Service Manual
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M SLED+ SLED- MAIN SECTION MDS-JE320 6-1. BD Section - • Signal path : PB : REC : PB (Digital out) : REC (Digital in) SECTION 6 DIAGRAMS HR901 OVER WRITE HEAD 11 HEAD 14 DRIVE Q181,182 15 17 OVER WRITE HEAD DRIVE IC181 3 18 9 1 18 Q180 2 OPTICAL PICK-UP BLOCK (KMS-260A/J1NP) DETECTOR F I /F SCLK 6 SWDT 5 ...M903 LOADING MOTOR M LOAD-IN LOAD-OUT XRST - 22 - M SPDL+ SPDL- HF MODULE SW IC103,Q102-104 SLED/SPINDLE MOTOR DRIVE FOCUS/TRACKING COIL DRIVE IC152 10 DRIVER 12 21 DRIVER 23 27 DRIVER 25 6 DRIVER 8 85 TFDR 86 TRDR 89 FRDR FFDR 88 92 SFDR 91 SRDR...
M SLED+ SLED- MAIN SECTION MDS-JE320 6-1. BD Section - • Signal path : PB : REC : PB (Digital out) : REC (Digital in) SECTION 6 DIAGRAMS HR901 OVER WRITE HEAD 11 HEAD 14 DRIVE Q181,182 15 17 OVER WRITE HEAD DRIVE IC181 3 18 9 1 18 Q180 2 OPTICAL PICK-UP BLOCK (KMS-260A/J1NP) DETECTOR F I /F SCLK 6 SWDT 5 ...M903 LOADING MOTOR M LOAD-IN LOAD-OUT XRST - 22 - M SPDL+ SPDL- HF MODULE SW IC103,Q102-104 SLED/SPINDLE MOTOR DRIVE FOCUS/TRACKING COIL DRIVE IC152 10 DRIVER 12 21 DRIVER 23 27 DRIVER 25 6 DRIVER 8 85 TFDR 86 TRDR 89 FRDR FFDR 88 92 SFDR 91 SRDR...
Service Manual
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MDS-JE320 - RESET P. DOWN 12 2 9 8 POWER ON/OFF SW Q307, 308 +6V 1 +6V REG IC303 3 3 +B -B 7 -6V 3 -6V REG IC304 2 -32V 3 -32V REG ...SECTION LIMIT REFLECT PROTECT CHUCK IN PACK-OUT PB-P REC-P BCK LRCK 512FS SCLK SWDT XLAT LDON WRPWR MOD LOAD-IN 2 DRIVE 12 89 DA-RST 83 XINIT SCTX 15 SQSY 16 DQSY SLOCK XBUSY 42 MNT3 41 MNT2 33 SHOCK 77 FOK 32 ...CONTROL IC316 75 LD ON 80 WRPWR 86 MOD 5 94 LD IN LED0 43 REMOCOM 14 16 @ @ LOAD-OUT 10 DRIVE 6 LOADING MOTOR DRIVE IC311 4 LOADING SW Q301,302 SDA SCL XRST 94 LD OUT 39 LD LOW 52 SDA 53 SCL 81 DIG-RST FLCLK...
MDS-JE320 - RESET P. DOWN 12 2 9 8 POWER ON/OFF SW Q307, 308 +6V 1 +6V REG IC303 3 3 +B -B 7 -6V 3 -6V REG IC304 2 -32V 3 -32V REG ...SECTION LIMIT REFLECT PROTECT CHUCK IN PACK-OUT PB-P REC-P BCK LRCK 512FS SCLK SWDT XLAT LDON WRPWR MOD LOAD-IN 2 DRIVE 12 89 DA-RST 83 XINIT SCTX 15 SQSY 16 DQSY SLOCK XBUSY 42 MNT3 41 MNT2 33 SHOCK 77 FOK 32 ...CONTROL IC316 75 LD ON 80 WRPWR 86 MOD 5 94 LD IN LED0 43 REMOCOM 14 16 @ @ LOAD-OUT 10 DRIVE 6 LOADING MOTOR DRIVE IC311 4 LOADING SW Q301,302 SDA SCL XRST 94 LD OUT 39 LD LOW 52 SDA 53 SCL 81 DIG-RST FLCLK...