Philips-MCL-701-Service-Manual(1) 电路图 维修手册.pdf
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1、Version 1.0 3141 785 31440 DVD Micro System all versions Published by YB 0637 Service Audio Subject to modification Copyright 2006 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 transmit
2、ted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Handling chip components . 1-1 Service tools . 1-1 Leadfree and safety information . 1-2 Technical specification . 2-1 Service measurement setup . 2-2 Connections and control
3、s .3-1.3-3 Disassembly diagram .4-1.4-2 Software version and upgrading . 5-1 Block diagram . 6-1 Wiring diagram . 6-2 VFD / Key Board Assembly circuit diagram . 7-1 layout diagram . 7-2 DVD Block circuit diagram . 8-1 layout diagram . 8-2 Tuner board circuit diagram. . 9-1 layout diagram . 9-2 DVD /
4、 MPEG board circuit diagram .10-1.10-3 layout diagram . 10-4 AMP Block circuit diagram. .11-1 layout diagram .11-2 Exploded view diagram . 12-1 Mechanical partslist .12-2 Electrical partslist .13-1.13-2 Revision list . 14-1 TABLE OF CONTENTS MCL701 RadioFans.CN 收音机爱 好者资料库 1 - 1 HANDLING CHIP COMPONE
5、NTS RadioFans.CN 收音机爱 好者资料库 1 - 2 RadioFans.CN 收音机爱 好者资料库 2 - 1 GENERAL Mains voltage -/55/96/98 : 120 / 230 V /93 : 220V /79 : 240V /37 : 120V Mains frequency -/55/96/98 : 50 / 60 Hz /79/93 : 50 Hz /37 : 60 Hz Battery for remote : 3V (R03, AAA x 2) Standby : 5 W Dimension (W x H x D) DVD Part : 208
6、 x 62 x 244 mm AMP Part : 208 x 57 x 244 mm Weight DVD Part : 1.4 Kg AMP Part : 2.4 Kg AMPLIFIER Output power : 2 x 22 W RMS Speaker impedance : 2 x 8 ohm Frequency response : 100 Hz - 20 kHz (3dB) Aux input sensitivity : 350 mV (600 ohm) TUNER - FM SECTION Tuning range : 87.5 108 MHz IF frequency :
7、 10.7 MHz 0.2 MHz Sensitivity : 26 dBf at 46dB S/N Selectivity : 20 dB at 300kHz IF rejection : 50 dB Image rejection : 20 dB TUNER - AM SECTION Tuning range MW(9 kHz) : 531 - 1602 kHz AM (10 kHz) : 530 1700 kHz IF frequency : 450 kHz 3 kHz Sensitivity MW : 4000 V/m at 26dB S/N Selectivity MW : 16 d
8、B IF rejection MW : 24 dB Image rejection MW : 20 dB DVD / MP3 / CD Laser Type : Semiconductor Disc Diameter : 12cm / 8cm Video Decoding : MPEG-2 / MPEG-1 Signal System : PAL / NTSC Video S/N : 53 dB (min.) Composite Video Output : 1.0 Vp-p, 75 ? S-Video Output : Y - 1.0 Vp-p, 75 ? C - 0.286 Vp-p, 7
9、5 ? Audio DAC : 24 Bits / 96 kHz Frequency Response : 4 Hz - 20 kHz (44.1kHz) 4 Hz - 22 kHz (48kHz) 4 Hz - 44 kHz (96kHz) Digital Output : SPDIF (Sony Philips digital interface) Coaxial No. of programmable tracks : 20 Signal-to-noise ratio : ? 50 dBA Channel separation : ? 40 dB (1 kHz) Total harmon
10、ic distortion : 150cd/m2 Contrast dark room : 150 :1 LOUDSPEAKERS 2-way bass reflex system Dimension (W x H x D) : 145 x 230 x 210 mm Weight : 2.4 Kg each SPECIFICATION Power consume1/8 Prated : 32 W (max.) : 1000 W PMPO 2 - 2 SERVICE MEASUREMENT Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter
11、 e.g. PM2534 DUT RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Tuner FW Use a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz). Ri=50 Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT S/N and distor
12、tion meter e.g. Sound Technology ST1700B Frame aerial e.g. 7122 707 89001 Tuner AM (MW,LW) To avoid atmospheric interference all AM-measurements have to be carried out in a Faradays cage. Use a bandpass filter (or at least a high pass filter with 250kHz) to eliminate hum (50Hz, 100Hz). RF Generator
13、e.g. PM5326 Ri=50 L R LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B DUT CDRECORDER Use Audio Signal Disc SBC429 4822 397 30184 (replaces test disc 3) Use Universal Test Cassette Fe SBC420 4822 397 30071 L R LEVEL METER e.g. Sennheiser UPM550
14、 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B DUT LF Generator e.g. PM5110 Ri=50 3 - 1 CONNECTION AND CONTROLS 3 - 2 CONNECTION AND CONTROLS For more information onoperation instruction please visit Philips Audio internet site : 3 - 3 CONNECTION AND CONTROLS 4 - 14 - 1 DISAS
15、SEMBLY INSTRUCTION - DVD PART A. Remove Bottom Cover A1 remove screws M2.5x4 (washer head) - 4 pcs. C. Remove Side Panel (L & R) C1 Slide out the Side Panels. E. Remove Front Cabinet E1 remove screws MK3x10 - 2 pcs. E2 remove screws M3x4 - 2 pcs. F. Remove Display Board Assembly F1 remove screws ST
16、2.5x8 - 2 pcs. (take out Push Key PCB Assy) A1 B1 B3B3 B2 B1 B. Remove Back Panel B1 remove screws M3x6 - 3 pcs. B2 remove screw ST 3x10 - 1 pc. B3 remove screws ST 3x10 - 6 pcs. (for jacks) C1 C1 D1 D2 D. Remove Top Cabinet D1 remove screws M3x6 - 3 pcs. D2 remove screws M3x6 - 3 pcs. E1 E2E2 F1 F2
17、 F. Remove Display Board Assembly F2 remove screws ST 2.5x8 - 4 pcs. 4 - 24 - 2 DISASSEMBLY INSTRUCTION - AMP PART A. Remove Bottom Cover A1 remove screws M2.5x4 (washer head) - 4 pcs. C. Remove Side Panel (L & R) C1 Slide out the Side Panels. E. Remove Front Cabinet E1 remove screws MK3x10 - 2 pcs.
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