Jvc-THV-70-Service-Manual电路原理图.pdf
TH-V70No.21136SCHJul. 2002COPYRIGHT 2002 VICTOR COMPANY OF JAPAN, LTD.SCHEMATIC DIAGRAMSTH-V70ContentsBlock diagramsStandard schematic diagramsPrinted circuit boards2-12-92-21 26CD-ROM No.SML200207Area suffixA - AustraliaUS - SingaporeUB - Hong KongUX - Saudi ArabiaDVD DIGITAL CINEMA SYSTEMSP-PWV70 XV-THV70SP-XCV70 SP-XSV70SP-XSV70SP-XSV70SP-XSV70RMSTHV70UDVD CINEMA SYSTEMCHANNEL VOLUMETV VOLTUNINGSTOPDIMMERPAUSEFF/REWTV/VIDEO MUTINGRECPLAYDOWN UPMEMORY STROBEDVD VCR 1AUDIOAUXANGLEFM/AMSUBTITLE DECODERETURN DIGEST ZOOM VFPTOP MENU MENU ZOOMCONTROL SUBWOOFER + EFFECT CENTER + REAR-R +TESTSLEEPTVVCRSETTINGTV RETURNENTERONSCREENCHOICEAUDIO/TV/VCRSURROUNDMODEFM MODE12345678910 0 +10100+CATV/DBSTV AUDIOVCR+ REAR-L +SOUNDPROGRESSIVETH-V702-2In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the “ “ mark nearby are critical for safety. (This regulation does not correspond to J and C version.)TH-V702-1ABC12345CN101IC101FRONT ENDPROCESSORDVD servoboardLVA10311-A1Main boardLVA10308-A1IC301 SODCIC201DRIVERIC701DISPLAYMICOMDI701FL DISPLAYIC801SYSTEMMICOMIC406DSPMICOMIC401CODECIC403DSPIC1536CHVOLUMEIC151INPUTSELECTDISCLEDDOORDETECT SWITCHDOORMOTORCN502CN803CN805 CN806CN401J603 COMPONENT VIDEO OUTCr CbY C YJ601 S-VIDEO OUTFROM/TOTUNER UNITW812CN812CN814 W802CN106CN802CN701IC711REMOCONJ1101 AUX INL RFront boardLVA10320-A1CN801CN503DSP/Audio boardLVA10309-A1EXL-V9-1LVA10308-A4LVA10308-A57 4536821SYSTEMCONNECTORJ1103DVD traversemechanismCN202IC251SPINDLEMOTORDRIVERIC401UNIT CPUIC501PANTERA-2IC505DRAMIC509FLASHROMIC601VIDEODRIVERP901ACINEXL-V9-1DVD traversemechanismT901Trans.REG.F1,F2B5V-VDISPD5V,DVD 5VDVD3.3VP.ON,B5V+12V,-12VDOOR M9VCN972FanmotorIC871REMOCONIC108DOOR MOTORDRIVERKeyswitchLVA10308-A2CN813W801Overall block diagramCN201IC451EEPROMIC404SDRAMJ601 COMPOSITE VIDEO OUTJ592AVCOMPULINK2CN815CN592Compulink boardLVA10308-A3CN811CN591J591D TERMINALJapan version onlyBlock diagramsFLM-FD1-1DVD loadermechanismTH-V702-2ABCD12345CN806CN106LVA10308-A18TUR6TUL10RDS4TUDTO3TUCK2TUDTI1TUCE14SPDIF1SWPHOTO16DISKSTP17SSPCLK1B18FLINT19SSPOUT1B21SSPIN1A23FLCS-25CPURSTCN805IC191RDS DECODER731,9IC108MOTORDRIVERX191OSC4.322MHzTUNER R22TUNER L21SMUTE28SW P.ON2729 AUX30 TUNER24 OUT L26 OUT R13 VOL_DT14 VOL_CK12 VOL_STB11 DSPCLK10 DSPSTATUS9P. O NDSPCOMMAND8 DSPREADY7 DSPRESET2 D5V1 D5VX801OSC8MHzIC801SYSTEM MICOMIC803RESET33 470,72-745,21-268356,574,48 59 62,643634,3542-472967,68 76899085RGB/NTBAVVLRAUDIO_LAUDIO_RD5V12S551DOOR DETECTSWITCHLVA10308-A4TOVideo I/OCN801FROM/TOCN401 OFLVA10309-A1(DSP)FROM/TOCN503 OFLVA10311-A1(DVD servo)FROM/TOTUNER UNITTODoor motorCN814W8028,9,1016Q8162DVD P.ONTOPower supply8RESET9CLOCK10DATA ININITIAL12REMOCON18,2091,92CN802FROM/TOCN701 OFLVA10320-A1(FL display)27113232IC871REMOCONLVA10308-A5W812CN8122121 Q8711REM +BCTL505 5Q8712Q8713LEDCTL79,80LED boardOpen/Close boardS501-S510Key switchLVA10308-A2CN813W8013232Switch board8,9B/E/ENversionTOAudio I/OQ818BACKUPD8721D8722DISC LEDB5VQ803SAFETYDETECT+12V-12V30IEC9585Main boardQ802Q805SMUTEQ804Q807SW P.ON13Japan versionSystem control sectionTH-V702-3ABC12345LOUT1ROUT1LOUT2ROUT2LOUT3ROUT3MUTEVOL_STBVOL_DTVOL_CKLIN+LINRIN+RINLRJ1101AUXINFROM/TODSPIC531Amp.Q2521Mute controlIC1536CHVOLUMEIC158Amp.J1103SYSTEMCONNECTORIC159Amp.IC160Amp.Q1131Mute controlIC561Amp.Q2561Mute controlIC581Amp.IC510,511Amp.Q2581Mute controlQ1133Mute controlQ1135Q1137Mute controlIC151INPUT SELECTQ2501Q2502Mute controlMute controlQ12523 AUX5 SW.P.ON4 S MUTE8 OUT_L6 OUT_R11 TUNERL10 TUNERR2 TUNER7453682 1151398116214389101265131133363435313239 40 41FROM/TOCN806 OFLVA10308-A1(System control)CN401Audio input/output sectionA5V 12 A5VQ1252Mute controlMute controlQ1252Q1251Mute control2123243130201918272234 IC403DSP40,42,431,3-783,85-8984994146-50,5316,18-20,22711737,3894111721848827LOUT1MUTETXRXTESTIC406DSP MICOMIC401CODECQ403X402OSC6.14MHZ28ROUT125LOUT226ROUT223LOUT324ROUT3VOL_STBVOL_DT30LIN+29LIN-32RIN+31RIN-IC404SDRAMVOL_CKVOL_STBVOL_DTD5VD5VDSPCLKDSPSTATUSDSPCOMMANDDSPREADYIEC958VOL_CKLVA10309-A1FROM/TOCN806 OFLVA10308-A1(System control)CN401235CN40371IC407D3VVDDFROM/TOAudioinput/outputDSP sectionIC40841-4364,66,67A5V54VDDAIC402A3VQ401Q402X401OSC24.576MHZLVA10309-A1IC409DigitalinputIC410Digitaloutput31TH-V702-4ABCD12345CN8031210IC601VIDEODRIVER1416S691NTSC/PALSWJ601COMPOSITEVIDEO OUTJ601S-VIDEO OUTJ603COMPONENTVIDEO OUTJ592AV COMPULINK2CrCbYCYFROM CN502OF LVA10311-A1(DVD servo)TOSystemcontrolCrOUTAVVLRRGB/NTBCbOUTCOUTYOUTCN5924213CN8151311975102PbYJ591D TERMINALPrS802VER/HORSWVER/HOR1915 R/CCOMPOSITE/Y11 G7 BJ691SCARTTERMINALLVA10308-A1U versionJapan versionCN591CN811B/E/EN versionExceptB/E/EN versionVideo output sectionLVA10308-A3DI701FL DISPLAY1002,3,5,26CN7019,101, 261. 62-VDISP 3F2 2F1 15FROM/TOCN802 OFLVA10308-A1(System control)B5VG1-G14P1-P356D5V D5VOSCX7018MHzREMOCON 12INITIAL 11DATA IN 10RESET IC701DISPLAY MICOMFL display sectionCLOCK 987-12VIC711RemoconreceiverB5V-12V27Q71028Q711D701POWER LEDHORIZONTALD702-D710KEY LEDHORIZONTAL29Q71230Q713D711POWER LEDVERTICALD712-D720KEY LEDVERTICAL39 Q721DIMMER40 Q722,Q723DIMMER31Q709LVA10320-A1531161461182212331252833B/E/EN versionTH-V702-5ABC12345CN802T901TRANSFORMERQ951FL SW718 9 134112 16Q953-VDISPD956 Q958 D957 Q961IC953B5V REG.1P.ON18A7V20A5V19A-7VFAN MOTOR2F21F13-VDISP6D5V5B5V15M5V S5V25M9V143 5L901IC901SWITCHREG.TOCN701 OFLVA10320-A1(FL display)TOCN503 OFLVA10311-A1(DVD servo)TOCN401 OFLVA10309-A1(DSP)LVA10308-A1ACIN31IC951D5V REG.241Q954,Q955 DVD5V SWQ957Q959 Q960CN801 CN806 CN9721F901D901B5VDOOR M9VD5V21 23DVD-P.ONQ964 Q96517 19S3.3V D3.3VCN803DVD3.3V2D5V D5VIC805A5VQ1181 E.VOL+7VQ1182 E.VOL-7VA5VTOCN502 OFLVA10311-A1(DVD servo)Power supply section15 16A12V A-12V7-12VFROM/TOSystem controlP901TH-V702-6ABCD12345IC101FRONT ENDPROCESSORIC251SPINDELMOTORDRIVERIC301 SODCIC502CLOCKGENERATORIC401UNIT CPUIC451EEPROMIC501PANTERA-2IC50516MSDRAMLD49,50 53,54 57-60 62,63T+/- F+/-11,12 13,149811STD0-7LSI RST1CPU A0-17W AITDECY OUT C OUTCb OUTCr OUTFROM/TOCN803 OF LVA10308-A1(System control)TOEXL-V9-1(DVD traversemechanism)CN101LVA10311-A1CN50216 14 12 10IC201DRIVERFM+/- LM+/-17,18 15,16SM1-32,4,7H1+/- H2+/- H3+/-9-1450CPUD0-7X571 OSC27MHz7562379476IC509FLASHROMIC512 IC513 Latch114 118 112 110CN5032 4723 21 19 1725M9V D5VS5VD3.3V S3.3VS1OUTTOPENTCLOSE /LMMUTE SWOPEN(SW2)SWUPDN(SW3)DDATADAC0CS,DAC1CSDAC2CS,BCKLRCLK,AOUT0-3192K,SPDIF LRMUTE,SMUTEDCLK15 16DISCSTP17 19 20SSPCLK1BFLINT,SWMUTECPURSTSSPOUT1BDISCSET21SSPIN1A23FLCS-M5VIC521-1/4IC521-2/4IC522-3/4IC523IC519EEPROM65IC521-3/4IC521-4/4IC522-4/4IC522-2/4IC522-1/4CN201 CN202TOEXL-V9-1(DVD traversemechanism) TOFLM-FD1-1(Loader mechanism)DVD servo sectionFROM/TOCN801 OF LVA10308-A1(System control)TRVSW1SWPHOTO(SW1)TH-V702-7ABC123457684352131 57IC100GND.ISO.AMPMini Din CONNECTORJ100WOINFLIN31 57IC101GND.ISO.AMPFCIN FRIN31 57IC102GND.ISO.AMPRLIN RRIN21 67IC103PHASE REVERSEAMPS100PHASE SWREVERSENORMALVR100WOOFER GAINPRESET VOLUME - 12V +12VP.CNTCN101LVA10203-A231IC108HPF- 12V31 57IC109HPF31 57IC110HPFCN201- 12V+12V- 12V+12VPRTCT51IC104LPFIC105WOOFER AMP 3IN112 13- OUT +OUTIC201, IC202AMPQ211THERMALPROTECTOR2Q205,Q210POWERSWITCHLVA10204-A2Pre-amplifier boardPower amplifier board (A)LVA10204-A1Power amplifier& SP terminal boardCN109RY401-RY40343J10154J1026RROUTRLOUT FCOUT FROUTFLOUTIC107MAIN AMP16CH3IN18 19CH3+VE CH3-VE15 10 11CH2IN CH2+VE CH2-VE6 7CH1+VE CH1-VE1CH1INIC106MAIN AMP15CH2IN10 11CH2+VE CH2-VE6 7CH1+VE CH1-VE1CH1IN+12VQ508-Q514MUTECONTROLLED1 LED2 PRY1PRY2Q500-Q505POWER CONTROL& PROTECTORQ515-Q517 Q522,Q523PROTECTORACINF403CN108RY400CN107T101TRANS.CN104AC/DCD511-D514AC/DCD515-D518+40V+20V- 20V+12V REGQ506,Q507F504MCONOUTMCONINQ202PRY2PRY1PRY1PRY2Q303 Q302PRTCTPRTCTPRTPRTPRTPRTPRTPRTPRTP.CNTP.CNTP.CNTQ518-Q521LOW VOLTAGEDETECTOR+20V - 20V +40V - 40VPRTCTLVA10203/10204-A1Mother boardQ304SP-THV70 powered subwoofer section12111098765 1CN202CN102123CN203CN103876- 40V+12V- 12V345 789CN210CN11064 3 2 12 11 5CN211CN1119103613111064CN206CN1068201917 1311CN205CN10515Q301531Q3001 5 2 4F5051 5 2 41 21 21 2LVA10204-A3Power supply board (B)73 43 4S101 VOLTAGE SW.US/UB/UX versionTH-V702-8
