Philips-MAS-100-Service-Manual电路原理图.pdf

CLASS 1LASER PRODUCTCOMPACTDIGITAL AUDIOService ManualServiceServiceServiceMAS-100/37TABLE OF CONTENTSPageLocation of pc boards 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.MINI HIFI STEREO SYSTEMCD /CD-R/CD-RW COMPATIBLEDECK 1 DECK 2FULL AUTO STOPPLAYBACKRECORD3 CD DIRECT PLAYPLAYBACKCONTINUOUS PLAY1243567890 !#$%&*STANDBY-ONOPENCLOSECDDISCCHANGEDIGITAL SOUNDCONTROLDSCDYNAMICBASS BOOSTTUNER TAPECD 1 CD 2 CD 3SEARCH /TUNINGSEARCH /TUNINGDEMO STOPFMAM TAPE 12PREVPRESETNEXTPRESETMASTER VOLUMECLOCK TIMERPROGRAM DIM3CDCHANGER24(3%78¡%£2)#Controls Controls on the system andremote control1 STANDBY ON y to switch the system on or to standby mode.2 TA PE (TAPE 1/2) to select tape mode.3 TUNER (FMAM) to select waveband : FM or AM.4 CD 1 / CD 2 / CD 3 (CD 1/2/3) to select disc tray 1, 2 or 3.5 CD OPEN/CLOSE to open or close the disc tray.6 DISC CHANGE to change disc(s).7 DIGITAL SOUND CONTROL (DSC) to select the desired sound effect :JAZZ, ROCK, TECHNO or OPTIMAL.8 DYNAMIC BASS BOOST (DBB) to select the desired bass boost level.9 PROGRAMfor CD .to program disc tracks.for Tuner .to program preset radio stations.for Clock .to select 12- or 24-hour clockmode.for Timer .to select CD program mode asthe wake up source.0 Ta pe deck 1 operationâ.to start recording.É.to start playback.à / á. to rewind or fast forward.70 . to stop playback/recording or toopen the tape door.Å. to interrupt playback orrecording.! Ta pe deck 2 operationÉ. to start playback.à / á. to rewind or fast forward.70 . to stop playback or to open thetape door.Å. to interrupt playback. CLOCKTIMER to view the clock, set the clock or set the timer.# DIM to select different brightness for the displayscreen : DIM 1, DIM 2, DIM 3 or DIM OFF.$ n to connect headphones.% MASTER VOLUME 3 4 (VOL +/-) to increase or decrease the volume. Mode SelectionPLAYPAUSE ÉÅfor CD .to star t or interrupt playback.for Plug & Play(on the system only) to initiateand star t plug & play mode.SEARCH/TUNING à áfor 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 aprogram.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& play mode.PREV í / NEXT ë (PRESET 4 / 3 )for 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 screen to view the current status of the system.* Disc tray( REPEAT to playback track(s)/disc(s)/program repeatedly.) MUTE to interrupt or resume sound reproduction.¡ SHUFFLE to playback all available discs and their tracks/program in random order. SLEEP to activate/deactivate or set the sleep timer.£ B to switch the system to standby mode.CONNECTION AND CONTROLS2-1 2-1PreparationsR+ Lspeaker(right)speaker(left)FM wire antennaAM loop antennaABC+ AC power cordRear connectionsThe type plate is located at the rear of thesystem.A Po we rBefore connecting the AC power cord to thewall outlet, ensure that all other connectionshave been made.WARNING!For optimal performance,use only theoriginal power cable.Never make or change any connectionswith the power switched on.B Antennas ConnectionConnect 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 slot Position the antenna as far as possible from a TV,VCR or other radiation sourceEnglishPreparationsFM Antenna12 For better FM stereo reception, connect anoutdoor FM antenna to the FM AERIAL (FMANTENNA) terminal.C Speakers ConnectionFront SpeakersConnect the speaker wires to the SPEAKERSterminals, right speaker to “R“ and left speaker to“L“, colored (marked) wire to “+“ and black(unmarked) wire to “-“.12 Fully insert the stripped por tion of the speakerwire into the terminal as shown.Notes:For optimal sound performance , use thesupplied speakers . Do not connect more than one speaker to anyone pair of +/- speaker terminals . Do not connect speakers with an impedancelower than the speakers supplied. Please refer tothe SPECIFICATIONS section of this manual.Inserting batteries into theremote controlInsert two batteries type R03 or AAA (notsupplied) into the remote control with thecorrect polarity as indicated by the “+“ and“-“ symbols inside the battery compartment.CAUTION! Remove batteries 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.Notes for remote control: First select the source you wish to controlby pressing one of the source select keys onthe remote control (for example CD 1/2/3,TUNER). Then select the desired function (forexampleÉ, í, ë).For more information on operation instruction please visit Philips Audio internet site : http:/www.audio.philips.com2-22-22-3DISMANTLING INSTRUCTIONS1) Loosen the 4 screws, slide Cover top (pos 30) towards therear and remove it upwards.2) Loosen 3 screws slide the Panel right (pos 26) towards therear and remove it outwards. Do likewise for the Panel left(pos 27).3) Push the gear slowly towards the front as shown in figureDismantling the 3CDC Module3 until the CDC tray starts to move out of the Front Cabinet(pos 8). The CDC tray is now disengage and can be pulledout completely.4) Remove the Cover Tray (pos 29) as shown in figure 2.5) Loosen 4 screws A to remove the CDC Module (pos 28) asshown in figure 1.AAATurn the Gear towards the Front till the CDC Tray starts to openFigure 1C1Press InwardsPull Rear Panel out12Figure 3Dismantling of the Panel Rear1) Loosen 6 screws C on the Panel rear (pos 24).2) Press the 2 catches C1 inwards and dismantle the Panelrear by pulling it towards the rear.Figure 22-32-4 2-4Service pos AService pos BNote: After re-assembly, it is very important to ensure thewires from the Tape mechanism are routed properlyto ensure that they do not touch/obstruct all movingparts.Dismantling of the Front Panel and Bottom Panel assemblyFigure 4Figure 5Figure 61) Remove 9 screws D mounting the Front board.2) Remove 1 screw E supporting the bracket, Combi board(pos 33) to the Panel front (pos 8).3) Remove 1 screw F (see figure 3) mounting the Mainstransformer body to the Panel Bottom (pos 25).Note: Care must be taken not to damage the boardbecause of the heavy Mains transformer.4) The Front and Combi boards together with the Mainstransformer can now be remove.5) Loosen 6 screws G and eject both cassette doors toremove the Tape mechanism (pos 12).Note: During re-assembly of the Tape mechanismand Front board care must be taken to ensurethe wires are properly dressed and not touch-ing any moving parts on the Tape mechanism.