Jvc-THA-75-R-Service-Manual电路原理图.pdf
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1、SCHEMATIC DIAGRAMSDVD DIGITAL CINEMA SYSTEMNo.21189SCH2003/02COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.TH-A75RTH-A75RContentsBlock diagramsStandard schematic diagramsPrinted circuit boards2-12-42-1521CD-ROM No.SML200302Area suffixB - U.K.E - Continental EuropeEN - Northern EuropeEV - Eastern Europ
2、eSP-WA75SP-XSA75SP-XCA75XV-THA75RSTANDBYCOMPACTSUPER VIDEODIGITALEXPRO LOGICD V D D I G I T A L C I N E M A S Y S T E MRGBPHONESSOURCE VOLUME RMSTHA75RDVD CINEMA SYSTEMCHANNEL/ZOOM VOLUMETV VOLTUNINGSTOPDIMMERPAUSEFF/REWTV/VIDEOMUTINGRECPLAYDOWN UPMEMORY STROBEDVD VCR 1AUDIOVIDEO/TV SOUNDANGLEFM/AMS
3、UBTITLE DECODERETURN DIGESTVFPTOP MENU MENUCONTROL EFFECTS.WFR TESTSLEEPTVVCRSETTINGTV RETURNENTERONSCREENCHOICEFM MODE12345678910 0 +10100+TV AUDIOVCRSOUNDPTY SEARCHDVDRDSTA/NEWS/INFOPTY PTY RDS DISPLAYSURROUND OFFDSPCENTER+SURR-L SURR-RS-BACK+ADJUSTO.T.REPLAYTH-A75RIn regard with component parts a
4、ppearing 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-A75R2-1ABCD
5、E F G12345CN101IC101FRONT ENDPROCESSORDVD servoboardLVA10298-C1Main boardLVA10375-A1IC301 SODCIC201DRIVERIC401DISPLAYMICOMDI401FL DISPLAYIC271SYSTEMMICOMIC531DSPMICOMIC511CODECIC512DACIC521DSPIC5518CHVOLUMECN502CN209CN205CN203CN591J2403 SCARTTERMINALB GR/CC YJ2401 S-VIDEO OUTFROM/TOTUNER UNITCN207CN
6、401IC402REMOCONJ5531STB/DBS &VCR L/R INSwitch boardLVA10376-A1DSP boardLVA10377-A1DVD traversemechanismCN202IC251SPINDLEMOTORDRIVERIC401UNIT CPUIC501PANTERA-2IC505 DRAMIC509FLASHROMIC231VIDEODRIVERCN101ACINDVD traversemechanismT101 T121Trans.REG.F1,F2D5V-VDISPCN174FanmotorPOWERswitchCN201IC451EEPROM
7、IC524F-ROMJ2401 COMPOSITE VIDEO OUTJ2891AVCOMPULINK2DVD loadermechanismIC201RDSB/E/EN/EV version onlyCOMPOSITE/YOverall block diagramBlock diagramsCN171 CN173 CN172LVB10378-A1Power boardCN202 CN201CN208CN503CN592IC560 IC562 IC564 IC566AMP.IC540 IC544 IC546 IC548 IC557AMP.IC525 IC526 IC527SRAMJ5521ST
8、B/DBS DIGITAL INAmplifier boardCN701LVA10379-A1IC721MAIN AMP.IC701WOOFER AMP.CN402CN206Power key boardLVA10378-A3 STANDBYLEDC YJ2201 S-VIDEO IN1/IN2J2201 COMPOSITE VIDEO IN1/IN2IC221VIDEOSW2IC211VIDEOSW1PROTECTOR&LOW VOLTAGEDETECTORCN702J701 J702CN703CN204W401LVA10378-A4CN403J401HEADPHONEHeadphone b
9、oardCN203LVA10375-A18TU-R6TU-L10RDS4TU-DTO3TU-CKJ2TU-DTI1TU-CE14SPDIF16DISKSTP17SSPCLK1B18FLINT19SSPOUT1B21SSPIN1A23FLCS-25CPURSTCN205IC201RDS DECODERX2071OSCTU-R17TU-L18S-MUTING1112 HP-R13 HP-L16 SCART-L15 SCART-R7 VOL_LATCH8 VOL_CLK6 VOL_DATA5 DSP-CLK4 DSP-STAT3S-PONDSP-COM2 DSP-RDY1 DSP-RST26 D5V
10、25 D5VX2701OSC8MHzIC271SYSTEM MICOM70,72-7421-2682,8398,9959 62-64753634,3542-47512967,68 76PAL/NTSCAVVLRSCART_LINSCART_RINTOVideoinput/outputCN208FROM/TOCN591 OFLVA10377-A1(DSP)FROM/TOCN503 OFLVA10298-C1(DVD servo)FROM/TOTUNER UNIT8,9,10162DVD-PON17DI-DATA16DI-CLOCK15KEY1KEY213REMOCON8,9,18,2061,91
11、,92CN207FROM/TOCN401 OFLVA10376-A1(FL display)2714Q2861STBYLEDCTL81B/E/EN/EVversionQ2701BACKUPB5VQ2821SAFETY1DETECT+12V-12V6IEC95829Main boardQ2801Q2802S-MUTEDRIVER13System control section27SWUPDN28SWOPEN19DI-RESET18DI-CS10HPHP-R 9HP-L 7POWER4STANDBY1CN202D5V5FROM/TOCN173 OFLVB10378-A1(Power supply)
12、CN20167BEAT CUTAMP-PON8921712FAN-ON/OFFFAN-CTL111079 80IC272Q2702RESET33FROM/TOCN172 OFLVB10378-A1(Power supply)9 BASSIC251HP AMP.Q270387-8990SW1-SELECT1SW1-SELECT2SW1-SELECTBLANK-CTL34DBS-S/CVCR-S/C5455VIDEO-MUTE2VIDEO-MUTE149,56,57VIDEO-LPFVIDEO-YCMIXVIDEO-RGB41CN206CN402Power key boardLVA10378-A3
13、onlyTH-A75R2-2TH-A75RHABC DE FG12345IC101FRONT ENDPROCESSORIC251SPINDELMOTORDRIVERIC301 SODCIC401UNIT CPUIC451EEPROMIC501PANTERA-2IC50516MSDRAMLD49,50 53,54 57-60 62,63T+/- F+/-11,12 13,149811STD0-7LSI RST1CPU A0-17W A ITDECFROM/TOCN209 OF LVA10375-A1(System control)DVD traversemechanismCN101LVA1029
14、8-C1CN50215 17 19 21IC201DRIVERFM+/- LM+/-17,18 15,16SM1-32,4,7H1+/- H2+/- H3+/-9-1450CPUD0-7X571 OSC27MHz79476IC509FLASHROMIC512 IC513 Latch114 118 112 110CN50327 25246 812 144M9V D5VS5VD3.3V S3.3VDDATA(NC)14 13 12 109 8 6M5VIC521-1/4IC521-2/4IC522-3/4IC523IC510EEPROM65IC521-3/4IC521-4/4IC522-4/4IC
15、522-2/4IC522-1/4CN201 CN202DVD traversemechanism Loader mechanismDVD servo sectionFROM/TOCN208 OF LVA10375-A1(System control)TRVSW1X301 OSC16.9MHz23X401 OSC13.5MHz2726 281134152411M5V DISCSTP SSPCLK1B SSPOUT1B DISCSET SSPIN1A FLINT FLCS- CPURST SWUPDN(SW3) SWOPEN(SW2)DCLK(NC) SPDIFCOUT S1OUT(NC) TOP
16、ENTCLOSE /LMMUTECbOUT CrOUTM9V D3.3V D3.3V S3.3V YOUTD5V S5VM9VDVD servoboardIC231VIDEODRIVERS2401RGB/YCSWS/COMPOSITEVIDEO OUTJ2401AV COMPULINKCYTOSystemcontrolG/CVAVVLRNTSELB/CV1915 R/CCOMPOSITE/Y11 G7 BJ2403LVA10375-A1Video input/output sectionDI401FL DISPLAY1002,3,5,26CN4019,10162-VDISP 17F2 18F1
17、 198FROM/TOCN207 OFLVA10375-A1(System control)B5VG1-G14P1-P3516D5V D5VREMOCON 7INITIAL 2DATA IN 3RESETIC401DISPLAY MICOMFL display sectionCLOCK 411412VIC402RemoconreceiverB5V12V29LVA10376-A11114616822523312821Q23115R/C14CY511J2201S/COMPOSITEVIDEO IN 114CVCYS/COMPOSITEVIDEO IN 26986983161CV113161 Q23
18、01IC211VIDEOSW1IC221VIDEOSW2CV/YJ289133CVVIDEO-SW2VIDEO-SW1/SW3VIDEO-MUTE1/MUTE2VIDEO-Y/C-MIXVIDEO-RGBVIDEO-LPFBLANK-CTLTOSystemcontrolHP-R 11HP-L 13HP 10KEY1 5KEY2 6S402-S410, , , , ,SOURCEVOL-,VOL+,Q404Q406ILLUMILED&DIMMERD402D403Q403Q405PROG/RGBLED&DIMMERD401402739CN403431W401431LVA10378-A4J401HE
19、ADPHONEMain boardQ2483Q248416 BLANKINGSwitch boardX401OSC8MHzHeadphone boardTH-A75R2-3ABCD E F G12345OUT_L-OUT_SLOUT_SROUT_COUT_SBMUTINGFROM/TODSPQ5711Mute controlIC5518CHVOLUMEIC560Amp.J5531IC562Amp.IC564Amp.Q5731Mute controlQ5712Mute controlQ5713Mute controlQ5732Mute controlQ5701Q5702Mute control9
20、1610151211343332373138Audio input/output section29272645242322128IC521DSP15,4042,432,3,44143,1441554145,46,4849,5211178831OUT_SRMUTINGIC531DSP MICOMIC511CODECQ531X531OSC6.14MHZ30OUT_SL29OUT_LFE28OUT_C26OUT_SBVOL_DATVOL_STB32IN_L33IN_RIC525-IC527SDRAMVOL_CLKVOL_DATVOL_STBD5VD5VDSP_RSTDSP_REDYDSP_COMD
21、SP_STATIEC958VOL_CLKLVA10377-A1FROM/TOCN203 OFLVA10375-A1(System control)CN591IC592REGA3.3VFROM/TOAudioinput/outputDSP section7-135-7,1012-16D1.9VIC593REGQ532X521OSC12.5MHZLVA10377-A1462IN_LIN_ROUT_LFE13Q5714Mute control74-7769-72LRLRQ5733Mute controlTUNER_LSCART_LTUNER_RSCART_RSTB/DBS INVCR IN7438O
22、UT4_LOUT4_ROUT4_SLOUT4_SRCN59262OUT4_COUT4_SBIC566Amp.351 OUT4_LFETO CN701 OFLVA10379-A1(Power amplifier)Q5661-Q5663BASS BOOST1214CN5911315HP_L 17HP_R 18TO CN203 OFLVA10375-A1(System control)Q5734Mute controlS_MUTING 19S_BASS 21OUT_L+OUT_R-OUT_R+VOL_DATVOL_STBVOL_CLK26 25 27DIGITAL_I/OJ5521STB/DBSDU
23、GITALIN25DSP_CLK43IC524FLASH-ROM84IC532IC5332144715-194418,5764-67IC512DAC412OUT_L+11OUT_L-10OUT_R+9OUT_R-6,41DIGITAL_I/ODSP boardIC540Amp.IC557Amp.IC544Amp.IC546Amp.IC548Amp.DSP board1454,56,665-81,2,43CN171T101POWERTRANS.9215734Q172REG.TOFAN MOTOR5 +37V7 +22V6L103IC101SWITCHREG.TO CN703 OFLVA10379
24、-A1(Power amplifier)LVA10378-A1AC INQ184-Q186F101D101Power supply sectionCN10121L101L10256 +37V8 +22V11 -22V13 -37V12 -22V14 -37V1110T121POWERTRANS.114IC121SWITCHREG.53434 +12V2 -12V1 PROTECTCN17213 F214 F189Q171REG.15 -VDSP12IC171REG.21CN1732 DVD3.3V3 DVD3.3V4 DVD5V6 D5V7 M9V8 M9V1316Q161REG.16 B5V
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