JVC-THC90-ddcs-sm维修电路原理图.pdf

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1、SERVICE MANUAL COPYRIGHT 2006 Victor Company of Japan, Limited No.MB570 2006/9 DVD DIGITAL CINEMA SYSTEM MB57020069 TH-C90A,TH-C90US,TH-C90UX, TH-C90UG,TH-C60US,TH-C60UP, TH-C60UW,TH-C60UX,TH-C60UY, TH-C60UG Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) TAB

2、LE OF CONTENTS 1PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 2SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3、. . . . . . . 1-7 3DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8 4ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4、 . . . . . . . . . . . . . . . 1-39 5TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-43 XV-THC90 SP-PWC90 SP-THC90FSP-THC90F SP-THC90C SP-THC90SSP-THC90S XV-THC60 SP-PWC60 SP-THC60FSP-THC60F SP-THC60C

5、 SP-THC60S RadioFans.CN 收音机爱 好者资料库 1-2 (No.MB570) SPECIFICATION Center unit (XV-THC90/XV-THC60) *1: Corresponding to Linear PCM, Dolby Digital, and DTS Digital Surround (with sampling frequency -32 kHz, 44.1 kHz, 48 kHz) *2: For the countries of the Middle East Subwoofer (SP-PWC90) Subwoofer (SP-PWC

6、60) Audio sectionDigital input*1DIGITAL IN (DBS) (OPTICAL)-21 dBm to -15 dBm (660 nm 30 nm) Analog inputAUX IN (VCR) TAPE IN (Only for XV-THC90) Analog outputTAPE OUT (Only for XV-THC90) Video sectionVideo SystemPAL/NTSC Horizontal Resolution500 lines Signal-to-Noise Ratio64 dB Video output levelCom

7、posite1.0 V(p-p)/75 S-video-Y1.0 V(p-p)/75 S-video-CFor PAL: 0.3 V(p-p)/75 For NTSC: 0.286 V(p-p)/75 Component-Y1.0 V(p-p)/75 Component-PB/PR0.7 V(p-p)/75 Video input sensitivity/ Impedance (VCR IN) Composite1.0 V(p-p)/75 S-video-Y1.0 V(p-p)/75 S-video-CFor PAL: 0.3 V(p-p)/75 For NTSC: 0.286 V(p-p)/

8、75 USB storageUSB specificationCompatible with the USB 2.0 Full-Speed Compatible deviceMass Storage Class Compatible file systemFAT16, FAT32 Bus power supplyMax. 500 mA Tuner sectionTuning RangeFM87.50 MHz to 108.00 MHz AMAt 10 kHz intervals : 530 kHz to 1 710 kHz (1 600 kHz)*2 At 9 kHz intervals :

9、531 kHz to 1 710 kHz (1 602 kHz)*2 GeneralPower RequirementsAC 110 - 240 V , 50/60 Hz (For US, UG, UX) AC 240 V , 50 Hz (For A) AC 110-240 V , 50/60 Hz (For UW) Power Consumption25 W (at operation), 1.2 W (in standby mode) Dimensions (W H D)400 mm 85 mm 316 mm Mass3.8 kg Amplifier sectionFront/Cente

10、r/Surround140 W per channel, RMS at 4 at 1 kHz, with 10 % total harmonic distortion. Subwoofer300 W, RMS at 4 at 40 Hz, with 10 % total harmonic distortion. Speaker sectionSpeaker unit25 cm Bass-reflex Power Handling Capacity300 W Impedance4 Frequency Range25 Hz to 200 Hz Sound Pressure Level74 dB/W

11、m GeneralPower RequirementsAC 110 V/ AC 127 V/ AC 220 - 240 V , 50/60 Hz Power Consumption110 W (at operation), 0 W (in standby mode) Dimensions (W H D)264 mm 481 mm 459 mm Mass17.6 kg Amplifier sectionFront/Center/Surround135 W per channel, RMS at 4 at 1 kHz, with 10 % total harmonic distortion. Su

12、bwoofer135 W, RMS at 4 at 100 Hz, with 10 % total harmonic distortion. Speaker sectionSpeaker unit16 cm Bass-reflex Power Handling Capacity140 W Impedance4 Frequency Range30 Hz to 200 Hz Sound Pressure Level75 dB/Wm GeneralPower RequirementsAC 110 V/ AC 127 V/ AC 220 - 240 V , 50/60 Hz Power Consump

13、tion135 W (at operation), 0 W (in standby mode) Dimensions (W H D)171 mm 411 mm 458 mm Mass12.3 kg RadioFans.CN 收音机爱 好者资料库 (No.MB570)1-3 Satellite Speakers (SP-XTHC90) Satellite Speakers (SP-XTHC60) Designs 0 x01:J,C 0 x02:1U 0 x03:D 0 x04:E 0 x05:2U 0 x06:3U 0 x07:UB 0 x08:UT 0 x09:4U 0 x0a:UY 0 x0

14、b:EE 0 x0c:UF Region indication (#part) Learning state and initialize state from backend are indicate displayed in 7th and 8th column of FL indication. It is blank indication in 0 xFF. Learning state (7th column) 0 x07:BCA CHECK OK incomplete DVD learning incomplete CD learning incomplete (indicatio

15、n 7) 0 x06:BCA CHECK OK incomplete DVD learning compleate CD learning incomplete (indication 6) 0 x05:BCA CHECK OK incomplete DVD learning incompleate CD learning complete (indication 5) 0 x04:BCA CHEK OK incomplete DVD learning complete CD learning complete (indication 4) 0 x03:BCA CHECK OK complet

16、e DVD learning incomplete CD learning incomplete (indication 3) 0 x02:BCA CHECK OK complete DVD learning complete CD learning incomplete (indication 2) 0 x01:BCA CHECK OK compleate DVD learning incomplete CD learning complete (indication 1) 0 x00:BCA CHECK OK compleate DVD learning complete CD learn

17、ing complete (indication 0) (Result of BCA READ CHECK becomes only BCA READ OK with completion.) Initial state (the 8th column) 0 x03:FULL initialization end (indicate 3) 0 x00:NORML initialization end (indicate 0) 0 xFF:Initialization incomplete (Blank indication) REMARKS (No.MB570)1-41 4.3DVD spec

18、ial mode 4.3.1Special mode 4.3.2DVD upgrade 4.3.3ROM correction (System micon) Press 10 at 10 key of remocon.DVD-DL (parallel, opposite), Serch & jitter measurement of the specified position of DVD-SL. 5 6 7 8 CHEC K 7 Press MENU key of remocon.Return to STEP2. Press POWER key of main unit.Releasr t

19、he TEST MODE. Press STOP key of main unit/ remocon. Disc stop, LD-OFF. Press OPEN/CLOSE key of main unit/remocon. Tray open/close. Press PLAY key of main unit/ remocon. Disc playback. *1 Mode toggle by press MENU key. *2 STEP2-3 and STEP3 are only for DVD-AUDIO or VR correspondence model. STEPOPERAT

20、IONMOVEMENTREMARKS FL (LCD) indication 13121110123456789 Upper:0 x00-0 x06 (Measured position with VT-501) Lower:Jitter value Upper:Laser current value (Backup value, Real measured value) Lower:Jitter value When this key is pushed any STEP, the test mode is canceled. Mode nameOperationFunction Load

21、up grade discDVD up grade Load ROM CORR disc Load ROM CORR disc ROM CORR (System micon) ROM CORR (Mecha micon) Do the update the DVD firmware. Do the repair of system micon problem. Model number of ROM CORR is A300 Do the repair of mecha micon problem. Invalid the inside of TEST mode. ProcessingFL i

22、ndicationDisplay (OSD) indicationRemarks READINGTOC READ UPGRADE _OPEN_ _OPEN_ DATA READ WRITING END NOW READINGTOC reading Writing the data to flash rom. Input a main unit and all the key of remote control are forbidden. Upgrade completed. Prohibition of a key input is canceled as initialization en

23、d status. Disc data reading Indicate firm current versin, new version and reminder sector quantity. Only POWER OPEN/CLOSE key of a main unit is validated. OPEN VERSION UP DISC PROGRAM&DESTINATION MODE CURRENT VERSION NEW VERSION READING. SECTOR VERSION UP DISC PROGRAM&DESTINATION MODE CURRENT VERSIO

24、N NEW VERSION WRITING. ProcessingFL indicationDisplay (OSD) indicationRemarks READINGTOC READ ROM_CORR ROM_CORR COMPLETE DATA READ WRITING END NOW READINGTOC reading Writing the data to EEPROM. Input a main unit and all the key of remote control are forbidden. ROM CORRECTION completed. Prohibition o

25、f a key input is canceled as ROM CORR completed status. Disc data reading Indicate firm current versin. Only POWER OPEN/CLOSE key of a main unit is validated. VERSION UP DISC SYSCON UP MODE CURRENT VERSION WRITING. VERSION UP DISC SYSCON UPG MODE CURRENT VERSION READING. SECTOR 1 VERSION UP DISC SYS

26、CON UPG MODE CURRENT VERSION WRITING. *ROM CORR data confirm The following processings are performed in order to prevent that fault occurs, when a new micon / the old micon / ROM collection is intermingled. The data (ID) which a micon should make a judgment standard is stored in a E2PROM start addre

27、ss 2 bytes. A data format presupposes that it is free (the version of the data which can be differentiated etc. is desirable). When the ROM coll data area of E2PROM is read at the time of a reset start and data exists, it processes by judging whether it is by the ROM coll data which should be applie

28、d. In the case of the data which should be applied good : It progresses to the following step by un-processing. In the case of the data which should be applied and which does not come out, it is no : All the ROM coll data area of E2PROM is cleared (FF). 1-42 (No.MB570) 4.3.4ROM correction (Mecha mic

29、on) 4.4Key special mode 4.5Remocon special mode ProcessingFL indicationDisplay (OSD) indicationRemarks READING_TOC READ READING_ READING_ REDING_ MECH_OK_ DATA READ WRITING END NOW READINGTOC reading Writing the data to EEPROM. Input a main unit and all the key of remote control are forbidden. ROM C

30、ORRECTION completed. Prohibition of a key input is canceled as without disc type is UPGRADE status. Disc data reading Indicate firm current versin. Only POWER OPEN/CLOSE key of a main unit is validated. VERSION UP DISC SYSCON UP MODE CURRENT VERSION WRITING. VERSION UP DISC SYSCON UPG MODE CURRENT V

31、ERSION READING. SECTOR 1 VERSION UP DISC SYSCON UPG MODE CURRENT VERSION WRITING. Mode nameOperationFunction Press STOP key & PLAY key together at TUNER AM then 9kHz step. Tuner 9k/10k select (U*version) Press STOP key & PAUSE key together at TUNER AM then 10kHz step. Press STOP key & EJECT1 key tog

32、ether at P.OFF. TRAY LOCK At AC off line condition, press PLAY+POWER together and keep condition, connect AC. DVD TEST MODE 9kHz/10kHz step select of TUNER AM band. Indication 9k STEP , 10k STEP Operation to TEST mode to on of DVD backend. Operation of internal TEST MODE is refer the TEST mode. Do t

33、he TRAY LOCK mode select. Temporaly P.ON operation, select LOCKED, UNLOCKED. (Not done P.ON operation). Transience (2sec.) indication end, and then return to P.OFF mode. When press the EJECT key at LOCK mode, at P.OFF condition tempraly P.ON operation and then transience (2sec.) indication LOCKED. A

34、t P.ON condition, transience (2sec.) indication LOCKED. Mode nameFunction COLD START FL all on Preset frequency writeing Operation 2-times input at P.OFF. Input at P.ON. Input at P.ON.Version indication Fix by 2 time input, operation temporaly P.ON and then transience(3sec.) indication COLD SET. Ind

35、ication end, done the P.OFF mode. AC to off line, operation the COLD START.B330 : remote controller press POWER + STOP + 0 key together. Indication turn Syscon version - Unit version - Distination, Chip select by transience(5 sec.). Syscon version : SC # $ (# : Sys version,$ : Sys ROM-corr) Unit ver

36、sion : BE % (% : Unit version) Distination, Chip select 1 : $K%H%($ : sys distination, K% : KARAOKE H% : HDMI CS, S% : SOURCE CS % are each select status 0 or 1) B33E : Press remocon POWER + STOP + 10 key together. Rewrite preset frequency, LED on chek(each 300ms), FL all on. LED on turn: STANDBY -

37、ILLUMI - REMOCON - Volume control of key input, keep high-speed mode until POWER OFF. B331 : Remocon POWER + STOP + 1 key together (No.MB570)1-43 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING. (No.MB570) Audio/Video Systems Category 10-1,1chome,Ohwatari-machi,Maebas

38、hi-city,371-8543,Japan Victor Company of Japan, Limited VPT Printed in Japan SCHEMATIC DIAGRAMS TH-C90A,TH-C90US,TH-C90UX,TH-C90UG TH-C60US,TH-C60UP,TH-C60UW TH-C60UX,TH-C60UY,TH-C60UG Contents Block diagrams Standard schematic diagrams Printed circuit boards 2-1 2-3 2-18 to 22 CD-ROM No.SML200609 D

39、VD DIGITAL CINEMA SYSTEM No.MB570SCH 2006/9 COPYRIGHT 2006 Victor Company of Japan, Limited. Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade) XV-THC90 SP-PWC90 SP-THC90FSP-THC90F SP-THC90C SP-THC90SSP-THC90S XV-THC60 SP-PWC60 SP-THC60FSP-THC60F SP-THC60C SP-TH

40、C60S 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 resistor ( ), diode ( ) and ICP ( ) or identified by the mark nearby are critical for safety. 2-1 Block diagram CN102 Tuner Pack T901

41、 POWER TRANS. IC901 SWITCH REG. D901 DIODE BRIDGE Q951, Q953 FL SW, -VDISP SW AC IN P901 Q959,Q984 M9V REG. Q958,Q969 A12V SW Power supply section IC501 FL DRIVER DI501 FL DISPLAY IC511 REMOCON F+/-,-VDISP B5V,D5V CN501 VOL1 VOL2 REMOCON DI-CK DI-DT DI-CS G1 to G11 S1 to S17 JS541 VOLUME S531 to S54

42、0 DISC_KEY KEY3 KEY4 D551 ILLUMINATION LED ILLUMI1 ILLUMI2 HP-L/R HP_DET HPOUT_L/R FL display section S521 POWER SW D511 STANDBY LED KEY1 STANDBY FW521 S522,S523 S526 to S529 OPERATION SW KEY1 KEY2 Top key section DVD changer mechanism section CN1 IC1, IC2 TRAY / POSITION MOTOR DRIVER POS_UP POS_DOW

43、N TR_OP, TR_CL W7 SUB TRAY START SW M1,M2 TRAY/POSITION MOTOR M S.TR_ST CN2 SW1 to SW5 TRAY1 to 5 CLOSE SW SW6 TRAY OPEN SW M.TR_OP TR1_CL to TR5_CL CN3 R1 POSITION SENSOR SW8 SUB TRAY END SW W1 W2 IC101 SIG SEL. VOL AMP. IC131 HP AMP. Q1101,Q1102 S.MUTE Q1131 to Q1133 HP MUTE TAPE OUT TAPE IN J1101

44、 AUX IN L/R-IN L/R-OUT L/R-IN HPMUTE MIC MIC HP_OUT_L/R CN414 IC481J1102 DIGITAL IN RX L+RCIN L+RSWIN IC121 TUNER L.P.F. Audio & Digital input section Mic Jack section DVD_U2SDT, DVD_BUSY CN450 CN502 CN451 STAND-BY, REMOCON KEY1, KEY3, KEY4 DI-CK, DI-DT, DI-CS CN457 CN410CN406 Q4091, Q4092 TU9V REG.

45、 TU_PON IC472 RESET RST Q4012 AC OFF DETECT INH X4701 8MHz AVC_OUT AVC_IN DVD_RST DVD_CS DVD_CK DVD_S2UDT Q4821 AM-BEAT CUT AM BEAT IC477 EEPROM EEP-DT EEP-WP EEP-CK TU-L/R TU_DTI, TU_DTO TU_CK, TU_CE IC471 SYSTEM MICOM DEVICE KEY WRITING CN413 CN101 CN415 CN411CN403 DVD_U2SDT2 DVD_BUSY2 Q4811, Q481

46、2 SW-PON ADINL/R OUT-L/R OUT-SL/SR OUT-C OUT-SW LRMUTE VOL_DT VOL_CK TU-L/R ADIN-L/R OUT-L/R OUT-SL OUT-SR OUT-C OUT-SW SW_PON2SW_PON VOL_DT, VOL_CK HPMUTE, SMUTE System control section C Y V Y1 V C V_SW VCR_S/C V_YCMIX, V_LPF, V_RGB V_MUTE1, V_MUTE2 IC411 VIDEO SW S-VIDEO IN COMPOSITE VIDEO IN J440

47、1J4402 Pr Pb Y CR CB Y2 C Y V COMPONENT VIDEO OUT IC431 VIDEO DRIVER S-VIDEO OUT COMPOSITE VIDEO OUT Video input/output section A12V A12V F+,F- -VDISP M9V D998 SWD5V REG. SWD5V Q974,Q989 SW5.6V REG. SWD5.6V D999 B5V REG. Q954,Q979 SW5V REG. DVD-PON D5V B5V TU9V SYS-PON J6001 HEADPHONE OUT VOL1, VOL2

48、, HP-_DET IC473 LEVEL SHIFT HPOUT_L/R S-MUTE SWOUT COUT SLOUT SROUT LOUT ROUT SW CQ1123 SWC MUTE Q1122 SL SR MUTE Q1121 LR MUTE IC113 SW/C AMP. IC112 SL/SR AMP. IC111 L/R AMP. SYSTEM CONNECTOR J1103 SL SR L R SW_PON CN404 D6VA6V CN402 D2V,D4V Used for TH-C90 Used for Area suffix UG/US/UX IC701 Q7401

49、,Q7402 MIC ALC/AMP. IC761 DIGITAL ECHO VR701,Q7301,Q7302 MIC VOL./MUTE MIC ECHO MICMUTE ECHO MIC-DET MICMUTE ECHO MIC-DET MICMUTE CN701 CN455 J7001J7002 MIC IN 1 MIC IN 2 MIC-DET MIX IN IC201 DRVER IC451 MECHA CONTROLLOR IC301 DVN IC505 SDRAM IC509 FLASH ROM IC811 USB TRANCEIVER IC801 801 5V REG. IC452 EEPROM IC510 EEPROM CN453 DVD traverse mechanism CN101 A, B, C, D, E, F, RF+, LPC1, LPC2 F+/- T+/- FM+/- WOUT, VOUT UOUT,