitivity(-26dB) : 3250uV/m-/79 : 240V Distortion : 18 dB-/12/61/79/93 : 50Hz Selectivity : 16dBS/N : 35Battery remote :

6、 3V(AAA x 2)Power consumption Nomal : 35W DVD/MP3/CDStandby : 53dBComposite Vidio Output 1.0Vpp(+10/-10%)Out power mains : 2 x 25W Frequency Response 20Hz20kHzSpeaker impedance mains : 8 ohm THD 0.5%(Limit 1%)Frequency response : 100Hz - 20KHz Bit rates 8K-320KpsSampling rates 8K/11.025K/16KTUNER -

7、FM SECTION /22.05K/32K: /44.1K/48K HzTuning range : 87.5108MHz S/N (A-weighted) 70dBA(Lim 65 dBA)IF frequency : 10.7MHz Channel Separation 25dBQuieting sensitivity(-26dB) : 25dBDistortion : 50SERVICE TOOLSAudio signal disc SBC 429 4822 397 30184Playability test disc SBC 444 4822 397 30184Test disc 5

8、 (disc without erros)+Test disc 5A (disc with dropout erros,blank spots and fingerprints)SBC 426/426A4822 397 30096Burn in test disc (65min. 1kHz signal at -30 dB lever without pause) 4822 397 30155AVAILABLE ESD PROTECTION EQUIPMENTanti-static table mat large 1200 x 650 x 1.25mm : 4822 466 10953smal

9、l 600 x 650 x 1.25mm : 4822 466 10958anti-static wristband : 4822 395 10223connection box(3 press stud connections, 1Mohm) : 4822 320 11307extendible cable (2m, 2Mohm, to connect wristband to connection box) : 4822 320 11305connecting cable (3m, 2Mohm, to connect table mat to conection box) : 4822 3

10、20 11306earth cable (1Mohm, to connect any product to mat or to connection box) : 4822 320 11308KIT ESD3 (combining all 6 prior products - small table mat) : 4822 310 10671Wristband tester : 4822 344 139992 - 23 - 1CONNECTION AND CONTROLS3 - 2CONNECTION AND CONTROLS3 - 3CONNECTION AND CONTROLS3 - 4C

11、ONNECTION AND CONTROLS4 - 14 - 1AB1B2C1 C2D1 D2D3FGHIJA.Remove Bottom Cover A1.remove screws M2.5x4(8pcs)B*.remove screws M3x10(8pcs) and M3x8(3pcs) C*.remove screws M3x8(4pcs) and T3x4(2pcs)E1 E2E2E1*M2.5x5E2*M2.6x8D.Remove Back Panel D*remove screws T3x4(5pcs)and M3x10(5pcs)and T3x8(1pc) E. Remove Top CoverG. Remove DVD Rom and then remove DVD Decoder Card AssyI.Remove VFD board assyH.Remove Slid PlankI.Remove Side metal PlateDISASSEMBLYDIAGRAM -DVD PART