Panasonic SJ-MR220 Schematic Diagrams

Also see for SJ-MR220: Service manual Operating instructions Operating instructions

Panasonic SJ-MR220 Schematic Diagrams Manual pdf 1 page image

IC903B1MBBDA00002POWER MOS FET(MAGNETIC HEAD DRIVE)21345678910654321(RECORDINGHEAD)BCN24312LIFT MOTOR IC904B1MBBLA00001POWER MOS FET(MAGNETIC HEAD DRIVE)CBAD912ZHCS1006TAC91415PD913ZHCS1006TAABCDR9126.8C9150.047ACN901CN3C9124V10C9130.1S1TP146TP148TP1478 7 6 51 2 3 4D1 S1 S1 G1G2S2S2D28 7 6 51 2 3 4D1 S1 S1 G1G2S2S2D2IC401C0GBZ0000006FOCUS/TRACKING COIL,TRAVERSE MOTOR DRIVE,SPINDLE MOTOR DRIVE,ROTARY DETECTORCADBTRAVERSEMOTOR1342CN403C418 0.33D4213SPINDLEMOTOR CBACN404C417 0.033C416 0.033R4126.8KBAC3616059564746444342413938S3BEM FUBEM FVBEM FWSL COMSL PG2SLW OUTSL VM2SLV OUTSL PG1SLU OUTSL VM1Vcc2Vcc1VGC2MPW IN1SPU INSPV INSPW INSP COMRIBCSTCSL1CSL2FGBRK+BRK-AS GNDS GNDS1S2IN1RIN2FIN2RSTALLSTHBSP VM1SPU OUTSP PG1NCSPV OUTSPVM2SPW OUTSP PG2PW VMPW OUTPW PGC2PC1MC1PEXT CLKNCH2 PG2H2R OUTH2 VMH2F OUTH1F OUTH1 PG1IN1FH1 PG2H2 PG1H1R OUTH1VM101112141516 45673033 37363534322924232826251918172221208504952516258555453134540279311264635748L411C411 4V22C4040.1CBAC412 2200PC413 2200PC414 2200PR411 470C419 0.1C420 0.1C4020.1EFGHIJKLMR431 10KC4014.7C4150.033 A BR40147KTP420UV WUV WCBA DA BC DC4031NEABC DNOTE:The number which noted at the connectors on the schematic diagram as"SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2"indicates the schematic diagram serial number located on the left corner in the schematic diagram.MAIN CIRCUITTP145UV WRECORDING HEADCIRCUITSJ-MR220(EB,EG,GCS,GH) MAIN,RECORDING HEAD SCHEMATIC DIAGRAM0V0V0V2.2V0V0V0V0V0V1.4V0.5V0.4V0V0V0V0.1V0V0.2V0.8V0V1.2V0V2.2V2.2V2.2V2.2V0V0V0V1.5V1.5V1.4V1.5V1.5V1.4V2.2V2.2V5.5V1.2V4.8V0.8V2.9V0V1.4V0V0V1.4V0V0V(0V)(0V)(0V)(0V)(2.2V)(1.1V)(2.2V)(2.2V)(0V)(0V)(0V)(0V)(0V)(1.8V)(2.2V)(1.8V)2.2V1.5V 0V 0V 0V0V0V0V1.5V(0.7V) (0.7V)0V 0V0V0V(3.1V)1.5V1.5V1.4V:POSITIVEVOLTAGE LINE:RECORDINGSIGNAL"DIGITAL" LINE2.2V (0V)(2.2V)(0V)(1.7V)