JRC JFE-582, Service Manual

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O
Check Sheet for Echo Sounder
Japan Radio co.,Ltd
HOW MANY TRANSDUCERS?
1 ONLY ONE FWD AFT
2 TWO
WHICH TRANSDUCER IS ABNORMAL?
1 FWD
2 AFT
3 BOTH
VISUAL INSPECTION
1 WHAT KIND OF SYMPTOM?
1 DOES A "SEABED" IMAGE RECORDING ON PAPER? YES NO
2 DIGITAL "DEPTH" INDICATION ON LCD? YES NO
INDICATE THE FOLLOWING?
2 INDICATE THE FOLLOWING LINE WHEN ABNORMAL WORKING?
1 TIME MARK YES NO
2 ZERO LINE YES NO
3 SEABED (BOTTOM LINE) YES NO
4 MARK LINE (WHEN PUSH THE "MARK" SWITCH) YES NO
3 CABLE CONNECTION
1 TRANSDUCER CABLE
RECORDER (MAIN EQUPMENT)
TERMINAL NO.
"TB201" ON CML-596-2 (5) TXRX C 1- WHITE OK NG
2- SHIILD OK NG
3- BLACK OK NG
2 JUNCTION BOX AW-154F-(50) TERMINAL NO.
1- BLACK -6 OK NG
FWD 2- WHITE -5 OK NG
3- SHILD -4 OK NG
1- BLACK -6 OK NG
AFT 2- WHITE -5 OK NG
3- SHILD -4 OK NG
TIME MARK
ZERO LINE
MARK LINE
SEA BED (BOTTOM)
RECORDING PAPER
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