Jvc XVS 40 BK Service Manual
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Extracted text from Jvc XVS 40 BK Service Manual (Ocr-read)
Page 1
2-1 XV-S40BK/XV-S42SL XV-E100SL FEP (Front end processor) IC101 4CH Driver IC271 SPINDLE MOTOR DRIVER IC251 ODC (Optical disc controller) IC301 IC311 ZIVA WAIT OSCI/O X401 EPROM IC403 Unit CPU IC401 ADSC (Digital servo controller) IC201 16M ROM IC402 CN101 CN502 CN503 T1CD T2CD F1CD F2CD TR TC TD TA F2DVD F1DVD T+ T- F+ F- TDOFS FODRV TRDRV TRSDRV BDO OFTR TGBAL TBAL TE RFENV FBAL FE TG AS ARF+ ARF- TESTSG JLINEFEPEN CPSCK SDOUT SLEEP CDDET1 CDDET2 PLLOK DAT0~3 ADSCEN CIRCEN CPSCK SDOUT ADSCIRQ /WR /RD /WR /RD STD0~7 WAITODC WAITDEC WAIT DECIRQ CPUA1~20 CPUD0~7 CPUA0~2 LSIRST AV DECODER IC501 27MHz IC502 IC503 16M SDRAM IC505 16M SDRAM IC504 SYSCLK DA-IEC C/R/V Y/B/U CVBS/G/Y CVBS DA_DATA1 TO CN701 SHEET 4 TO CN961 SHEET 2 FROM EXL-V7-1 FROM EXL-V7-1 FROM FLM-J1-1 LVB10226-A1 CPUD0~7 EPDO EPDI EPSK EPCSTX 85 IC312 59 60 IC321 IC322 CPUD0~7 CPUA0~17 U2SDT S2UDT SCLKO REQ BUSY CPURST CN201 CN202 V+5V Block diagrams DVD Servo control & AV decoder section(SHEET 5,6) FM+ FM- LM+ LM- VH SM1~3 H1+~H3+ H1-~H3- SBRK SPMUTE FG DRVMUTE SWOPEN SWUPDN
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2-2 XV-S40BK/XV-S42SL XV-E100SL TO FW801 SHEET 1 TO FW802 SHEET 1 TO CN503 SHEET 6 SYSTEM CONTROLLER IC701RESET IC702 OSC X701(8MHz) DAC IC703 DAC CONTROL LPF IC741,IC751 OPTICAL DIGITAL OUT J703 ANALOG AUDIO OUT MUTE Q791 Q743,Q753 Q744, Q754 D791,D792 MUTE OPTICAL DIGITAL OUT -12V +12V TO SHEET 2 TO SHEET 3 CN703 CN702 CN701 LEA10016-A1 P.MUTE RESET POWERSW STANDBYIND REMO AIN0 AIN2 DA_DATA1U2SDT S2UDT SCLK REQ BUSY CPURST SWOPEN SWUPDNB5V TX J702 AV COMPULINK AV COMPULINK Q709 AVCI, AVCO AUDIO_R AUDIO_L IC704 D3.3V COAXIAL DIGITAL OUT System control & audio output section(SHEET 4) FL Display & Operation switch section(SHEET 1) S1~S24 1G~13G TO SHEET 1 OUT1C OUT1D OUT2C OUT2D FL DISPLAY DI801 TO SHEET 4 TO SHEET 2S1~S24 1G~13G B5V F- F+OPERATION SWITCH S831~S835 S821 AIN0 AIN2TO CN703 SHEET 4 FW801 REMOTE CONTROL IC801 POWER SWITCH S801 STANDBY INDICATOR D801 REMO TO CN702 SHEET 4 FW802 POWERSW STANDBYIND FW803 Rch Lch