JVC-THC4-ddcs-sm 维修电路原理图.pdf

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1、SERVICE MANUALCOPYRIGHT 2005 Victor Company of Japan, LimitedNo.MB3802005/5DVD DIGITAL THEATER SYSTEMMB38020055TH-C4Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)TABLE OF CONTENTS1PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-33DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3、 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-34ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-35TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . .

4、. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3Area suffixJ - U.S.A.C - Canada(XV-THC4)(SP-PWC4)(SP-THC4F)(SP-THC4C)(SP-THC4S)RadioFans.CN 收音机爱 好者资料库1-2 (No.MB380)SPECIFICATIONCenter unit (XV-THC4)*1: This value is measured at System cord CONNECTOR for ref

5、erence.*2: Corresponding to Linear PCM, Dolby Digital, and DTS Digital Surround (with sampling frequency - 32 kHz, 44.1 kHz, 48 kHz)Subwoofer (SP-PWC4)Satellite Speakers (SP-XTHC4)Designs & specifications are subject to change without notice.Audio section Total Harmonic Distortion*10.02%Digital inpu

6、t*2DIGITAL IN (DBS)(OPTICAL): -21 dBm to -15 dBm(660 nm 30 nm)Video section Video SystemNTSCHorizontal Resolution500 linesSignal-to-Noise Ratio64 dBVideo output levelComposite: 1.0 V(p-p)/75 S-video-Y: 1.0 V(p-p)/75 S-video-C: 0.286 V(p-p)/75 Component-Y: 1.0 V(p-p)/75 Component-PB/PR: 0.7 V(p-p)/75

7、 Video input sensitivity/Impedance (VCR IN)Composite: 1.0 V(p-p)/75 S-video-Y: 1.0 V(p-p)/75 S-video-C: 0.286 V(p-p)/75 Tuner section Tuning RangeFM: 87.5 MHz to 108.0 MHzAM: 530 kHz to 1 710 kHzGeneralPower RequirementsAC 120 V , 60 HzPower Consumption16 W (at operation) 1.3 W (in standby mode)Dime

8、nsions (W H D)400 mm 85 mm 399 mm (15-3/4 inches 3-3/8 inches 15-3/4 inches)Mass4.2 kg (9.3 lbs)Amplifier section Front/Center/Surround167W per channel, RMS at 3 at 1 kHz, with 10 % total harmonic distortion.Subwoofer167 W, RMS at 3 at 100 Hz, with 10 % total harmonic distortion.Speaker section Spea

9、ker unit16 cm (6-5/16 inches) Bass-reflexPower Handling Capacity 170 WImpedance3 Frequency Range25 Hz to 200 HzGeneralPower RequirementsAC 120 V , 60 HzPower Consumption160 W (at operation) 0 W (in standby mode)Dimensions (W H D)169 mm 411 mm 451 mm (6-11/16 inches 16-3/16 inches 17-13/16 inches)Mas

10、s11.5 kg (25.4 lbs)Front speakers (SP-THC4F)Speaker unit8.0 cm (3-3/16 inches) 1.5 cm (5/8 inches) Bass-reflex, Magnetically ShieldedPower Handling Capacity 170 WImpedance3 Frequency Range80 Hz to 20 kHzDimensions (W H D)104.5 mm 139 mm 101 mm (4-1/8 inches 5-1/2 inches 4 inches)Mass0.56 kg (1.3 lbs

11、) eachCenter speaker (SP-THC4C)Speaker unit8.0 cm (3-3/16 inches) 1.5 cm (5/8 inches) Bass-reflex, Magnetically ShieldedPower Handling Capacity 170 WImpedance3 Frequency Range80 Hz to 20 kHzDimensions (W H D)137 mm 105 mm 104.5 mm (5-7/16 inches 4-3/16 inches 4-1/8 inches)Mass0.57 kg (1.3 lbs)Surrou

12、nd speakers (SP-THC4S)Speaker unit8.0 cm (3-3/16 inches) Bass-reflexPower Handling Capacity 170 WImpedance3 Frequency Range80 Hz to 20 kHzDimensions (W H D)111.5 mm 148 mm 106.5 mm (4-7/16 inches 5-7/8 inches 4-1/4 inches)Mass0.56 kg (1.3 lbs) eachRadioFans.CN 收音机爱 好者资料库(No.MB380)1-3SECTION 1PRECAUT

13、IONPlease refer to TH-C3 (No.MB358) about this section.SECTION 2SPECIFIC SERVICE INSTRUCTIONSPlease refer to TH-C3 (No.MB358) about this section.SECTION 3DISASSEMBLYPlease refer to TH-C3 (No.MB358) about this section.SECTION 4ADJUSTMENTPlease refer to TH-C3 (No.MB358) about this section.SECTION 5TRO

14、UBLESHOOTINGPlease refer to TH-C3 (No.MB358) about this section.(No.MB380)AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,JapanVictor Company of Japan, LimitedVPTPrinted in JapanSCHEMATIC DIAGRAMSNo.MB380SCH2005/5TH- C4Contents Block diagramStan

15、dard schematic diagramsPrinted circuit boards2- 12- 32- 23 to 32DVD DIGITAL THEATER SYSTEMCD- ROM No.SML200505COPYRIGHT 2005 Victor Company of Japan, Limited.Area suffixJ - - - - - - - - - - - - - - - - - - - - - - - - - - - - U.S.A.C - - - - - - - - - - - - - - - - - - - - - - - - - CanadaLead free

16、 solder used in the board (material : Sn- Ag- Cu, melting point : 219 Centigrade)(XV- THC4)(SP- PWC4)(SP- THC4F)(SP- THC4C)(SP- THC4S)In 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 res

17、istor ( ), diode ( ) and ICP ( ) or identified by the mark nearby are critical for safety. 2-1TunerPackT901POWERTRANS.IC951D5V REG.FW901IC901SWITCHREG.DIODEBRIDGEF1,F2- VDISPDVD5VQ954,Q955DVD5V SWB5V, D5VIC953B5V REG.FW902M9VD5VD970Q951, Q953FL SW, - VDISP SWDVD3.3VQ958 to Q961A+/- 12V REG.A+12VA- 1

18、2VDVD- PONSYS- PONAC INP901Power supply sectionIC501DISPLAYDRIVERDI501FL DISPLAYIC511REMOCONF1,F2,- VDISPB5V,D5VJS541VOLUMECN501VOL1VOL2REMOCONDI- CK, DI- DTDI- CS, DI- RSTILLUMIG1 to G14P1 to P35S531 to S540DISC_KEYKEY3, KEY4Q561 to Q566D561 to D565DISC LEDDISC1 to 5DIMMERFW502Q503STANDBYKEY1ILLUMI

19、FL display sectionFW502S521POWERSWD511STANDBYLEDKEY1STANDBYFL displaysection (P_key)FW521S522 to S523S526 to S529OPERATIONSWKEY1KEY2FL display section(Operation key)DVD changer mechanism sectionCN1IC1, IC2TRAY / POSITIONMOTOR DRIVERPOS_UP, POS_DOWNTR_OP, TR_CLSUB TRAYSTART SWTRAYPOSITIONMOTORMS.TR_S

20、TCN2TRAY1 to 5CLOSE SWTRAYOPEN SWM.TR_OPTR1_CL toTR5_CLCN3IC1POSITIONSENSORSUB TRAYEND SWIC201DRVERIC451MECHACONTROLLORIC301PANTERA- 2IC505 DRAMIC509FLASH ROMIC452EEPROMIC510EEPROMCN453DVD traversemechanismCN101A, B, C, D, E, F, RF+, PD(CD), PD(DVD)F+/-T+/-FM+/-WOUTVOUTUOUTCOMLD(CD), LD(DVD)CLSWT1 t

21、o 5STSTSWMTOPSWPOSMUPPOSMDNMTOP, MTCLCN451CN452W1W2LSENSORSTEDSWAINLAINRFAOUTLFAOUTRRAOUTLRAOUTRCAOUTSWAOUTLASER DRIVERQ101 to Q104S2UDTU2SDTSCLKSCSCPURSTUCSDISCSETDISCSTPEXADT0 to 15, EXADR16 to 20NEXCE, NEXOE, NEXWEDISPRSTDISPBUSYDISPCSDISPCKDISPD2SDISPS2DMA0 to 10, BA0, BA1MDQ0 to 31, DQM0 to 3 N

22、CSM,NRAS, NCAS, NWECOUTYOUTCrOUTCbOUTTXRXEPDI,EPDOEPCS,EPSKX30127MHzDVD traversemechanismCN201LPCO1, LPCO2CDLDCUR, DVDLDCURSPDRV, TRSDRV, FODRV, TRDRV/DRVMUTE, /SPMUTE, FG, WHALF TRVSWCN701CN702CN703IC704 ADCIC701toIC703 DACINDEX, TRACK, COPYAIN, AOUT 0 to 2, BCK, LRCLKDACPDN, DAC0CS, DCLK, DDATALRM

23、UTESWMUTEDVD servo sectionU2SDTCSCN450SYS- PON, DVD- PONVOL- 1, VOL- 2STAND- BYREMOCONKEY1, KEY2KEY3, KEY4DI- CK, DI- DTDI- CS, DI- RSTCN457CN410Q4091, Q4092TU9V REG.TU- PONTU9VJ4891AVVLRQ4703IC472RESETRESET- IN/RSTQ4702X47018MHzAVC- OUTAVC- INCPURSTINTPSCLKS2UDTQ4821AM- BEATCUTAM- BEATTU- DI, TU- D

24、O, TU- CKTU- CE, RDSCN406/CN407CN404/CN405B5VD5VDVD- 5VDVD- 4VM9V+12V- 12VIC471SYSTEMMICOMAVCOMPULINKHP- DETECHOLEVELMICMUTEMICIC475IC478TUNERAMP.IC473CN403CN401CN402DISPS2D, DISPBUSYQ4811, Q4812SW- PONIC476AMP.ADINLADINRQ4801, Q4802S- MUTEDRIVERSW- PONS- MUTEVOL- MUTE, VOL- DT, VOL- CKSETUP, TU, L-

25、 RIC474TV- SOUND/ AUXSELECTSELECT3, SELECT4System control sectionBlock diagram2-2J6001HEADPHONEOUTCN701HP- L, HP- R, HP- DETJack sectionunerackLRTLTRTUTIC1536CHVOL.IC158toIC160AMP.IC531IC581IC591AMP.VOL_MUTEVOL_DTVOL_CKOUT- COUT- SWOUT- SLOUT- SRC,SWSL,SR,L, RJ1101AUX INOUT- LOUT- RQ1131Q1133Q1135S.

26、MUTES_MUTETU_L, TU_RAUX- LAUX- RTU- SWHPOUT_LHPOUT_RSW.P.ON, SETUPCN442CN441IC509DIGITALINDINIC151IC152AUDIOSWIC154SOUNDBOOSTERQ1251Q1252L- RTUNERSYSTEMCONN.J1103Audio & Digital input sectionIC601HPAMP.TU- L, TU- RTU- SWPULINKC, CV- Y1, Y2- GCB- B, CR- RCN412CN411CN460HP- LHP- RHPOUT- LHPOUT- RDIN,

27、DOUTAUX- L, AUX- ROUT- L, OUT- RSWPONSMUTEC474SOUNDAUXLECTCrCbYCYCR- RCB- BY2- GCV- Y1CVIDEO- SWVIDEO- MUTE1VIDEO- MUTE2VIDEO- YCMIX VIDEO- RGBVIDEO- LPFIC411VIDEOSW1CYJ4402COMPONENTVIDEO OUTIC431VIDEODRIVERS- VIDEO INCOMPOSITEVIDEO INJ4401S- VIDEO OUTCOMPOSITEVIDEO OUTVideo input/output sectionT101

28、POWERTRANS.Q501 to Q505POWER CONTROL& PROTECTORIC601MICOMCN101AC INPROTECTD151, D152RY101Q542LOW VOLTAGEDETECTORCN102CN152+VH, - VH+VL, - VLCN502CN372CN501Mother sectionC, SWSL, SRL, RCN274TO SWSPEAKERIC202POWERAMP.RY273RY272RY271IC201POWERAMP.CN273CN272CN271FLOUTFROUTFCOUTSLOUTSROUTJ2702J2701Mini D

29、inCONN.Amplifier sectionIC301AMP.IC302 AMP.AD_LAD_RAD_SLAD_CSW_SIGSR_SIGIC303AMP.Q603 Q604SP_RELAY-P.ON_SIGP.ON_SIGQ523 to Q525 PROTECTORP.ON_SIGQ1525V_REG.+5VD166- 7V_REG.- 7VD1657V_REG.+7VSW_SIG2-3Parts are safety assurance parts.When replacing those parts makesure to use the specified one.D901DI1

30、06!3142L901QQR1105- 001!1234D90210ERB40- T1D90310ERB40- T1PC902PC123Y22FZ!3214K902D91010ERB40- T1D90410ERB40- T1D911FR104S- T5D90810ERB40- T1PC901PC123Y22FZ!3214Q991KTC3875/YG/- XD991T901QQS0097- 001!12345678910111213161514EP901QNZ0136- 001ZEP902QNZ0136- 001ZP901!12FC901QNG0003- 001ZFC902QNG0003- 00

31、1Z!NIC9170.0033/1000C9080.001/AC250VC904!100p/50C9930.47/50C9920.0022/AC250VC916!C907!0.001/AC250VC905!100p/1000C9090.068/AC275VC902!0.1/50C91839/25C914220p/50C910100p/1000C913470p/50C915220R969R9213.3M!0.47R907(2W)R962100R96027R9032.2kR9043.3kR908R96368kR901(1W)680R906680R9611MR964R911R91010kR96568

32、kR905(2W)IC901STR- G6651!1D2S3GND4VIN5OCP/FBGROUND POINTFOR PRIMARYVERSION CODESHS901Ver.J/C120V 60HzVOLTAGEGROUND POINTFOR SECONDARYVOLTAGE110- 240V 50/60Hz*D954*F901J/C(150/200)1MD(A- 3)B(B- 5)ADDRESS230V 50HzVer.UW/UJ/UY/UN(F- 9)FR104S- T5J :U.S.A.Ver.BC :CANADAFR104S- T5FR104S- T5(E- 7)MTZJ5.1C-

33、 T2(1.6A/125V)QQR0779- 001Z(F- 7)(C- 5)(150/200)(68/400)(100/400)1M180180*10ERB40- T1MTZJ5.1C- T2MTZJ5.1B- T2MTZJ5.1B- T2B :GREAT BRITAINADDRESSUY/UW/UJ/A(1.6A/125V)*F901(T1.6AL)(T1.6AL)QQR0779- 001Z00REF No.*R921UW:BRAZIL/MEXICO/PERU(B- 3)(B- 2)UY:ARGENTINE*P901(B- 5)(F- 10)QMF51U1- 1R6- J8Ver.QMF5

34、1U1- 1R6- J8*QMF51W2- 1R6- J8QMF51W2- 1R6- J8SWITCHREG.(B3199)1.21V5.2V4.2V0.6V*C907*R962UJ:USA MILITALY BASE(B3199)QETM2DM- 157QETM2GM- 686*D991*K902QETM2GM- 107*QETM2DM- 157DJ/CNONEQNC0081- 0013.3MQNC0081- 001QNC0081- 001QNC0082- 001BNONENONE(B3198)0V0VUY/UW/UJ/AVer.REF No.*R910*R911*100(E- 8)750k

35、750k470k470k100NONENONE*R963*CP9520ICP- N5- TICP- N5- TICP- N5- TE70306- 002*B3003(B- 10)SHORTOPENSHORTQ962, Q963, R967 USED FOR B VERSION ONLYOTHERS USE B3003A :AUSTRALIAVer.A240V 50HzQ965 & B3116 USED FOR B VERSION ONLYOTHERS USE B3001* FOR POWER CONSUMPTION C/M:US/UX/UG/UTUS :SINGAPOREUG:TURKEY/E

36、GYPT/SOUTH AFRICAUN:INDONESIAUX:SAUDI ARABIAUT:TAIWANUS/UN/UX/UG/UTUS/UN/UX/UG/UTStandard schematic diagramsPower supply section2-4SHEET 1.eQ953KTA1267/YG/- TCP952ICP- N5- T!Q955KRC103S- XD951FR104S- T5D952FR104S- T5D954!Q9512SC3576- JVC- TD960MTZJ2.2A- T20.22L951D9581SS133- T2D950MTZJ22C- T222L952Q

37、961KTC3203/OY/- TQ960KTA1504/YG/- XCP951ICP- N10- T!IC953KIA7805API32122L955Q954SI2305DS- XD956FR104S- T5!10L95710L959D957FR104S- T5!78910111213161514Q958KTA1271/OY/- TQ959KRC103S- XFW902QUM21A- 06DGZ4- E1DVD5V2DGND3DGND4DVD3.3V5MGND6M9V7MGND8A+12V9AGND10A- 12VFW901QUM219- 06DGZ4- E1F-2F+3- VDISP4D5

38、V5DGND6DGND7B5V8DVD- PON9SYS- PONEP951QNZ0136- 001ZD953SB340- F82!D970ER204- F33!0.022/50C994220/10C969220/16C9840.1/16C977100p/50C953100/16C9891000/10C965100p/50C957470/10C96622/50C964180/25C987100/25C98522/50C962100/25C986NIC970100p/50C954100p/50C951220/16C9971.5/25C9810.1/16C967NIC9411.5/25C96182

39、0/16C97910/50C98039/50C963100/10C978560/25C98282/10C960100p/50C956100p/1000C9520.1/16C9760.1/16C9681kR9831.3kR98522kR95510kR9521.5kR986R95115FRR95410(1/4W)!R9632.2kR9845.1kR98010kR96522kR98133kR9901kR9771.5kR9872.2kR98833kR989220R966IC951PQ05RD21SSJH1IN2OUT3GND4CTRLD9991N4003S- T5CP999ICP- N10- T!10

40、kR967B3003Q963KRA104S- XQ962KTC3875/YG/- XQ965KRA104S- XB311622kR953B3001TO CN404,CN4055.0VGVA10092- A2*TO CN406,CN407M9VD5VDVD5V SW*- 24.8V- VDISP- 29.7V- 33.6V0V5.0V9.1V4.9V4.3V0V0V5.0V5.0V0V- 12.5B5VFL SW- 27.7V- 27.6V- 26.9V- 33.6V- 36.6V- 35.0V5.6V4.8V5.0V0V4.9V9.2V0V5.0V12.512.5V12.0V4.8V0V12.

41、0V0V11.2V- 12.5V- 12.5V- 12.4V12.55.0V0V0V4.8V12.0V0VA+12VA- 12VPOWER PWBTHIS BLOCK N.I!*(SHEET 2)(SHEET 2)2-5+-+-STAND- BYKEY1KEY2KEY3KEY4VOL2VOL1REMOCONVIDEO- SWSAFETYBLANK- CTLVOL- DTVOL- CKVOL- DTVOL- CKVCR- S/CVS3VS1VIDEO- RGBVIDEO- YCMIXVIDEO- MUTE2VIDEO- MUTE1VIDEO- LPFCCB- BCR- RS2UDTSCLKINT

42、PU2SDTCPURSTCSS2UDTSCLKINTPCPURSTL- RTUTUSMUTEF+F- VDISPDVD- PONSYS- PONS- MUTESWPONSW- PONHHP- DETL- RS- BOOSTY2- GKEY2CV- Y1SAFETYOUT- SROUT- SLDI- CSCSTU- DOTU- CKTU- CERDS- DATATU- DISETUPKEY1DMUTEDMUTEMICMUTEECHODVDGNDTU- PONRDS- CLKHPOUT- LHPOUT- RMICDIND3.3VDOUTA+12VVOL- MUTEDINVOL- MUTEDVD-

43、PONDVD- POND3.3VU2SDTS- BOOSTA5VSETUPDVDGNDA- 12VDI- CKVOL1VOL2DI- DTKEY4KEY3KEY1REMOCONSTAND- BYDI- CSF+- VDISPF-SYS- PONSYS- PONDGNDDGNDDGNDQ4921KTC3203/OY/- TD4921MTZJ8.2C- T2Q4931KTA1271/OY/- TX4701QAX0246- 001Z321D4703MTZJ4.7B- T2Q4701KRC111S- XD47041SS133- T2Q4702KRC107S- XD4931MTZJ8.2C- T2D49

44、221SS133- T2D49321SS133- T2D49631SS133- T2D48331SS133- T2D48321SS133- T2D4835MTZJ6.8A- T2D48341SS133- T2D47051SS133- T2Q4703KRC102S- XQ4961KTC3203/OY/- TD4961MTZJ4.7A- T2D49621SS133- T2Q4831KRC102S- XD48311SS133- T2IC491KIA7805API123K4701QQR0621- 001ZK4702QQR0621- 001ZIC478RC4558D- X231IC478RC4558D-

45、 X65784IC473SN74HCT32NS- X1413121110987654321CN411QGF1036C1- 3112345678910111213141516171819202122232425262728293031IC477BR24L0887654321CN406QGD2504C1- 04Z4321CN407QGD2504C1- 05Z54321CN405QGD2504C1- 05Z54321CN404QGD2504C1- 05Z54321IC472S- 80840CNNB- W1234IC471MN101C49GFW12345678910111213141516171819

46、2021222324252627282930313233343536373839404142434445464748495051 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75767778798081828384858687888990919293949596979899100CN457QGD2504C1- 03Z123D47071SS133- T2D47061SS133- T2CN415QGF1205C1- 06123456Q4832KRA110S- XQ4833KRC110S- XD4841MT

47、ZJ2.0A- T2D4842MTZJ3.3A- T2CN403QGF1036C1- 2812345678910111213141516171819202122232425262728CN412QGF1036C1- 0745670.022/16C4704C66150.1/160.1/16C47711.5/25vC4006NIC40100.1/16C4791NIC4002C47190.01/50100/16C4961NIC4003220/6.3C4702C651656P/500.01/50C47060.01/50C4705C47180.01/500.01/50C4708C661656P/5010

48、0/16C4901C47200.1/16C47100.01/50v100/16C4903470pC4605C47210.1/160.01/50C4904470pC460647/35C49310.01/50C4902C471110/500.1/16C4772C65150.1/162.2/50C47030.1/16C477347/35C4921100/16C4707100/16C49320.1/16C47740.01/16C4709100/16C492210kR47072.7kR486627kR4752R47122kR4832R65081k10kR4756100R460510kR475315kR4

49、831R4779330R660710k220R4708330R4871R476327kR4735.6kR488610kR4773R477110k330R48722.2kR486422kR4706R48416804.7kR4884R4710100kR477410k100R46062.2kR4922330R48731kR47032.2kR48634.7kR488339kR48342.2kR4760R4781100R48763304.7kR48812.2kR493212kR483310kR4761R4713330R4782100R487533010kR47042.2kR486110kR476210k

50、R4755R48432.21WR47123300R49994.7kR4705R43270R496110kR4754R66081kR4711330R470910010kR4772FRR492110!R4R475110kR41FRR493110!R65010k10kR47574.7kR4835220R4791Q4955KRC102S- XQ49542SA1362/G/- XR48452.2kR484410kR6610100KR6510100KR484210kR4887NIC4014NIC4015NIC4016NIC4017NICN450QGF1205C1- 1312345678910111213C