Philips-MCM-398-D-Service-Manual(1) 电路图 维修手册.pdf
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1、 Copyright 2007 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 transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission o
2、f Philips. Published by SL 0724 Service Audio Printed in The Netherlands Subject to modification Micro System Version 1.1 CLASS 1 LASER PRODUCT 3141 785 31831 TABLE OF CONTENTS Page PCBs Location .1-2 Specifi cations .1-3 Measurement Setup .1-4 Service Aids, Safety Instruction, etc .1-5 CD Playabili
3、ty Test .1-6 to 1-8 Software Version Checking .2 Set Block Diagram .3 Set Wiring Diagram .4 Main & HP/ AUX Board.5 Front (Display) & USB Jack Board .6 CMusIC (CD) Board .7 Set Mechanical Exploded View & Parts List .8 MCM398D/all version Revision List .9 RadioFans.CN 收音机爱 好者资料库 1-2 PCBS LOCATION Radi
4、oFans.CN 收音机爱 好者资料库 1-3 AMPLIFIER Output power . .2 x 50 W RMS / 2 x100 W music power Signal-to-noise ratio. ? 62 dBA (IEC) Frequency response .40 15000 Hz, 3 dB Impedance loudspeakers . 6 ? Impedance headphones . 32 ? CD/MP3/WMA-CD PLAYER Number of programmable tracks . 20 Frequency range . 20 2000
5、0 Hz Signal-to-noise ratio.75 dBA Channel separation.? 60 dB (1 kHz) Total harmonic distortion. 0.003% MPEG 1 Layer 3 (MP3-CD) . MPEG AUDIO MP3-CD bit rate . 32-256 kbps (128 kbps advised) Sampling frequencies .32, 44.1, 48 kHz USB PLAYER USB . 12 Mb/s, V1.1 . support MP3 and WMA files Number of alb
6、ums/folders .maximum 99 Number of tracks/titles.maximum 500 FM FM wave range .87.5 108 MHz Sensitivity at 75 ? mono, 26 dB signal-to-noise ratio . 2.8 V stereo, 46 dB signal-to-noise ratio . 61.4 V Selectivity. ? 28 dB Total harmonic distortion. ? 5% Frequency response . 63 12500 Hz ( 3 dB) Signal-t
7、o-noise-ratio . ? 50 dBA SPEAKERS 2-way Bass reflex system Dimensions (w x h x d) .140 x 228 x 247 (mm) GENERAL INFORMATION AC Power.220 230 V / 50 Hz Dimensions (w x h x d) .152 x 228 x 273 (mm) Weight (with/without speakers) . approx. 6.2/3.65 kg Eco Power Standby. 1 W Power consumption Standby .
8、250mV -Laser damaged ! 4,6V 3V 3,3V 3,9V 2V 0,17V 0,17V Sanyo DA12T3 HF-Amplifier D3 D2 D1 Drive detection 680R 3905 3903 3K3 BC847B 7877 47n 2818 1K5 3902 5 7 4 2 1 6 3 64 8 9 10 11 470R 3893 +3.3V 2K2 3908 10K 3923 BC847B 7878 BC847B 7876 4n7 2813 3896 100R 220u 2885 2881 560p 47n 2887 560R 3901 2
9、883 470n 2817 4u7 3n3 2814 3898 220R 3895 27K 470n 2884 +3.3V 3909 820R 3907 100R 3920 33K 3897 2882 82p 3K3 3904 2K7 3899 3906 470R +5V_HF HFIN VrefCD10 100p 28152816 22n LDON to 3826,3827 VREF GE VDDA1 VRIN VSSA1 ISLICE LDON D1 D2 D3 D4 HFIN HFREF IREF CD_DA: 0V / CD_RW: 3V (A-D) 800mVpp TB = 0.5s
10、/div EYE-PATTERN 1,8V 1,2V 2,4V 2,6V 0,65V INSTRUCTIONS ON CD PLAYABILITY 1-8 How to read software version, 1. Press and hold DISPLAY and SOURCE buttons then plug A/C to power on, LCD Display shows existing software version S 0.12. 2. During shows S 0.12, press “STOP” button to show firmware version
11、. SOFTWARE VERSION CHECKING 2-1 2-1 3-13-1 SET BLOCK DIAGRAM SET WIRING DIAGRAM 4-14-1 MAIN BOARD TABLE OF CONTENTS Main PCB - Layout Top View .5-2 Main PCB - Layout Bottom View .5-3 Main PCB - Circuit Diagram Part1 .5-4 Main PCB - Circuit Diagram Part2 .5-5 Headphone & AUX PCB - Circuit Diagram .5-
12、6 5-15-1 5-25-2 PCB LAYOUT - MAIN BOARD (TOP VIEW) PCB LAYOUT - MAIN BOARD (BOTTOM VIEW) 5-35-3 5-4 5-4 CIRCUIT DIAGRAM - MAIN BOARD PART1 5-5 5-5 CIRCUIT DIAGRAM - MAIN BOARD PART2 5-6 5-6 CIRCUIT DIAGRAM - HP & AUX BOARD FRONT(DISPLAY) & USB JACK BOARD TABLE OF CONTENTS Display PCB - Layout Top Vi
13、ew .6-2 Display PCB - Layout Bottom View .6-3 Display PCB - Circuit Diagram .6-4 USB PCB - Circuit Diagram .6-5 6-16-1 6-26-2 PCB LAYOUT - DISPLAY BOARD (TOP VIEW) PCB LAYOUT - DISPLAY BOARD (BOTTOM VIEW) 6-36-3 6-4 6-4 CIRCUIT DIAGRAM - FRONT(DISPLAY) BOARD 6-5 6-5 CIRCUIT DIAGRAM - USB BOARD CMUSI
14、C BOARD TABLE OF CONTENTS CMUSIC PCB - Layout Top View .7-2 CMUSIC PCB - Layout Bottom View .7-3 CMUSIC PCB - Circuit Diagram .7-4 7-17-1 7-2 PCB LAYOUT - CMUSIC BOARD (TOP VIEW) 7-2 7-3 PCB LAYOUT - CMUSIC BOARD (BOTTOM VIEW) 7-3 7-4 CIRCUIT DIAGRAM - CMUSIC BOARD CD & TUNER PART 7-4 7-5 CIRCUIT DI
15、AGRAM - CMUSIC BOARD USB PART 7-5 8-18-1 SET MECHANICAL EXPLODED VIEW MECHANICAL & ACCESSORIES PARTS LIST 1996510004576CD LOADER COVER F 996510001099 AM LOOP FRAME ASSY 2996510001086CHROME RING-LOADER COVER G 996510001911 IPOD HOLDER-40GB-INJ. 3996510004572DISPLAY LENS H996510001912IPOD HOLDER-60GB-
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