Philips-FWP-880-Service-Manual(1) 电路图 维修手册.pdf

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1、GB CLASS 1 LASER PRODUCT COMPACT DIGITAL AUDIO Service Manual Service Service Service Service Service FW-C870/21/37 & FW-P880/37 TABLE OF CONTENTS Page Location of pc boards & Version variations.1-2 Technical Specifications .1-3 Measurement setup .1-4 Service Aids, Safety Instruction, etc.1-5 Instru

2、ction for use : FW-C870/21 version excerpt.2-1 Additional Features FW-P880/37 . 2-13 Disassembly Instructions & Service positions .3-1 Service Test Programs .3-4 Set Block diagram .4 Set Wiring diagram .5 Front Board.6 Tuner Board:ECO5 Sys . 7B ETF7 ND Tape Module .9 3CDC-LC Module .10 3CDC-LC-MB Mo

3、dule. 10A Power 5-VA Module (120/130W Version). 11 AF8 Board.12 DPL Board .13 Set Mechanical Exploded view & parts list .14 Copyright 2000 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

4、transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Published by BB 0045 Service AudioPrinted in The NetherlandsSubject to modification Mini System 3139 785 22560 RadioFans.CN 收音机爱 好者资料库 1-2 LOCATION OF PRINTED CIRCUIT

5、 BOARDS /21/37/37 Aux/CDR Inxxx Line Outxxx Surround Outx Subwoofer Outxxx Digital Outxxx Matrix Surround CD Text Dolby B RDS News Dolby Pro Logic (DPL)x Incredible Surround Karaoke Featuresx Voltage Selectorx ECO Power Standby (Clock Display Off)xxx Tuner board - ECO5 Sysxxx Tuner board - Tuner 95

6、Center/Surround Channelx Note: 3CDC-LC-MB Module is mechanically the same as 3CDC-LC Module except the schematics, layouts & electrical parts list related to the CDC Board.The CDC Board (recognized by 12NC : 3103 303 34522 printed on the Board) is introduced as an alternative to supplement for the s

7、hortage of Servo IC TDA7073A. VERSION VARIATIONS: Type /Versions:FW-C870FW-P880 Features & Board in used: ETF7 BOARD POWER SUPPLY BOARD C/S AMP. BOARD MAINS BOARD L/R AMP. BOARD TUNER BOARD HEADPHONE BOARD AF8 BOARD CD BOARD CD KEY BOARD DPL BOARD FRONT BOARD KARAOKE BOARD CONTROL BOARD RadioFans.CN

8、 收音机爱 好者资料库 1-3 SPECIFICATIONS GENERAL: Mains voltage : 110-127V/220-240V Switchable for /21/21M 120V for /37 220V for /33 220-230V for /22/34 230-240V for /30 Mains frequency: 50/60Hz Power consumption: 2W at ECO Power Standby : 20W at Standby : 180W at Active Clock accuracy: 4 seconds per day Dime

9、nsion centre unit : 265 x 310 x 390mm TUNER: FM Tuning range: 87.5-108MHz 65.81-74MHz for /34 1) Grid: 50kHz (& 30kHz for /34) 100kHz for /37 IF frequency: 10.7MHz 25kHz Aerial input: 75 coaxial 300 click fit for /37 Sensitivity at 26dB S/N: 25dB Image rejection: 25dB 75dB Distortion at RF=1mV, dev.

10、 75kHz: 3% -3dB Limiting point: 18dB MW Tuning range: 531-1602kHz 530-1700kHz for /21/21M/37 Grid: 9kHz 10kHz for /21/21M/37 IF frequency: 450kHz 1kHz Aerial input: Frame aerial Sensitivity at 26dB S/N: 18dB IF rejection: 45dB Image rejection: 28dB Distortion at RF=50mV, m=80%: 5% LW Tuning range: 1

11、53-279kHz Grid: 3kHz IF frequency: 450kHz 1kHz Aerial input: Frame aerial Sensitivity at 26dB S/N: 24dB IF rejection: 26dB Image rejection: 35dB Distortion at RF=50mV, m=80%: 5% AMPLIFIER: Output power (6, 1kHz, 10% THD) L & R: 2 x 150W RMS /FW-C870/21 Output power (6, 60Hz-12.5kHz, 10% THD) L & R:

12、2 x 120W FTC/FW-C870/37 L & R: 2 x 115W FTC/FW-P880/37 Surround: 2 x 25W/FW-P880/37 Center: 40W/FW-P880/37 Frequency response within -3dB: 60Hz-16kHz Digital Sound Control (DSC) : Optimal, Classic, Techno, Jazz, Rock, Vocal Virtual Environment Control (VEC) : Hall, Disco, Concert, Club, Cinema, Arca

13、de WOOX : 1, 2, 3 Dolby Pro Logic (DPL) :Dolby Surround Dolby Center Phantom Dolby 3 Stereo Normal Stereo Input sensitivity Aux in: 500mV 2dB, 1kHz CDR in: 800mV 2dB, 1kHz Microphone: 4mV 2dB Output sensitivity Line out (Left/Right): 500mV 2dB at 22 k Subwoofer out (100Hz): 1.3V 2dB at 22 k at maxim

14、um volume Surround out (1kHz): 500mV 2dB at 22 k Digital out: IEC 958, 44.1kHz Headphone output at 32: 18mW 1dB CASSETTE RECORDER: Number of track: 2 x 2 stereo Tape speed: 4.76 cm/sec 2% Wow and flutter: 44dB COMPACT DISC: Measurement done at Set level at 6 speaker loads. Frequency response: 3dB fo

15、r 63Hz-14kHz Signal to Noise ratio (Unweighted): 60dBA Signal to Noise ratio (A-weighted): 67dBA THD (30Hz-16kHz): 1.5% Channel difference (250Hz-10kHz) : Laser damaged ! 3.2V 1.6V 0V 1.7V 1.6V 1.6V 0.3V 0V 3V 1.6V 3V 1.6V 0.2V 0V 1.9V 2.9V ESD sensitive lines! 2.9V 5V 1.6V EYE-PATTERN 1.6V 4.7V 3.2

16、V 0.8V 2.1V 3.2V 1.6V 10V 1.6V 11.3 MHz 0V U 400mV 4.7V 1.6V 1.6V 1.6V 4.6V 5V 1.6V 1.6V 10V 5V for CD_RW : 3V TB = 0.5us/div 1.7V 3V 1.6V 1.6V 4.9V 0V 1.6V 800mVpp EVMV .DC voltages measured in Play mode 10-810-8 A 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 EBCD AEBCD This assembly drawing shows a summary of

17、all possible versions. For components used in a specific version see schematic diagram respectively partslist.3CDC LC Mainboard Layout stage 2 990920 3CDC-LC Mainboard Componentside view E 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 ADCB EADCB This assembly drawing shows a summary of all possible versions. For

18、components used in a specific version see schematic diagram respectively partslist.3CDC LC Mainboard Layout stage 2 990920 3CDC-LC Mainboard Copperside view Copperside 2800 B6 2801 B4 2802 B6 2803 B4 2805 B4 2806 B4 2807 B6 2808 B4 2810 B5 2811 B4 2815 C6 2816 C3 2818 B3 2822 C5 2823 C5 2824 C5 2825

19、 B5 2829 C8 2830 B3 2831 C2 2832 B3 2833 B3 2834 B4 2835 D5 2840 E4 2841 D5 2842 D6 2844 D5 2850 C3 2852 D3 2853 D4 2854 D4 2855 B5 2856 C3 2857 D5 2859 C5 2862 B3 2863 B3 2864 D4 2865 C2 2867 B2 2869 B6 2872 D7 2877 E8 2878 E8 2879 D5 2882 C2 2887 B3 2891 D7 2892 C6 2893 E8 3700 D4 3705 E3 3706 D3

20、3707 D3 3708 D3 3709 C3 3711 D3 3712 C1 3713 C7 3714 D7 3715 D7 3716 D4 3717 D4 3718 D3 3727 C3 3728 C3 3730 C3 3731 D3 3732 D3 3733 D3 3734 D4 3735 C5 3736 C5 3740 B3 3741 B3 3742 B3 3743 C3 3744 B2 3746 C2 3750 B2 3751 B2 3770 C3 3771 A2 3772 A2 3780 C3 3781 C2 3782 A2 3800 B6 3801 B5 3802 B6 3803

21、 B4 3804 C3 3805 B4 3806 B4 3807 B4 3808 B4 3809 D4 3811 B6 3814 B4 3819 C3 3820 B6 3821 B6 3822 B6 3823 C6 3824 C6 3825 C5 3826 C5 3827 B4 3828 D4 3831 D3 3832 C3 3833 B5 3834 B6 3837 D4 3838 D4 3839 D5 3840 C5 3841 D4 3842 D4 3843 D5 3844 D6 3845 D4 3846 D5 3847 D7 3848 C4 3849 D5 3850 E5 3853 B5

22、3854 A2 3855 A2 3856 B5 3857 B5 3858 A2 3859 A2 3860 B2 3861 B3 3862 B3 3863 D4 3864 B2 3866 C6 3867 B3 3868 C2 3869 B6 3870 B6 3871 E8 3872 C2 3873 C3 3874 C2 3875 D3 3876 D3 3877 E8 3878 A1 3879 C8 3880 C7 3881 D7 3882 D8 3883 C8 3884 C8 3885 C8 3886 D8 3887 D7 3888 E8 3889 D3 3890 D8 3891 D8 3892

23、 D3 3893 D7 3894 B5 3895 C5 3897 D6 3898 D7 3899 A4 4800 A1 4801 B1 4802 B1 4803 D2 4804 A1 4805 A1 4806 A1 4807 A1 4808 A1 4809 A2 4810 B2 4811 D6 4812 D6 4813 B1 4814 B1 4815 B1 4816 B1 4817 C1 4818 C1 4819 C1 4820 B3 4821 D2 4822 A3 4823 A3 4824 A3 4825 C2 4826 C3 4827 B1 4828 D3 4829 D2 4830 D5

24、4831 B8 4832 D4 4833 C5 4834 B5 4835 C6 4836 B6 4837 C5 4838 C5 4839 C5 4840 C6 4841 D7 4842 C5 4843 C6 4844 C6 4845 B7 4846 B6 4847 B6 4848 B7 4849 B1 4876 A3 6871 E8 6872 D8 6873 D8 6874 C7 6875 D7 6876 A3 6877 B3 6878 D8 6879 D3 7801 C6 7805 B2 7812 C7 7850 A2 7851 A2 7860 A2 7861 A2 7873 D8 7874

25、 D3 7875 B4 7876 D3 7877 C4 Componentside 1800 A6 1801 E3 1805 B1 1810 B3 1875 A8 1878 C2 1880 E2 1881 A7 2809 D5 2826 C5 2828 D4 2837 D5 2838 C6 2839 D6 2849 B5 2851 B3 2858 B2 2860 A3 2861 A3 2873 B8 2875 B7 2876 B2 2881 C7 2884 C6 2885 B5 2888 C7 3812 D6 3815 C7 3835 E6 3851 B7 3852 E5 5802 D2 78

26、06 E6 7807 E5 7871 C8 Mapping 10-910-9 SRG8 EN1 1D STB + + VDD PROTECTION TIMING & SYNC CHECK CRC INTERF CPU RAM 2 PORT 32 x 8 M M 1234 # 5 (19 Pin) # +10V from digital-out circuitry 15 A B C D E F G H DIPMATE DIGout POS rec uP_CLK A B C D E F G H 1805 D15 1875 D2 # 3 logic SHR_CL GND 5.6V version o

27、nly GND # Output enable 56789101112131415 1234567891011121314 8003 PORE 1883 COAX2/EBU to 7877 on part 1 SILD POS1 rec 1878 D2 1880 E8 1881 E8 2829 D6 2830 B10 2831 B9 2832 A8 2852 H2 2853 F4 2854 B3 2858 A10 2860 A10 2861 B10 2862 B9 2863 B8 2864 B3 2865 C4 2867 A9 GNDA FE STVK N LEFT CD-Text circu

28、itry (not for all versions) +5V(+5.6V) # CD-TEXT GND 1877 RF-500TB 1876 RIGHT 2872 G10 2873 D6 2875 E6 2876 C8 2877 F11 2878 F11 2881 F8 2882 B10 2893 F12 3700 H2 3705 G4 3706 G4 3707 G4 3708 G4 3711 G5 8002 3CDC-LC-mainboard SW_INFO to combi- (15 Pin) KILL_L BASIC VERSION Changer Control TRAY POS 3

29、712 B4 3713 F8 3714 F8 3715 G8 3716 B3 3717 B3 3718 G3 3730 G2 3731 G2 3732 G2 3733 G2 3734 G2 3740 A7 3741 A7 3742 B7 3743 A7 3744 A9 3746 B10 # 1882 # EBU_GND delay circuitry voltage stab. GND/KILL_R # 3750 B7 3751 C7 3770 A11 3771 A12 3772 A12 3780 B11 3781 B12 3782 B12 3809 B2 3814 C12 3831 F4 3

30、851 D6 3854 A11 3855 B11 3858 A11 3859 B11 3860 B8 3861 B8 3864 A7 DOWN DQSY SICL # board to/from 7877 on part 1 3 2 SRDT 3868 C4 3871 F12 3872 B13 3874 B13 3875 C12 3876 C11 3877 F12 3878 E12 3879 D7 3880 E6 3881 E7 3882 C7 3883 D6 3884 D6 3885 C6 3886 E7 3887 D6 3888 F12 3890 F11 3891 F11 # # DRIV

31、E UP/ SHR_STR RF-500TB CAROUSEL-MOTOR 3893 F11 3898 F6 3899 D12 4803 B4 4813 G14 4827 G14 4849 G13 4876 C13 5802 B4 6871 E8 6872 E8 6873 E8 6874 G7 6875 F6 6876 C13 6877 D12 6878 E8 6879 G4 7805-A A10 DATA DRAWER-MOTOR part 2 # 7805-B A9 7812 G8 7850 A12 7851 A13 7860 B12 7861 B13 7871 C5 7873 C9 78

32、74 C12 7875 C12 7876 G3 MP721 C8 MP722 E8 MP723 C8 MP724 D8 MP725 D8 MP726 D8 MP740 H14 MP741 G14 MP891 B5 MP892 B5 MP897 D12 MP898 D13 MP899 E14 (23 Pin) 2 MP742 G14 MP801 D12 MP803 F10 MP804 G14 MP805 E13 MP806 F13 MP807 F14 MP808 E13 MP810 F13 MP811 F13 MP822 E3 MP823 D3 MP824 D4 MP825 D4 MP830 A

33、9 MP832 G9 MP833 F13 MP834 G14 MP835 F14 MP854 A13 MP856 E14 MP857 B13 1 4 COAX1/+3V 1 MP862 G13 MP863 C11 MP865 D11 MP866 E8 MP867 E8 MP868 F8 MP869 C12 MP871 D6 MP874 D12 MP881 G2 MP882 G2 MP886 G3 MP887 H5 MP888 G5 MP889 G5 MP890 B3 8 3707 470R 2 15 O0 4 O1 5 O2 6 O3 7 14 O4 O5 13 O6 12 O7 11 9 O

34、s 10 STR 1 VDD 16 VSS HEF4094BT 7873 CP 3 D 220p 2862 3718 4K7 4813 10K 3770 GNDA 1K 3891 10K3731 3880 3K9 220p 2893 6878 BAS216 2861 10u BC847B 47n 2830 7874 10K 3871 10K 3860 2853 22n GNDA 33R 3814 4876 GNDA 3872 2882 220p 10K 470R 3893 BC817-40 7861 BC857B 7860 TDA1308T 7805-A 3 2 1 3732 4827 780

35、5-B 5 6 7 8 4 470R TDA1308T 470R3708 BAS216 6873 3859 22K GNDA 1881 47u 3746 10K 2873 3886 47K 1 6 7 16 OUT1- 13 9 12 5 3 4 8 11 15 7 8 9 7871 TDA7073A 14 10 2 18 19 2 20 21 22 23 3 4 5 6 1 10 11 12 13 14 15 16 17 FE STVK N 1805 3780 10K BAS216 6872 33K 3730 GNDA 100R 3864 BZX284-C3V9 6877 7851 BC81

36、7-40 3884 270R EXCK GND 7 MCK5 2 SBSO SCLK 11 SCOR3SRDT 12 SW1 9 SW2 10 TEST 8 VDD 14 WFCK4 XMODE6 7876 LC89170M DQSY 13 1 3858 1880 GNDA 22K 2877 47p 3831 100R 10K 2832 100p 3744 1K 3750 2876 220u 2858 220u 2872 47n 220R 22K 3713 10K 3888 3705 6876 BAS216 GNDA 470R3734 3772 1K 3890 100K 3881 1K 378

37、2 1K 6879 BZX284-C3V9 6874 BAS216 7875 BC847B GNDA BZX284-C5V1 6875 2863 10K 3877 220p 3R3 3851 3700 GNDA 3742 470R 22K 22K 3771 3879 100K 1878 DIPMATE 1 2 3 10K3711 2867 220p 3751 1K 3743 22K 2829 3861 10K 22n 1875 FE STVK N 1 2 3 4 5 2875 10u 2860 10u3740 22K 2852 47n 4849 3883 10K 10K 3714 3855 1

38、00R 2831 100p 3899 100R 3885 3741 22K 3781 22K 10K 2878 220p 7850 BC857B 387410K 3878 10K GNDA 220R 3898 470R3706 GNDA 470R3733 3715 100K BAS216 6871 3854 100R 3875 10K 3882 47K 4u7 2881 220R 3887 3876 100K 7812 BC847B +3.3V +5.6V +10V KILL_L_out SDA +3.3V SICL SILD +3.3V +5V +4V +5.6V +5.6V +10V KI

39、LL_R_out KILL_L_out LP LN +3.3V +3.3V KILL_L KILL_R RCK CL11 SUB SBSY SFSY RN RP COAX2 COAX1 PORE KILL_R_out 3CDC LC Par 2 19990920 From 7877 on part 1 (Signal Processor) From 7877 on part 1 (Signal Processor) 3.2V 0V 10V 4.9V 3V-5V log. Levelconverter 2V 2.3V 4.2V 2V 5,1V CD-TEXT INFO 0V 4.9V 4V 2.

40、3V 0V 0V 0V 3.3ms 4V 4.5V 0V 5,1V 2V 5.1V 5.1V 0V 4.1V 0V SRDT SDA 3.3V 7.35KHz 0V 0V SCLK 11MHz 4.9V 0V 0V only during 4V 4.9V 5.1V 5V(5.6V) TOC-reading 0V DQSY 5.1V 0V 2V EVMV .DC voltages measured in Play mode 7877 from on part1 330R 3809 470R 3809 2864 22p 2854 47n 3716 470R 3716 100R DOBM 7877

41、from on part1 DOBM 10R 3712 1R 3717 10R 3712 to 1805 to 1805 COAX2 COAX2 COAX1 5802 920927152B 1 2 34 6 78 2865 22n digital out circuitry - 75 version (not on all versions) digital out circuitry (not for 75 Versions) 10-1010-10 3CDC LC Exploded view 1999 09 13 Pos. 51 Pos. 53 Pos. 52 Pos. 47 Pos. 48

42、 Pos. 49 Pos. 43 Pos. 44 Pos. 42 Pos. 57 54 53 47 55 56 31 30 35 32 31 32 33 34 57 58 52 48 45 5x4x 4x 46 49 44 43 42 41 21 20 51 2x EXPLODED VIEW (3CDC-LC MODULE) MECHANICAL PARTS Loader this page 20 3103 304 66500 DRAWER BLACK 21 3140 117 58650 CLAMPER ASSY-VAM 30 3103 304 66560 SUPPORT 31 4822 52

43、9 10431 DAMPER - RUBBER (25DEG) 32 4822 529 10431 DAMPER - RUBBER (25DEG) 33 3103 304 06970 WASHER 35 9305 022 30103 CD Drive VAM2201/03 41 3103 304 66480 FRAME 42 3103 304 66540 BRACKET-GUIDING 43 3103 301 06460 SPRING-GUIDING 44 3103 304 06890 GEAR-3 45 3103 304 06980 NAIL FIXATION 46 3103 304 068

44、80 GEAR-2 47 3103 304 66530 BRACKET-LOAD 48 3103 304 06910 CAM 49 3103 304 66510 GUIDING 51 3103 304 06900 GEAR-4 52 3103 304 06870 GEAR-1 53 3103 304 06960 PULLEY-FRAME 54 3103 304 66910 DRIVING-BELT-DRAWER 55 4822 361 10753 TRAY MOTOR 56 4822 502 12548 SCREW M2,6X3,5 57 3103 304 68890 COVER-VAM 59

45、 4822 466 12146 RUBBER MECHANICAL PARTSDrawer Chapter 10-11 20 3103 304 66500 DRAWER BLACK 21 3103 304 66490 CAROUSEL BLACK 22 3103 304 06860 PULLEY-DRAWER 23 3103 304 06850 ECCENTRIC GEAR WHEEL 24 3103 304 06980 NAIL FIXATION 25 3103 304 66850 DRIVING BELT CAROUSEL 27 3103 304 07100 BUSH DRAWER (he

46、ight=8,5mm,d=16mm) 27 4822 532 12365 BUSH DRAWER (height=5,5mm,d=9,4mm) 29 3103 304 66550 BRACKET-DISC 30 3103 304 66520 TUMBLER 31 3103 301 06470 SPRING-DISC 32 3103 304 06920 CONTROL-DISC 34 3103 304 06870 GEAR-1 37 4822 361 10753 CAROUSEL MOTOR 10-11 3CDC LC Drawer assy 1999 09 13 37 20 32 35 33

47、36 29 31 34 24 30 3x 27 24 22 20 23 25 21 26 28 Drawer top view Drawer bottom view MISCELLANEOUS 18004822 265 10925FFC-CONNECTOR, 15P, SIDE ENTRY 18054822 265 10979FFC-CONNECTOR 15PIN 18054822 265 11182FFC-CONNECTOR 23PIN 18054822 265 11545FFC-CONNECTOR 19PIN 18754822 267 10958FFC-CONNECTOR, 5P, SIDE ENTRY 18762422 025 08332FLEX FOIL CONNECTOR 5PIN 18804822 276 13503SWITCH, Tray in endposition 18814822 276 13