Philips-MCV-65-Service-Manual电路原理图.pdf

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1、 MC-V65/21M/333140 785 32160Service ManualMicro SystemVIDEO CDPublished by SL 0232 Service Audio Printed in The Netherlands Subject to modificationCopyright 2001 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in

2、a retrievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.Handling chip components.1-1Technical specification.2-1Service tools.2-1Service measurement setup.2-2Connections and controls.3-1.3-2Disassembly di

3、agram.4-1Pin description of ICs.4-2.4-10Set block diagram.5-1Set wiring diagram.5-2LED BOARDcircuit diagram.6-1layout diagram.6-1POWER BOARDcircuit diagram.7-1layout diagram.7-1HEADPHONE BOARDcircuit diagram.7-1layout diagram.7-1VCD If your system is equipped with aVoltage Selector, set the VOLTAGES

4、ELECTOR to the local power linevoltage.All other connections have been made.WARNING!For optimal performance, use only theoriginal power cable.Never make or change connections withthe power switched on.BAntennas ConnectionConnect the supplied AM loop antenna and FMantenna to the respective terminals.

5、Adjust theposition of the antenna for optimal reception.AMAntennaPosition the antenna as faras possible from a TV,VCRor other radiation source.FM AntennaFor better FM stereoreception, connect anoutdoor FM antenna to theFM AERIAL terminal.VOLTAGESELECTOR110V-127V220V-240VAMaerial3 - 2CS xx xxxCONNECT

6、ION AND CONTROLS1234567890+10STANDBYNTSC/PALOSDSOURCESLEEPBANDTIMERMUTEREPEATSHUFFLEDBBDSCREWPREVNEXTFWDPBCRETURNA-BSLOWVOCALECHOKEYVIEWGO TORESUMEPLAY/PAUSESTOPVOLVOL 4 # *1() 2!03 #2RESUMEto continue playback again from where you havestopped (for VCD with PBC switched off).VCD operations (on remot

7、e control only)PBCto switch on or off the playback control mode(for VCD version 2.0 only).RETURNto return to the previous menu level duringplayback (for VCD with PBC switched on).A - Bto playback a certain scene or passage of aCD/VCD repeatedly.SLOWto watch the VCD at a slower speed.VIEWto scan thro

8、ugh a VCD or a specific track (forVCD with PBC switched off)KEYto display and set the key tone level.ECHOto adjust the echo level for karaoke afterinserted the microphone.VOCALto fade out the original vocal from a KaraokeVCD or to switch between mono or stereomode during audio disc playback.PREV/NEX

9、Tfor CD/VCD/MP3-CDto select a desiredtrack.for Tuner.to select a preset radio station.for Clock.to set the hours and minutes.GOTOto playback at any chosen time on the CD/VCD.TIMERto activate the timer/clock function.MUTEto enable or disable the sound output.OSDto switch on or off the On Screen Displ

10、ay onthe TV.ControlsNotes for remote control:While the system is in active mode,select the source you wish to control bypressing SOURCE key on the remotecontrol.Then select the desired function (forexample,).PreparationsAMaerialAUX InRIGHTLEFTRLspeaker(right)speaker(left)ABCACpower cordFM wire anten

11、naAM loop antenna 3FMaerial75VOLTAGESELECTOR110V-127V220V-240VVOLTAGESELECTOR220V-240VVIDEO OUTDVIDEOINTelevisionLRAUDIOOUTE110V-127VRear connectionsThe type plate is located at the rear of thesystem.APowerBefore connecting the ACpower cord to thewall outlet,ensure that the following are done;If you

12、r system is equipped with aVoltage Selector, set the VOLTAGESELECTOR to the local power linevoltage.All other connections have been made.WARNING!For optimal performance, use only theoriginal power cable.Never make or change connections withthe power switched on.BAntennas ConnectionConnect the suppli

13、ed AM loop antenna and FMantenna to the respective terminals.Adjust theposition of the antenna for optimal reception.AMAntennaPosition the antenna as faras possible from a TV,VCRor other radiation source.FM AntennaFor better FM stereoreception, connect anoutdoor FM antenna to theFM AERIAL terminal.V

14、OLTAGESELECTOR110V-127V220V-240VAMaerial3 - 3PreparationsCSpeakers ConnectionFront SpeakersConnect the speaker wires to the SPEAKERSterminals,right speaker to “RIGHT“ and leftspeaker to “LEFT“, coloured (marked) wire to“+“ and black (unmarked) wire to “-“.12Fully insert the stripped portion of the s

15、peakerwire 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 m

16、anual.DConnecting a TVConnect the VIDEO OUTterminal at the rearof the system to the TV or VCR VIDEO IN forviewing or recording.Note:To avoid magnetic interference,do not positionthe front speakers too close to your TV.EConnecting other equipment to yoursystemUse a cinch cable to connect AUX INto the

17、analogue audio out terminals of an externalequipment (TV,VCR, Laser Disc player,DVDplayer orCDRecorder).Note:If you are connecting to equipment with onlymono output (a single audio out terminal), connectit to the AUX IN left terminal.Alternatively,you canuse a “single to double”cinch cable,but the o

18、utputsounds still remain mono.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!Removebatteries if they are exhaustedor will not b

19、e 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.CONNECTION AND CONTROLSFor more information on operationinstruction please visit Philips Audio internet site :http:/4 - 14 - 1A. To

20、 remove Cabinet RearB. To remove CD TrayC. To remove Main Board D. To remove VCD this pin should be tied LOWCL16 26 16.9344 MHz system clock outputDATA 27 serial d4(1)ata output (3-state)WCLK 28 word clock output (3-state)SCLK 29 serial bit clock output (3-state)EF 30 C2 error flag output (3-state)T

21、EST2 31 test control input 2; this pin should be tied LOWKILL 32 kill output (programmable; open-drain)VSSD133(1)digital ground 2V2/V3 34 versatile I/O: input versatile pin 2 or output versatile pin 3 (open-drain)WCLI 35 word clock iutput (for data loopback to DAC)SDI 36 serial data input (for data

22、loopback to DAC)SCLI 37 serial bit clock input (for data loopback to DAC)RESET 38 power-on reset input (active LOW)SDA 39 microcontroller interface data I/O line (open-drain output)SCL 40 microcontroller interface clock line inputAbbreviations and Pin-description of CD IcsSERVO PROCESSOR SAA7324HSYM

23、BOL PIN DESCRIPTIONRAB 41 microcontroller interface R/W and load control line input (4-wire bus mode)SILD 42 microcontroller interface R/W and load control line input (4-wire bus mode)STATUS 43 servo interrupt request line/decoder status register output (open-drain)TEST3 44 test control input 3; thi

24、s pin should be tied LOWRCK 45 subcode clock inputSUB 46 P-to-W subcode bits output (3-state)SFSY 47 subcode frame sync output (3-state)SBSY 48 subcode block sync output (3-state)CL11/4 49 11.2896 MHz or 4.2336 MHz (for microcontroller) clock outputVSSD250(1)digital ground 3DOBM 51 bi-phase mark out

25、put (externally buffered; 3-state)VDDD1(P)52(1)digital supply voltage 2 for peripheryCFLG 53 correction flag output (open-drain)RA 54 radial actuator outputFO 55 focus actuator outputSL 56 sledge control outputVDDD2(C)57(1)digital supply voltage 3 for coreVSSD358(1)digital ground 4MOTO1 59 motor out

26、put 1; versatile (3-state)MOTO2 60 motor output 2; versatile (3-state)V4 61 versatile output pin 4V5 62 versatile output pin 5V1 63 versatile intput pin 1LDON 64 laser drive on output (open-drain)Note : All supply pins must be connected to the same external power supply voltage.4 - 34 - 3BLOCK DIAGR

27、AM OF INTEGRATED CIRCUITSERVO PROCESSOR SAA7324H2319182120EFMDEMODULATORMICROCONTROLLERINTERFACECONTROLPA RTVrefGENERATORVRINADCPRE-PROCESSINGCONTROLFUNCTIONOUTPUTSTAGESR1R212D1 D2 D3 D4SCLSDAFRONTENDHFINHFREFISLICEIref13740392136TESTTEST125TEST231TEST344TIMINGSELPLL24CRIN16CROUT15CL1626CL11/4498910

28、VSSA1VSSA2VDDA1VDDA2VSSD1VSSD3VSSD2VDDD1(P)VDDD2(C)4 14 5 17 33 50 58 52 57RAFOSL545556LDON64DIGITALPLLSRAMRAMADDRESSERSUBCODEPROCESSORSBSY48SFSY47SUB46RCK45STATUS43DECODERMICRO-CONTROLLERINTERFACERESET38VERSATILE PINSINTERFACEKILLBITSTREAMDACRPRN22LPLNVposVneg36SDI35WCLI37SCLISERIALDATA(LOOPBACK)INTERFACE30EF27D ATA28WCLK29SCLKSERIALDATAINTERFACEPEAKDETECTEBUINTERFACEAUDIOPROCESSORERRORCORRECTORFLAGSMOTORCONTROL51DOBM53CFLGMOTO159MOTO260V1 V2/V3V4 V5 KILL63 34 61 62 32SILD42RAB4111BLOCK DIAGRAM OF INTEGRATED CIRCUITMM1469XH