Philips-FWM-211-X-Service-Manual(1) 电路图 维修手册.pdf

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1、Version 1.4 FWM210/55/78/12 FWM211/55 3141 785 36154 120W Mini Hi-Fi System Published by LZ1115 Service Audio Subject to modification Copyright 2011 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval

2、system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. CONTENTS 4-1 . . 2-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .no i tac i f i ce

3、ps l a c i nhceT Version Variation.2-1 Disassembly diagram. .2-2 Block diagram.3-1 Wiring diagram .3-2 MAIN board Layout diagram.4-3 4-4 Dispaly board Circuit diagram .5-1 Layout diagram.5-2.5-3 POWER,AMP board Layout diagram.6-2 6-3 Exploded view diagram .7-1 FWM210X/77 Circuit diagram .4-1.4-2 Cir

4、cuit diagram .6-1 FWM211X/77/ RadioFans.CN 收音机爱 好者资料库 TECHNICAL SPECIFICATION 1 - 2 USBClockCD / MP3 GENERAL DESCRIPTION MP3-USB Mini Hi Fi System with Digital PLL Tuner , CD-MP3, 50 W *2 /per channel Universal Class D Power Amplifier Aux In,mp3 paly in , Remote Control IX LIFETIME : 7 Years ClassTu

5、nerSupply + AmplifierLoudspeaker Boxes IIXXXX 4967 III SAFETY requirements VersionSafetyEMC Page84,5 55EN 60065 78EN 60065 ALL climates: + 5 Dregree till + 35 Degree MODERATE climates: + N.A till N.A Degree RADIATION / IMMUNITY requirments ( EMC ) CLIMATIC requirements PERFORMANCE CLASSES POWER SUPP

6、LY MAINS ( A.C. )127/230 Vac 127/230 Vac 127/230 Vac Version/77 Voltage SelectionYES /55 YESYES Frequency60/50Hz60/50Hz60/50Hz POWER CONSUMER FWM210/55FWM210/78FWM210/77 ( DEMO mode OFF ) , NOM. A, INPUT Stadby : = 8W = 8W = 8W 1/8 Prated , NOM. A, INPUT?W (264V)?W (264V)?W (264V) Maximum :/ Q and R

7、 according to Product Division Rules Quality : 0.4 % ( Major ) 1.5 % ( Mirror ) Reliability : 2.0 % ( C 42 ) ECO Power mode :/ Remarks Tested according to General Test Instruction refer to PHILIPS standary ( UAN -D1591 ) Measured according to PHILIPS standary ( UAN - L1059 ) unless other wise stated

8、 All not mentioned date, please refer to PHILIPS standary ( XUW - 0010 - jun 2001 ) DERIVEDREMARKSAPPROBATION * 55/78/77 power out W * /per channel /78 : : : : : : TECHNIAL DESCRIPTION Total power 100W, matching SPEAKER of 50W x 2 channel 4 ohm load. GENERAL PART Standby Mode Indicator : LCD display

9、 Clock active ECO Mode Indiicator : LCD turns off, ECO - Standby LED turn on (Only for 12/05/37) ELECTRICAL DATA OUTPUT stage Protection : Yes Temperature : YES Shorcircuit : Yes LoudSpeaker D.C. Protection : Yes. INDICATORS dB DBBOFFHum ( Volume Minimun - ) 0.5W DSC :Rock, Jazz, Optimal, TechnoChan

10、nel Differencer at -46dB3 W VAC :N/AChannel Separation ( at 1 kHz )? 35dB SIS :N/AResidual Noise ( Volume Minium )0.25 dB INTERCONNECTS Input Sensitity(2 dB)rated ouput power at 1 kHz and 10kHz.Line Output Voltage ( *1 ) WOOX : N/ASignal / Noise ( weighted )? 55 CD 0 dB track ( Audio Disc 1, Trk 35

11、) Subwoofer OutN.A Tuner FM MODE 75KZH -CD 6dBLine Out ( Left / Right )N.A AUX Nor:2000mV Digital Coaxial OutN.A USB 0 dB track ( 1K 0dB) Headphone700mV, RL = 32? Power output ( RMS )2 channel 50W*2 Measure 1ch TAPENCBooster OutN.A mp3 inNor:500mV Lim: 350mV 800mV Digital Coaxial OutN.A OUTPUT POWER

12、 ( * 1ch ) At THD = 10% (Measured with 20Hz-22KHz filter), Rated Impedance :4 ohm ( *1 ) Electrical parameters are to be measuremend at specker terminals across 4 Ohm load ( pure resistor ) with rated input signal in AUX mode; DSC OFF mode with DBB OFF IS off unless specified otherwise Remarks Radio

13、Fans.CN 收音机爱 好者资料库 1 - 3 TECHNICAL SPECIFICATION OPTIMAL DBB ON Set DSC to Flat mode Adjust volume to obtain 500mW across 4 ohm load at 1ch speaker ouput The 500mW will be used as 0dB reference Inject sinewave 2000MV to AUX - IN socket with frequencies indicated below : AUDIO SIGNAL PROCESSING Micro

14、 Hi-Fi System with PLL Tuner ,USB, CD-MP3, 50W*2 channel (1speaker load) Class D Digital Power Amplifier 1 ) DSC ( Digital Sound Control ) Input sinewave 2000mV at 1kHz to R/L channel of AUX-IN socket +6 dB Inject sinewave 500MV to MP3-LINK socket with frequencies indicated below : Tabel 1a ( Tolera

15、nce 3dB ) Frequency DSC Modes with DBB Off JAZZ DBB OffROCK DBB OffTECHNO DBB ON + 10 dB + 2 dB + 4dB 1 kHz 0 dB + 3 dB + 2 dB 100 Hz+2dB+12 Db -2dB + 6 dB +2 dB10 kHz Play CD testing signal of 1KHZ Set DSC to FLAT mode and switch off DBB Adjust volume level will be as 0 dB reference. 2 ) DBB ( Dyna

16、mic Bass Boot ) Tabel 2 ( Tolerance 3dB ) FrequencyDBB OFFDBB ON 100HZ0 +14dB GENERAL PART TECHNIAL DESCRIPTION CD + MP3 - Part Specifications CD mechnism refer to Philips standard specification Measurement are directly done at the connector on CDC board DescriptionExternNomLimUnit Ohms Output Volta

17、ge - Unloaded ( 0dB , 1 kHz )No/Vrms Output ResistanceNo/ dB Frequency Response ( 125 Hz - 16 kHz )YES0-3dB Channel UnbalanceYES0-3 dB Signal to Noise Ratio ( A - weighted )Yes6555dBA Signal to Noise Ratio ( Unweighted )Yes6050 dB Crosstalk ( 125Hz to 16kHz ) YES5545dB Crosstalk ( 1kHz )Yes6050 nW E

18、mphasis -/ Hum & Noise ( *1 )No/ Timer Setting: Clock and Timer Timer Wakeup Mode: LAST SETTING (MODE) TECHNIAL DESCRIPTION SOFTWARE IMPLEMENTED CLOCK / TIMER FUNCTION WITH 32.768Khz QUARTZ OSCILLATOR. GENERAL PART ?: 1 ?: Normal: 1 sec/day Limit : 2 sec/day Remarks Time Setting: for 24hrs (05/12/98

19、/55/79/96) ,for 12 hrs (37/ ) Volume at Wakeup: Last Setting ? ? RadioFans.CN 收音机爱 好者资料库 1 - 4 TECHNICAL SPECIFICATION IF / TECHNIAL DESCRIPTION TUNER using Digital PLL Tuner SI4730C40 GENERAL PART /MHz WAVE RANGETOLERANCETUNING GRID FM 87.5 - 108 MHz50KHZ MW 530 - 1700 kHz10KHz INDICATORS AERIAL FM

20、 : PIGTAIL ANT 1200MM MW : AM LOOP ANTENNA AH42-20001P-A D145x120mm ELECTRICAL DATA A.MNomLimitUnitF.M.NomLimitUnit - 3 dB Limiting Point / /dBf Channel Unbalance: 0-3dBChannel Unbalance: 0-3dB Distortion ( RF 1mV, Frq Dev.75 kHz ): 23%AGC Figure of Merit: 3025dB Stereo - 46 dB Quieting: 4649dBfDist

21、ortion ( RF 50mV, M 80% ): 35% Crosstalk (RF1mV, Freq Dev.40kHz ): 2518dBIF/kHz Search tuning sensitivity2837dBfSearch tuning sensitivity6072dBV/m /1000mV/M Wave Range Noise Limited Sensitivity 26 dB Image Rejection dB IF Rejection dB /500mV/M / Large Signal Selectivity S3 / S9 / 300kHz dB MW 600 kH

22、z Nom.1500uV/M MW 1400 kHz Nom.1500uV/M / Lim.4000uV/M / /500mV/M / /1000mV/M / Lim.4000uV/M / FM 98 MHz Nom.16dBf /108 dBf / /116 dBf / Lim.22dBf / TECHNIAL DESCRIPTION USB Measurment are directly done at the connector on the board Measurement are directly done at the connector on CDC board Descrip

23、tionSpecification GENERAL PART Channel Unbalance = +/- 3 dB THD + Noise ( 0dB, 1Khz )= 0.3 5 % Output Resistance= 65dBA ( A - weighted ) ( 100 - 16,000 Hz )= 60dBA ( A - weighted ) Channel Crosstalk ( 100Hz - 16,000 Hz )= 35 dB ( 0 dB, 1 KHz )= 40 dB Frequency Response ( +/- 3dB ), reference 1kHz100

24、Hz - 16kHz Crosstalk (10KHz)60dB50dB500mV input SNR wtd. dBA65dBA55dBA500mV 1KHz input Crosstalk (1KHz)60dB50dB500mV input 10% THD Output Power50W45W500mV 1KHz input SNR unwtd.60dB50dB500mV 1KHz input Crosstalk (1KHz)60dB50dB2000mV input MP3 LINK Nom.LimitCondition 50dB2000mV 1KHz input SNR wtd. dBA

25、65dBA55dBA2000mV 1KHz input SNR unwtd.60dB Frequency response (-3dB)100 to 10KHz (overall)500mV input THD (1KHz, 0dB)2%3%500mV 1KHz input 100 to 10KHz (overall)Frequency response (-3dB)2000mV input THD (1KHz, 0dB)2%3% TECHNIAL DESCRIPTION AUX IN AUX Part Crosstalk (10KHz)60dB50dB2000mV input 2000mV

26、1KHz input Nom.LimitCondition 10% THD Output Power50W45W2000mV 1KHz input VERSION VARIATION 2 - 1 Type /Versions: Features Board in used: FWM210/FWM211 Service policy Display BOARD Main BOARD * TIPS : C - Component Lever Repair. M - Module Lever Repair - Used /55/77 Feature diffrence RDS VOLTAGE SEL

27、ECTOR ECO STANDBY - DARK Type /Versions: FWM210 /55/77 USB BOARD LINE In BOARD C C C C KEY BOARD AMP BOARD C C C C C C C C /78/12 /12/78 C C C C C C C C C C C C SET BLOCK DIAGRAM 3 - 13 - 1 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? SET WIRING DIAGRAM 3-23-2 4 - 14 - 1 CIRCUIT

28、 DIAGRAM - MAIN BOARD PART1 CIRCUIT DIAGRAM - MAIN BOARD PART2 4 - 24 - 2 4 - 34 - 3 LAYOUT DIAGARM - MAIN BOARD TOP SIDE VIEW LAYOUT DIAGARM - MAIN BOARD BOTTOM SIDE VIEW 4 - 44 - 4 CIRCUIT DIAGARM - DISPLAY BOARD 5-15-1 LAYOUT DIAGARM - DISPLAY BOARD TOP SIDE VIEW 5-25-2 LAYOUT DIAGARM - DISPLAY B

29、OARD BOTTOM SIDE VIEW 5-2 5-35-3 CIRCUIT DIAGARM - POWER+AMP BOARD 6-16-1 6-2 6-2 LAYOUT DIAGARM - POWER+AMP BOARD TOP SIDE VIEW 6 - 36 - 3 LAYOUT DIAGARM - POWER+AMP BOARD BOTTOM SIDE VIEW EXPLODED VIEW DIAGRAM 7-17-1 CDM 42 PCB6 16 18 13 15 14 29 19 21 23 25 17 30 27 28 26 24 22 20 LCD601 33 31 32 PCB2 PCB4 PCB3 36 37 PCB1 TRANS PCB5 38 CORD Version History V1.1: Add /78 version V1.2: Add /12 version V1.3: Add FWM211X/77 version V1.0: Initial release V1.4: Add FWM211/55 version on wk1218