Philips-MCI-200-Service-Manual电路原理图.pdf

GBCLASS 1LASER PRODUCTCOMPACTDIGITAL AUDIOService ManualServiceServiceServiceMC-i200/21M/22/37TABLE 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.1-6Figure 1DISMANTLING INSTRUCTIONS2-1 2-11) Loosen 4 screws and remove the Cover Top (pos 255) bysliding it out towards the rear before lifting up.- 2 screws on the rear- 1 screw each on the left & right side2) Loosen 2 screws each to remove the Panel Left (pos 253)and Panel Right (pos 254). The Panels are remove bysliding it towards the rear and outwards.- 1 screw on the side- 1 screw on the rear1) Remove 2 screws A (pos 226) as shown in Figure 5 fromthe bottom of the Cabinet Front (pos 101).2) Release the fixation of the Combi Board (pos 1101-1001)to Bracket Combi (pos 252) by releasing the 2 catches C2(see Figure 6) and pulling the board outwards as shown inFigure 7.3) Uncatch 2 catches C1 (see Figure 6) on the left & rightsides of the Cabinet Front (pos 101) and slides the FrontPanel assembly out towards the front.4) Remove 2 screws B (pos 225) as shown in Figure 8 toremove the Universal Loader (pos 1109).Detaching the Front Panel assembly from the Bottom/Rear assembly3) Take a paper clip or any stiff wire diameter of 1mm-1.5mmand make a marking about 40mm from the tip as shown inFigure 1.4) Place the set in the position as shown in Figure 2 and insertthe paper clip or stiff wire into the hole on the Left side ofthe Cabinet Front (pos 101).5) With the marking just outside the hole on the Cabinet Front(pos 101) as shown in Figure 3, you have to feel and givea push to unlock the tray of the Universal Loader beforesliding it out.6) With the tray of the Universal Loader opened, remove theCover Tray (pos 158) as shown in Figure 4.Opening of the Universal Loader Tray manually & Dismantling of the Cover TrayFigure 2Figure 3 Figure 4Figure 8Figure 5Figure 7Figure 62-2 2-2Dismantling of the Front Panel assembly1) Loosen 3 screws D (see Figure 9) to remove the ControlBoard (pos 1107-B).2) Loosen 2 screws E (see Figure 9) to remove the ECOStandby Board (pos 1107-D).3) Loosen 4 screws F (see Figure 9) to remove the VolumeBoard (pos 1107-H).4) Loosen 2 screws G (see Figure 9) to remove the BracketCombi (pos 252).5) Loosen 2 screws H (see Figure 10) to remove theHeadphone Board (pos 1107-F).6) Loosen 6 screws J (see Figure 11) to remove the DisplayBoard (pos 1107-A).7) Loosen 4 screws K (see Figure 12) to remove the ShuttleBoard (pos 1107-G).8) Loosen 2 screws L (see Figure 12) to remove the LCDInterconnect Board (pos 1107-J).Dismantling of the Rear Panel1) Loosen 2 screws N (see Figure 14) and 2 screws P (seeFigure 15) to remove the Internet Audio Module and theBar (pos 261).2) Loosen 3 screws Q and 2 catches C3 (see Figure 15) toremove the Tuner Board assembly.3) Loosen 1 screw S (see Figure 15) to free the MainsSocket Board from the Panel Rear (pos 256).4) Loosen 5 screws R and 2 catches C4 (see Figure 15) toremove the Panel Rear (pos 256) by sliding it out towardsthe rear.Figure 9Figure 10Figure 11Figure 12Figure 139) Loosen 1 screws V (see Figure 12) to remove the InfraReceiver Board (pos 1107-E).10)Loosen 2 screws M (see Figure 13) to remove the LCDBack Light Board (pos 1107-C).Figure 14Figure 152-3 2-3Service Positions & Repair Hints1) During repair it is possible to disconnect the ECO6 TunerBoard completely unless the fault is suspected to be inthat area. This will not affect the performance of the restof the set.2) Care should be taken not to damage or tear the LCDModule Cable during repair (see Figure 18 & Figure 19).The LCD Module Cable may be damage or tear as shownin Figure 20 if too much force is applied when removingthe Black Tape during repair.Note: The flex cables are very fragile, care should be takennot to damage them during repair. After repair, bevery sure that the flex cables are inserted properlyinto the flex sockets before encasing, otherwise faultsmay occurs.Dismantling of the Bottom assembly1) Loosen 2 screws T as shown in Figure 16 to remove theCombi & Regulator boards assembly (pos 1101-1001 &pos 1101-1003).2) Loosen 2 screws U as shown in Figure 17 to remove theHousing Fan Top (pos 267).Note : During Fan replacement care should be taken toensure that the following are correct:- fan blade direction- fan wire positionService position AService position BFigure 16Figure 17Figure 18 Figure 19 Figure 20Variousother TestsActivated with ACTIONTESTOPTIONSEEPROM FORMATTESTLoad default data. Display shows “NEW“ for 1 second.Caution! All presets from the customer will be lost!Disconnectmains cordLEAVE SERVICETEST PROGRAMENTER ( T )CANCEL ( 9 ) to ExitEEPROM TEST A test pattern will be sent to the EEPROM.“PASS“ is displayed if the uProcessor read back the test pattern correctly,otherwise “FAIL“ will be displayed.Jog Shuttle Display shows “LEVEL -1“ or “LEVEL +1“ when the Jog Shuttle turn in anti-clockwise or clockwise for the first step.Display shows “LEVEL -2“ or “LEVEL +2“ when the Jog Shuttle turn inanti-clockwise or clockwise for the second step.Rotary Volume KnobROTARYENCODER TESTDisplay shows value for 2 seconds.Values increases or decreases until Min. (-87dB) or Max. (0dB) is reached.TREBLEDEMO TOGGLE Pressing this button will toggle between DEMO ON and DEMO OFF.The DEMO status will be displayed.Figure 1Figure 2YNYNYNOK (2)Button pressed?OK (2)Button pressed?CANCEL ( 9 )Button pressed?DISPLAYTESTDisplay shows Figure 1and switch all LEDs onDisplay shows Figure 2and switch alternate LEDs on(see Table 3)LEDsECO POWERPC LINKTUNERwOOxLCD Back Light 2MC-i200OnOnOnOnOnTable 3STANDBY-ONButton pressed?YNSet is in Service PLAY Mode.The Service Play Mode is intendedto detect and identify the failures inthe CD Mode.In this mode CD works as in normalopeartion, at which electronics willstill be function even when an erroris detected so that repair activitiescan be carried out.SERVICEPLAY MODEIn case of failures, errorcodes according to Table 2 will be displayed.Table 2Error codeE1000E1001E1002E1003E1005E1006E1007E1008E1020E1030E1079Error DescriptionFocus ErrorTriggered when the focus cannot be found within a certain time when starting up the CD, or ifthe focus is lost for more than a certain time during playing of CD.Radial ErrorTriggered when the radial servo is off-track for a certain time during playing the CD.Sledge In ErrorThe sledge did not reach its inner position (inner-switch is close) before approximately 6 sec.have passed by - Inner-switch or sledge motor problem.Sledge Out ErrorThe sledge did not come out of its inner position (inner-switch is open) before approximately250ms have passed by - Inner-switch or sledge motor problem.Jump ErrorTriggered in normal play when the jump destination could not be found within a certain time.Subcode ErrorTriggered when a new subcode was missing for a certain time during playing CD.PLL ErrorThe Phase-Lock-Loop could not lock within a certain time.Turntable Motor ErrorGenerated when the CD could not reached 75% of speed during startup within a certain time.Disc motor problem.Focus Search ErrorThe focus point has not been found within a certain time.EBU Connection ErrorGenerated when IM module could not receive any data from EBU interface within a certaintime.The drawer could not enter the inside position and is opening again. This can happen if thedrawer is blocked such that it cannot go fully inside, or if the drawer switch is defective and does not close.Service Play Mode Error CodesModule Internet Audio - Clear Email Address and Presets memoryBy holding the CONNECT and ENTER ( T ) buttons depressed while switching on the Mainssupply (without the need to be in either Service or Factory mode), all Email address and presetsstored in the memory will be cleared.The display will shows “CONNECT“ for a few seconds. When the stored information in the memoryhas been cleared, the display will shows “FACTORY RESET“. Subsequently, the software is upgraded(if necessary) when the set is first connected to the internet.Alternatively, press CONNECT followed by OPTIONS buttons, then press the Right-Hand Soft Key( ! ) on the system to select the “SET OPTIONS“.Use the navigation Jog Shuttle to select “RESTORE DEFAULTS“ from the list and press OK (É) toconfirm and follow the instruction given on the display.Module Internet Audio - Software UpgradingPress CONNECT followed by OPTIONS buttons, then press the Right-Hand Soft Key ( ! ) on thesystem to select the “SET OPTIONS“.Use the navigation Jog Shuttle to select “SOFTWARE UPGRADE“ from the list and press OK (É)to confirm and follow the instruction given on the display.BACK ( S )Button pressed?YYYNNNBACK ( S )Button pressed?CANCEL ( 9 )Button pressed?Display shows12MOutput at (Front Board)pin 11 of uP = 2,929.6875HzDisplay shows32KOutput at (Front Board) pin 11 of uP = 2048HzQUARTZTESTTUNERButton pressed?DisconnectMains cord ?YNNYDisplay Tuner Version “ccc“Service frequencies arecopied to the RAM (see Table 1)Tuner works normally except:PROGRAM buttonService Mode leftTUNERTESTTUNERButton pressed?NPRESET1234567891011Europe“EUR“87.5MHz108MHz531kHz1602kHz558kHz1494kHz153kHz279kHz198kHz98MHz87.5MHzUSA“USA“87.5MHz108MHz530kHz1700kHz560kHz1500kHz98MHz87.5MHz87.5MHz87.5MHz87.5MHzOversea“OSE“87.5MHz108MHz531/530kHz*1602/1700kHz*558/560kHz*1494/1500kHz*87.5/98MHz*87.5MHz87.5MHz87.5MHz98/87.5MHz*Table 1* Depending on the selected grid frequency (9 or 10kHz).Note: By holding the TUNER and ENTER ( T ) buttons depressed while switching on the Mains supply, the tuning grid frequency is toggled between 9kHz and 10kHz for the Oversea (/21) version.To start service test programhold ENTER (T) & AUXdepressed whileplugging in the mains cordDisplay shows theROM version “S-Vyy“(Main menu)S refers to Service ModeV refers to Versionyy refers to Software version numberof the uProcessor(counting up from 01 to 99)SERVICE TEST PROGRAMMicro 2002 MC-i200 Service Test Program (dd wk0222)3-1 3-1