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JVC TH-V70R Service Manual
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JVC TH-V70R Service Manual

Dvd digital cinema system
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Download this manual See also: Service Manual, Instruction Manual
SERVICE MANUAL
DVD DIGITAL CINEMA SYSTEM
SP-XSV70
SP-PWV70
Contents
Safety precautions
Preventing static electricity
Important for laser products
TH-V70R
SP-XSV70
SP-XCV70
XV-THV70R
1-2
1-4
1-5
COPYRIGHT
2002 VICTOR COMPANY OF JAPAN, LTD.
SP-XSV70
SP-XSV70
Disassembly method
Adjustment method
Description of major ICs
TH-V70R
Area suffix
B ------------------------------- U.K.
E ----------- Continental Europe
EN ------------ Northern Europe
1-6
1-21
1-22~55
No.21108
Jul. 2002

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Summary of Contents for JVC TH-V70R

  • Page 1 TH-V70R SERVICE MANUAL DVD DIGITAL CINEMA SYSTEM TH-V70R Area suffix B ------------------------------- U.K. E ----------- Continental Europe EN ------------ Northern Europe SP-XSV70 SP-XSV70 SP-XCV70 SP-XSV70 SP-XSV70 SP-PWV70 XV-THV70R Contents Safety precautions Disassembly method Preventing static electricity Adjustment method 1-21 Important for laser products...

  • Page 2: Overall Block Diagram

    TH-V70R Block diagrams <Main body section> Overall block diagram CN401 CN592 CN815 CN805 CN806 CN803 CN502 CN972 CN802 CN701 CN101 CN201 CN202 P901...

  • Page 3: System Control Section

    TH-V70R System control section FROM/TO LVA10308-A1 CN401 OF Main board FROM/TO LVA10309-A1 TUNER UNIT (DSP) CN805 CN806 TUNER R TUNER L Q802 B/E/EN IC191 8,9,10 SMUTE version Q805 RDS DECODER SMUTE IEC958 TUDTO TUCK Q804 TUDTI X191 SW P.ON Q807 TUCE SW P.ON...

  • Page 4: Dsp Section

    TH-V70R Audio input/output section LVA10309-A1 IC158 Amp. LOUT1 IC531 Amp. ROUT1 J1103 Q2521 Q1131 SYSTEM IC159 Mute control Mute control CONNECTOR Amp. LOUT2 IC153 IC561 Amp. ROUT2 VOLUME Q1133 Q2561 IC160 Mute control Mute control Amp. LOUT3 FROM/TO IC581 CN806 OF Amp.
  • Page 5 TH-V70R Video output section LVA10308-A1 LVA10308-A3 S802 VER/HOR VER/HOR J592 AV COMPULINK2 S691 RGB/YC RGB/NTB System control CN592 CN815 AVVLR J691 SCART TERMINAL CN803 COMPOSITE/Y CrOUT CbOUT FROM CN502 OF LVA10311-A1 IC601 (DVD servo) VIDEO COUT DRIVER J601 YOUT S-VIDEO...
  • Page 6 TH-V70R Power supply section...
  • Page 7 TH-V70R DVD servo section...
  • Page 8 TH-V70R <Speaker section> SP-THV70 powered subwoofer section...

  • Page 9: Standard Schematic Diagrams

    TH-V70R Standard schematic diagrams To A-1 and A-2 <Main body section> on page 2-12 IC871 System control section RPM6938-SV4 QGF1016C1-31 CN806 CN805 QGF1205C1-11 Q1181 R1181 KTC3203/OY/-T R1182 2.2K CN812 QGA2001F1-05 C1186 100/10 PHOTSW D1184 C1184 R1304 MTZJ7.5C-T2 47/25 R1303 W812...
  • Page 10 TH-V70R TH-V70R Video output section J592 R505 R504 R503 R502 R501 QNS0089-001 6.8k 3.9k 3.3k S551 R593 QSW0851-001 J592 D591 QNS0089-001 MTZJ6.2C-T2 R594 S505 S504 S503 S502 S501 R510 R509 R508 R507 R506 6.8k 3.9k 3.3k S510 S509 S508 S507...
  • Page 11 TH-V70R Power supply section T901 C951 100p/50 QQS0097-001 Q951 CP951 2SC3576-JVC-T ICP-N10-T EP951 D901 S1WB/A/60-4101 R952 QEZ0136-001Z D951 C960 C961 R901 C908 ERA18-04-T1 82/10 1.5/25 0.0033 L901 QQR1105-001 C952 100p/1000 C907 C909 Q953 R953 L951 -VDISP To A-1 P901 100p/1000...
  • Page 12 TH-V70R TH-V70R DSP section TP603 IC409 GP1FA351RZ R418 C408 47/6.3 R419 CDTI C407 CCLK C411 0.1/16 0.1/16 IC401 IC408 TC74HC00AF-W IC410 C412 0.1/16 GP1FA351TZ AK4527BVQP R415 TP607 C405 0.1/16 C403 47/6.3 Q404 R420 R438 C404 47/6.3 KRC107S-X C406 0.1/16 TP604...
  • Page 13 TH-V70R Audio input/output section LIN+ R2515 C2507 TP509 C2515 180p R2509 R2517 TP501 C2519 C2555 C2503 0.1/16 R2513 R2503 0.1/16 4.7/25 R2507 IC511 TP511 R2519 BA15218F-XE IC510 LIN- BA15218F-XE R467 C2517 C2513 C2553 5600p 1800p 5600p C2520 R2501 0.1/16 C2556...
  • Page 14 TH-V70R TH-V70R DVD servo section 1/4 K301 S3.3V K302 D3.3V K303 D1.8V K304 R341 5.6K DGND C144 0.01/16 T2CD C113 C145 22/6.3 F2CD ODCIRQ2 R318 To A-5 ODCIRQ on page 2-15 R319 T1CD C141 TP309 0.1/16 HDTYPE C347 TP308 0.1/16...
  • Page 15 TH-V70R DVD servo section 2/4 D3.3V D3.3V D1.8V D3.3V K504 NQR0007-002X R995 R998 To A-5 C524 C527 on page 2-16 47/4 47/4 To G-5 on page 2-14 K501 NQR0007-002X PWE0 C511 47/4 IC505 W986432DH-7 C501 C512 0.1/16 0.1/16 MD10 MD11...
  • Page 16 TH-V70R TH-V70R DVD servo section 3/4 To F-5 on page 2-15 D3.3V D3.3V LADD16 CN502 QGB2027L1-26X C910 IC509 SST39VF160-7CEK K519 NQR0007-002X IC512 C904 LADD15 74LCX373MTC-X 0.1/16 R604 LADD14 LADD13 C906 0.1/16 LADD12 AD15 LADD6 LADD19 CN501 LADD11 AD19 C902 0.1/16...
  • Page 17 TH-V70R DVD servo section 4/4 (Voltage value) 2-17...
  • Page 18 TH-V70R TH-V70R FL display section DI701 QLF0097-001 C710 4.7/50 C709 4.7/50 C707 C706 0.01/16 100/6.3 To B-1 on page 2-9 X701 NAX0248-001X R752 DATAIN R753 CLOCK R755 RESET INITIAL CLOCK C701 0.01/16 Q707 Q706 DATAIN IC701 MN101C35DKB INITIAL REMOCON IC711...