Philips-FWV-135-Service-Manual电路原理图.pdf

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1、Version 1.0FWV135 3141 785 30750Service ManualMP3 VCD Mini Systemall versionsPublished by LX 0611 Service Audio Printed in The Netherlands Subject to modificationCopyright 2006 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reprodu

2、ced, stored in a retrievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.TABLE OF CONTENTSCLASS 1LASER PRODUCTHandling chip components .1-1Information about lead-free soldering.1-2Technical specification.2

3、-1Service tools .2-1Service measurement setup.2-2Connections and controls.3-1.3-2Maintenance and troubleshooting .3-3Disassembly diagram .4-1.4-2Set block diagram.5-1Set wiring diagram.5-2TUNER BOARDcircuit diagram .6-1layout diagram.6-2 6-3 AUDIO BOARDcircuit diagram .7-1 layout diagram .7-2CONTROL

4、 BOARDcircuit diagram .8-1 layout diagram .8-2CASSETTE BOARDcircuit diagram .9-1 layout diagram .9-2VCD BOARDcircuit diagram .10-1 layout diagram .10-2Exploded view diagram.11-1Mechanical partslist .11-2Electrical partslist.12-1.12-4VIDEO CD1 - 1HANDLING CHIP COMPONENTS1 - 2INFORMATION ABOUT LEAD-FR

5、EE SOLDERING Philips CE is producing lead-free sets from 1.1.2005 onwards. IDENTIFICATION: Regardless of special logo (not always indicated) one must treat all sets from 1 Jan 2005 onwards, according next rules: Example S/N: Bottom line of typeplate gives a 14-digit S/N. Digit 5CONNECTION AND CONTRO

6、LSControls (main setsillustration on page 3 opens the tapecompartment.PAUSE.Interrupts recording or playback.!REMOTE SENSORInfrared sensor for remote control.DSC(Digital Sound Control)(Digital Sound Control) Selects sound characteristics:POP/ JAZZ/ ROCK/ OPTIMAL.#PROGRAM (PROG)for VCD/CD/MP3-CD.Prog

7、rams disc tracks.for Tuner.Programs preset radio stations.$DBB (Dynamic Bass Boost)Enhances the bass%VOL (VOL+/-)Increases or decreases the volume.PLAY PAUSEfor Disc.Starts or interrupts playback.9 2;03 - 3MaintenanceCleaning the CabinetUse a soft cloth slightly moistened with a mild detergent solut

8、ion.Do not use a solutioncontaining alcohol,spirits,ammonia or abrasives.Cleaning DiscsWhen a disc becomes dirty,clean it with a cleaning cloth. Wipe the disc from the centre out.Do not use solvents such asbenzene, thinner, commerciallyavailable cleaners,or antistatic sprayintended foranalogue recor

9、ds. Cleaning the disc lensAfter prolonged use, dirt or dust mayaccumulate at the disc lens.Toensure goodplayback quality, clean the disc lens with PhilipsCD Lens Cleaner or any commercially availablecleaner. Follow the instructions supplied withcleaner.Cleaning the Heads and the Tape PathsToensure g

10、ood recording and playback quality,clean the heads A, the capstan(s) B, andpressure roller(s) Cafter every 50 hours oftape operation.Caution:Do not rotate the heads duringcleaning.Use a cotton swab slightly moistened withcleaning fluid or alcohol.You can also clean the heads byplaying acleaning tape

11、 once.AABCDemagnetising the headsUse a demagnetising tape available at yourdealer.WARNINGUnder no circumstances should you try to repair the system yourself,as this willinvalidate the warranty.Do not open the system as thereis a risk of electric shock.If a fault occurs,first check the points listed

12、below beforetaking the system for repair.Ifyou are unable to remedy a problem byfollowing these hints,consult your dealer orPhilips for help.“NO DISC” is displayed.No pictureon TV screen.No colour on TV.Insert a disc.Check if the disc is inserted upside down.Wait until the moisture condensation at t

13、he lenshas cleared. Replace or clean the disc, see “Maintenance”.Use a finalised CD-RWor CD-R.Connect the cable betwen the system and TV.Change the system to the respective PAL orNTSC setting.ProblemSolutionTroubleshootingRadio reception is poor.Recording or playback cannot be made.The system does n

14、ot react when buttonsare pressed.Sound cannot be heard or is of poorquality.The left and right sound outputs arereversed.The remote control does not functionproperly.The wake-up timer is not working.The Clock/Timer setting is erased.If the signal is too weak,adjust the antenna orconnect an external

15、antenna for betterreception. Increase the distance between the Mini HiFiSystem and your TV or VCR.Clean deck parts,see “Maintenance”.Use only normal (IEC I) tape for recording.Removeand reconnect the ACpower plug andswitch on the system again. Adjust the volume.Check that the speakers are connected

16、correctly.Check if the stripped speaker wire is clamped.Check the speaker connections and location.Select the source (CD or TUNER,for example)before pressing the function button (,4/).Reduce the distance between the remotecontrol and the system. Insert the battery with its polarities (+/ signs)align

17、ed as indicated. Replace the battery.Point the remote control directly towardREMOTE SENSORsensor on the front of thesystem. Set the clock correctly.If a recording is in progress, stop the recording. Power has been interrupted or the power cordhas been disconnected.Reset the clock/timer.ProblemSoluti

18、onTroubleshooting2;MAINTENANCE AND TROUBLESHOOTING4 - 14 - 1A Remove the Back Cabinet :A1 Remove screws M3x8 - 7pcs A2 Remove screws M3x24 - 5pcs D Remove the Audio board :D Remove screws M3x8 - 2pcs E Remove the VFD and Mic Jack board : F Remove the Recording board :B Remove the VCD Loader :E1 Remo

19、ve screws M3 x10 - 3pcs E2 Remove screws M3x8 - 3pcs C Remove the VCD Board and Tuner board :C1 Remove screws TP2.6x10 - 4pcs C2 Remove screws M3x8 - 2pcs A1A2BC1 C2DE1E2FB Remove screws M3 x12 - 2pcs F Remove screws M3 x10 - 3pcs DISASSEMBLY DIAGRAM 555 2006.3.13 14:24 Page 14 - 2 4 - 2H Remove the

20、 pannelRemove screws M3x8 - 3pcs I Remove the Cassette Door cover as shown in the diagram below.G Remove the Cassette Deck :G Remove screws M3x10 - 5pcs GHJ Remove the CD Door :J1 Remove screws M2x4 - 1pc J2 Remove the leaf switch J3 Remove the CD Door as indicated. DISASSEMBLY DIAGRAM 555 2006.3.13 14:24 Page 2