Philips-FWC-170-Service-Manual电路原理图.pdf

GBCLASS 1LASER PRODUCTCOMPACTDIGITAL AUDIOService ManualServiceServiceServiceFWC170/21/22/25TABLE OF CONTENTSPageLocation of PCBs für Reparaturen sind Original-Ersatzteile zu verwenden.ILe norme di sicurezza esigono che lapparecchio venga rimessonelle condizioni originali e che siano utilizzati i pezzi di ricambioidentici a quelli specificati.“After servicing and before returning set to customer perform aleakage current measurement test from all exposed metal parts toearth ground to assure no shock hazard exist. The leakage currentmust not exceed 0.5mA.“CLASS 1LASER PRODUCT3122 110 03420GB Warning !Invisible laser radiation when open.Avoid direct exposure to beam.S Varning !Osynlig laserstrålning när apparaten är öppnad och spärrenär urkopplad. Betrakta ej strålen.SF Varoitus !Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiinanäkymättömälle laserisäteilylle. Älä katso säteeseen!DK Advarse !Usynlig laserstråling ved åbning når sikkerhedsafbrydere erude af funktion. Undgå udsaettelse for stråling.PREPARATIONS AND CONTROLS2-1PreparationsRear connections The type plate is located at the rear of thesystem.APowerBefore connecting the ACpower cord to thewall outlet,ensure that all other connectionshavebeen made.WARNING!For optimal performance,use only theoriginal power cable.Never make or change any connectionswith the power switched on.BAntennas Connection Connect the supplied AM loop antenna and FMantenna to the respective terminals.Adjust theposition of the antenna for optimal reception.AM AntennaFix the claw to the slotPosition the antenna as far as possible from a TV,VCR or other radiation source.R+ Lspeaker(right)speaker(left)FM wire antennaAM loop antennaABC+ ACpower cordVOLTAGESELECTOR110V-127V220V-240VForusers in the U.K.:please follow theinstructions on page 2-3.PreparationsFM AntennaFor better FM stereo reception,connect anoutdoor FM antenna to the FM ANTENNAterminal.CSpeakers ConnectionFront SpeakersConnect the speaker wires to the SPEAKERSterminals,right speaker to “R“ and left speaker to“L“,coloured (marked) wire to “+“ and black(unmarked) wire to “-“.12Fully insert the stripped portion of the speakerwire into the terminal as shown.Notes: For optimal sound performance, use thesupplied speakers.Do not connect morethan one speaker to anyone pair of +/-speaker terminals.Do not connect speakers with impedance lowerthan the speakers supplied.Please refer to theSPECIFICATIONS section of this manual.Inserting batteries into theremote controlInserttwo batteries type R03 or AAA (notsupplied) into the remote control with the correct polarity as indicated bythe “+“ and“-“ symbols inside the battery compartment.CAUTION!Removebatteries if they are exhaustedor will not be used for a long time.Do not use old and new or differenttypes of batteries in combination.Batteries contain chemical substances, sothey should be disposed off properly.PREPARATIONS AND CONTROLS2-2£4DSCDBBMUTE2CD 1/2/3REPEATSHUFFLESLEEPTUNERTAPE 1/2DIMMUTENEWS/TAááëíÅÉÇVOL( ) 5%2 8¡#!$#%&STANDBYON ECO POWERBANDTAPE1 2TUNERTAPEDIGITALSOUND CONTROLDYNAMICBASS BOOSTMASTER VOLUMEPROGRAMCLOCKTIMERDIM MODEPRESETNEXT/STOPCLEAR / DEMO STOPPRESETPREV/SEARCHTUNING SEARCHTUNING PLAYPAUSE1 2 3 4 5 6 7 8 9 0*Controls Controls on the system andremote control1STANDBY ONyto switch the system on or to standby mode.2TUNER(BAND)to select waveband : FM or MW.TAPE (TAPE 12)to select tape mode.3ECO POWERto switch the system on or to Eco Powerstandbymode.4CD 1/ CD 2/ CD 3 (CD 1/2/3)to select disc tray 1,2 or 3.5DSC (DIGITAL SOUND CONTROL)to select the desired sound effect :JAZZ,ROCK,TECHNO or OPTIMAL.6OPEN/CLOSEto open or close the disc tray.7DISC CHANGEto change disc(s).8DBB (DYNAMIC BASS BOOST)to select the desired bass boost level.9PROGRAMfor CD.to programme disc tracks.for Tuner.to programme preset radiostations.for Clock.to select 12- or 24-hour clock mode.for Timer.to select CD programme modeas the wake up source.0Tape deck 1 operationâ.to start recording.É.to start playback.à/ á.to rewind or fast forward.70.to stop playback/recording or to open the tape door.Å.to interrupt playback orrecording.!Tape deck 2 operationÉ.to start playback.à/ á.to rewind or fast forward.70.to stop playback or to open the tape door.Å.to interrupt playback.CLOCKTIMERto view the clock,set the clock or set the timer.#DIM MODE (DIM)to select different brightness for the displayscreen :DIM 1,DIM 2,DIM 3 or DIM OFF.$nto connect headphones.%MASTER VOLUME(VOL +/-)to increase or decrease the volume.Mode SelectionPLAYPAUSE ÉÅfor CD.to start or interrupt playback.for Plug & Play(on the system only)to initiateand start plug & playmode.SEARCHTUNINGàáfor CD.to search backward/forward.for Tuner.to tune to a lower or higherradio frequency.for Clock.(on the system only)to set thehour.STOPCLEAR / DEMO STOP Çfor CD.to stop playback or to clear aprogramme.for Tuner.(on the system only)to stopprogramming or to erase aselected preset.for Demo.(on the system only)to activate/deactivate the demonstration.for Clock.(on the system only)to exit clocksetting or cancel timer.for Plug & Play(on the system only)to exit plug& playmode.PREPARATIONS AND CONTROLS2-3PREV í/ PRESET 4NEXT ë/ PRESET3for CD.to skip to the beginning of thecurrent,previous,or next track.for Tuner.to select a preset radio station.for Clock.(on the system only)to set theminute.&Display screento view the current status of the system.*Disc tray(REPEATto playback track(s)/disc(s)/programmerepeatedly.)SHUFFLEto playback all available discs and their tracks/programme in random order.¡MUTEto interrupt or resume sound reproduction.SLEEPto activate/deactivate or set the sleep timer.£Bto switch the system to standbymode.to switch the system to Eco Power standbymode.Notes for remote control:First,select the source you wish tocontrol bypressing one of the source selectkeys on the remote control (CD 1/2/3 orTUNER,for example).Then select the desired function (É,í,ë, for example).ControlsImportantnotes for users intheU.K.Mains plug This apparatus is fitted with an approved13Amp plug.Tochange a fuse in this type of plugproceed as follows:1Removefuse cover and fuse.2Fix new fuse which should be a BS1362 5 Amp,A.S.T.A.or BSI approvedtype.3Refit the fuse cover.If the fitted plug is not suitable for your socketoutlets,it should be cut off and an appropriateplug fitted in its place.If the mains plug contains a fuse, this shouldhavea value of 5 Amp. If a plug without a fuseis used,the fuse at the distribution boardshould not be greater than 5 Amp.Note:Thesevered plug must be disposed of toavoid a possible shock hazard should it beinserted into a 13 Amp socket elsewhere.How to connect a plugThe wires in the mains lead are coloured with the following code:blue = neutral (N),brown = live (L).¶As these colours may not correspond with thecolour markings identifying the terminals inyour plug,proceed as follows:Connect the blue wire to the terminalmarked N or coloured black.Connect the brown wire to the terminalmarked L or coloured red.Do not connect either wire to the earthterminal in the plug,marked E (or e) orcoloured green (or green and yellow).Before replacing the plug cover,makecertainthat the cord grip is clamped over the sheathof the lead - not simply over the two wires.Copyright in the U.K.Recording and playback of material mayrequire consent.See Copyright Act 1956 andThe Performers Protection Acts 1958 to 1972.NorgeTypeskilt finnes på apparatens underside.Observer:Nettbryteren er sekundertinnkoplet.Den innebygde netdelen erderfor ikkefrakoplet nettet så lengeapparatet er tilsluttet nettkontakten.For å redusere faren for brann eller elektriskstøt,skal apparatet ikke utsettes for regn ellerfuktighet.ItaliaDICHIARAZIONE DI CONFORMITASi dichiara che lapparecchio FW-C717 Philipsrisponde alle prescrizioni dellart.2 comma 1del D.M.28 Agosto 1995 n.548.Fatto a EindhovenPhilips Consumer ElectronicsPhilips, Glaslaan 25616 JB Eindhoven,The NetherlandsCAUTIONUse of controls or adjustments or performance of procedures other thanherein may result in hazardousradiation exposure or other unsafeoperation.MaintenanceCleaning the Cabinet¶Use a soft cloth slightly moistened with a milddetergent solution.Do not use a solutioncontaining alcohol,spirits,ammonia or abrasives.Cleaning Discs¶When a disc becomes dirty,clean it with a cleaning cloth. Wipe the disc from the centre out. Do not wipe in a circularmotion.¶Do not use solvents such asbenzene, thinner,commerciallyavailable cleaners,or antistatic sprayintended foranalogue records. Cleaning the disc lens¶After 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 with thecleaner.Cleaning the Heads and the Tape Paths¶Toensure good recording and playback quality,clean the heads A, the capstan(s) B, andpressure roller(s) Cafter every 50 hours oftape operation.¶Use a cotton swab slightly moistened withcleaning fluid or alcohol.¶You also can clean the heads by playing acleaning tape once.CCBBADemagnetising the heads¶Use a demagnetising tape available at yourdealer.TroubleshootingWARNINGUnder no circumstances should you try to repair the system yourself,as this will invalidate thewarranty.Do not open the system as there is a risk of electric shock.If a fault occurs,first check the points listed below before taking the system for repair.If youare unable to remedy a problem by following these hints,consult your dealer or service centre.ProblemSolutionCD OPERATION“NO DISC”is displayed.Insert a disc.Check if the disc is inserted upside down.Wait until the moisture condensation at the lenshas cleared.Replace or clean the disc, see “Maintenance”.“DISC NOT FINALIZED”is displayed.Use a finalised CD-R(W) or CD-R.TroubleshootingRADIO RECEPTIONRadio reception is poor.If the signal is too weak,adjust the antenna orconnect an external antenna for better reception.Increase the distance between the Mini HiFiSystem and your TV or VCR.TAPE OPERATION/RECORDINGRecording or playback cannot be made.Clean deck parts,see “Maintenance”.Use onlyNORMAL (IECI) tape.Apply a piece of adhesive tape over the missingtab space.The tape deck door cannot open.Removeand reconnect the ACpower plug andswitch on the system again.GENERALThe system does not react when buttonsRemoveand reconnect the ACpower plug andare pressed.switch on the system again.Sound cannot be heard or is of poorAdjust the volume.quality.Disconnect the headphones.Check that the speakers are connected correctly.Check if the stripped speaker wire is clamped.The left and right sound outputs areCheck the speaker connections and location.reversed.The remote control does not functionSelect the source (CD or TUNER,for example)properly.before pressing the function button (É,í,ë).Reduce the distance between the remote controland the system.Insertthe batteries with their polarities(+/ signs) aligned as indicated.Replace the batteries.Point the remote control in the direction of thesystemsIR sensor.The timer is not working.Set the clock correctly.Press TIMER ON/OFF to switch on the timer.Ifrecording is in progress, stop recording.Not all lighted buttons are showing light.Press DISPLAY to select NORMAL or MODE 1display mode.The Clock/Timer setting is erased.Power has been interrupted or the power cordhas been disconnected.Reset the clock/timer.The system displays featuresPress and hold DEMO STOP Çon the systemautomatically and buttons start flashing.to switch off the demonstration.MAINTENANCE AND TROUBLESHOOTING2-4