Philips-MC-157-Service-Manual(1) 电路图 维修手册.pdf

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1、 MC157/61 Copyright 2010 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 per

2、mission of Philips. Published by SL 1011 Service Audio Printed in The Netherlands Subject to modification Micro System Version 1.1 CLASS 1 LASER PRODUCT 3141 785 32981 TABLE OF CONTENTS Page Location of PCBs .1-2 Speci cations .1-3 Measurement Setup .1-4 Service Aids, Safety Instruction, etc .1-5 CD

3、 Playability Check .1-6 to 1-8 Software Version Checking .2 Set Block Diagram .3 Set Wiring Diagram .4 Main Board .5 Front Board.6 Cass Board .7 Set Mechanical Exploded View & Parts List .8 Electrical Parts List .9 Revision List .10 RadioFans.CN 收音机爱 好者资料库 PCBS LOCATION FRONT BOARD MAIN BOARD 1-2 Ra

4、dioFans.CN 收音机爱 好者资料库 1-3 AMPLIFIER Output power .2 x 2W RMS Signal-to-noise ratio. ? 60 dBA (IEC) Frequency response . 125 16000 Hz Impedance loudspeakers .8? CD PLAYER Frequency range . 125 16000 Hz Signal-to-noise ratio. 65 dBA TUNER FM wave range .87.5 108 MHz MW wave range.531 1602 kHz Sensitiv

5、ity FM 26 dB sensitivity . 20 V MW 26 dB sensitivity .5 mV/m Total harmonic distortion. ? 5% TAPE DECK Frequency response Normal tape (type I).125 8000 Hz (8 dB) Signal-to-noise ratio Normal tape (type I). 40 dBA Wow and flutter. ? 0.4% JIS SPEAKERS Bass reflex system Dimensions (w x h x d) .134 x 2

6、30 x 152 (mm) GENERAL INFORMATION AC Power.220 230 V / 50 Hz Dimensions (w x h x d) .148 x 233 x 216 (mm) Weight (with/without speakers) . . approx. 3.65 / 1.53 kg Power consumption Active . 15 W Standby . 250mV -Laser damaged ! 4,6V 3V 3,3V 3,9V 2V 0,17V 0,17V Sanyo DA12T3 HF-Amplifier D3 D2 D1 Dri

7、ve 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 2883 470n 2817 4u7 3n3 2814 3898 220R 3895 27K 470n 2884 +3.3V 3909 820R 3907 100R 3920 33K 389

8、7 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/div EYE-PATTERN 1,8V 1,2V 2,4V 2,6V 0,65V INSTRUCTIONS ON CD PLAYABILITY 1-8 2-12-1 To hold R

9、EPEAT & PRESET+ depressed Display shows the ROM version U - XX U refers to Version XX refers to Software version number of the uProcessor (counting up from 01 to 99) SOFTWARE VERSION CHECKING Set on Standby. Y N Y N Button pressed? 9 Button pressed? DISPLAY TEST Display shows all patterns PRESET- 3-

10、13-1 SET BLOCK DIAGRAM FRONT/MCU BOARD MAINFRONT/MCU BOARD BOARD CASS BOARD SET WIRING DIAGRAM 4-14-1 MAIN BOARD TABLE OF CONTENTS Layout Top View .5-2 Layout Bottom View .5-3 Circuit Diagram (AF&Amp Part) .5-4 Circuit Diagram (CD Part) .5-5 Circuit Diagram (Tuner Part) .5-6 5-15-1 5-25-2 PCB LAYOUT

11、 - MAIN BOARD TOP VIEW 5-35-3 PCB LAYOUT - MAIN BOARD BOTTOM VIEW 5-4 5-4 CIRCUIT DIAGRAM - MAIN BOARD AF & AMP PART 5-5 5-5 CIRCUIT DIAGRAM - MAIN BOARD CD PART 5-6 5-6 CIRCUIT DIAGRAM - MAIN BOARD TUNER PART FRONT BOARD TABLE OF CONTENTS Layout Top View .6-2 Layout Bottom View .6-3 Circuit Diagram

12、 .6-4 6-16-1 6-2 PCB LAYOUT - FRONT BOARD (TOP VIEW) 6-2 6-3 PCB LAYOUT - FRONT BOARD (BOTTOM VIEW) 6-3 6-4 CIRCUIT DIAGRAM - FRONT BOARD 6-4 CASSETTE BOARD TABLE OF CONTENTS Layout Top View .7-2 Layout Bottom View .7-2 Circuit Diagram .7-3 7-17-1 7-2 PCB LAYOUT - CASSETTE BOARD (TOP VIEW) 7-2 PCB L

13、AYOUT - CASSETTE BOARD (BOTTOM VIEW) 7-37-3 CIRCUIT DIAGRAM - CASSETTE BOARD MC157/61 Copyright 2010 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 mea

14、ns, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Published by SL 1011 Service Audio Printed in The Netherlands Subject to modification Micro System Version 1.1 CLASS 1 LASER PRODUCT 3141 785 32981 TABLE OF CONTENTS Page Location of PCBs .1-2 Speci catio

15、ns .1-3 Measurement Setup .1-4 Service Aids, Safety Instruction, etc .1-5 CD Playability Check .1-6 to 1-8 Software Version Checking .2 Set Block Diagram .3 Set Wiring Diagram .4 Main Board .5 Front Board.6 Cass Board .7 Set Mechanical Exploded View & Parts List .8 Electrical Parts List .9 Revision

16、List .10 MECHANICAL & ACCESSORIES PARTS LIST 5996520032155PCBA-CASS DECK MCM149/55 6996510006838REMOTE CONTROL 80996510006840CASS DECK JS-21FB8923-SGS 81994000005398CD MECHANISM DA11B3VF 114994000003674CD DOOR SPRING 115996510000917CASS SPRING 116996510000918CASSETTE KEY COVER SPRING 201996510016982

17、FRONT CABINET 202996510016984REAR CABINET 203996510029654 AC CORD BRACKET 204996510029651 CD TRAY 205996510016986CASSETTE DOOR 206996520034957 CD DOOR 207996500039787LASER COVER (FOR SANYO CD) 208996510016988CASS KEY DOOR 209996510006846 VOL BUTTON COVER -5g 210996510013807 SOURCE BUTTON COVER 21199

18、6510013804 DBB BUTTON COVER 212996510013808 PLAY BUTTON COVER 213996510013810 STOP BUTTON COVER 214996510013805 VOL COSMETI COVER 215994000001295DAMPER GEAR ASSY 216996510016995PROGRAM/REPEAT BUTTON 217996510006662 POWER BUTTON 218996510013811 PRESET BUTTON 219996510006853 CASS KEY WITH HOLDER 22099

19、6510016999DISPLAY LENS J00199400000448716P FFC CABLE L170MM J00299651000860817P FLAT FLEXCBL 1.25MM L100MM J00899651000684115P FFC 1MM L260MM J011! 996510007312AC CORD KS APP 1.92M J012996510000910FM ANT SMF-01T-1.3 L=1.1M J013996510011385NUT WIRE CONNECTOR S001996510010912SINGLE SPK BOX T001! 99651

20、0006839TRANSFORMER EI48 230V Note: Only these parts mentioned in the list are normal service parts. 8 - 2 ELECTRICAL PARTS LIST - MAIN BOARD 111996510002038FM ANT CONTACT PINQ9996500038609TRANSISTORS 2W 8050C 112996510002038FM ANT CONTACT PINT2996510006835I.F.T 7mm 660R (RED) C16996510006833E.CAP 33

21、00UF 25V +-20%T3994000002861I.F.T 7MM A049 (YELLOW) CF1996510006834DISCRI.FILTER CDA10.7MG46-AU101994000003636IC D8227 DIP CF2994000003642CER. FILTER LT10.7MA5-A REDU2994000004532IC KA7808E CF3994000002857CERAMIC FILTER SFU450BU33996510003984IC CYT78L05 (TO-92) CON3996510005450SPK JACK PT-22V11AVD19

22、94000002836VARICAP DIODE 1SV-149 CT1994000000254TRIMMER 10PF 6MM (WH)VD2994000002836VARICAP DIODE 1SV-149 CT2994000000254TRIMMER 10PF 6MM (WH)VD3994000004342VARICAP DIODE V101 D6994000003938RECTIFIER DIODE RL-202VD4994000004342VARICAP DIODE V101 D7994000003938RECTIFIER DIODE RL-202X1994000004551CRYS

23、TAL 16.9344MHZ +-20PPM D8994000003938RECTIFIER DIODE RL-202 D9994000003938RECTIFIER DIODE RL-202 F1! 994000000586GLASS FUSE W/LEAD 3.15A/250V IC1996510006827IC (SANYO) LA6541NHL-TE-L-E IC2996500039806IC ET2314 (SOP28)Note: Only these parts mentioned in the list are IC3996510006828IC (SANYO) LA9242M-

24、MPB-E normal service parts. IC4996510006829IC (SANYO) LC78602RE-8616 IC5996510006832IC (SANYO) LA1823 JACK1994000004369PHONE JACK TC38-063-05-0 JACK2996510000889PHONE JACK TC38-060-01 RING L001996510006681AM COIL AD/M7 65:20T L1996500039350FM COIL 4.5x2.5T (0.8mm) L7994000003655FM COIL 4.5X3.5T L899

25、4000003655FM COIL 4.5X3.5T Q1994000003937TRANSISTORS PMBT3906 Q10996500038609TRANSISTORS 2W 8050C Q11994000004145TRANSISTORS B772Y (160-320) Q12994000004338SMD TRANSISTORS PMBT3904 Q13994000003937SMD TRANSISTORS PMBT3906 Q14996510003996TRANSISTORS KTA1273 Q15996500038609TRANSISTORS 2W 8050C Q1699651

26、0006831TRANSISTORS 9018F Q17996510006831TRANSISTORS 9018F Q18996510006831TRANSISTORS 9018F Q20996500038609TRANSISTORS 2W 8050C Q21994000004338SMD TRANSISTORS PMBT3904 Q22994000004145TRANSISTORS B772Y (160-320) Q25994000004338SMD TRANSISTORS PMBT3904 Q3994000004338SMD TRANSISTORS PMBT3904 Q4994000004

27、338SMD TRANSISTORS PMBT3904 Q5996500038609TRANSISTORS 2W 8050C Q6994000003937SMD TRANSISTORS PMBT3906 Q7994000004338SMD TRANSISTORS PMBT3904 Q8996510006830TRANSISTORS 2SD882P 9-1 ELECTRICAL PARTS LIST - FRONT BOARD D41996500042438LED LAMP 2x5x7mm (WHITE) L1996510006837AXIAL INDUCTOR 10UH +-10% Q2199

28、4000004338SMD TRANSISTORS PMBT3904 Q26994000004338SMD TRANSISTORS PMBT3904 Q27994000004338SMD TRANSISTORS PMBT3904 Q6994000003937SMD TRANSISTORS PMBT3906 RE1994000004367OPTIC SENSER FM-6038TM2-5AN SW1994000001243TACT SWITCH SW10994000001243TACT SWITCH SW11994000001243TACT SWITCH SW12994000001243TACT

29、 SWITCH SW13994000001243TACT SWITCH SW2994000001243TACT SWITCH SW3994000001243TACT SWITCH SW4994000001243TACT SWITCH SW5994000001243TACT SWITCH SW6994000001243TACT SWITCH SW7994000001243TACT SWITCH SW8994000001243TACT SWITCH SW9994000001243TACT SWITCH U1994000004541IC M24C02-WMN6 U3996510006836MCU G

30、Y550 (OTP) XT1994000004616CRYSTAL 4.500MHZ XT2996500042441XTAL 32.768KHZ -20PPM LCD1996510008371LCD DISPLAY SDH-DA1607-TN-1 ELECTRICAL PARTS LIST - CASS BOARD IC505994000004533IC YD7312 L25994000004538I.F.T 10148BK7 Q511994000004338TRANSISTORS PMBT3904 Q512996500038609TRANSISTORS 2W 8050C SW20199400

31、0003656PUSH SWITCH PS-102D13-NS Note: Only these parts mentioned in the list are normal service parts. 9-2 REVISION LIST V * Initial Release V * P8-2 is revised.Changed some mechanical partlist(204,203,206,209,210,211,212,213,214,217,218,219). Version 1.0 (3141 785 32980) Version 1.1 (3141 785 32981) 10-1