Alarm List
Alarm Number (1000 to 1999)
Alarm List-338
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1503 SAFETY CIRCUIT IN
FAULT(SV I/O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1504 TUSON RELAY
STICKING
(SERVO I/O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1506 BROKEN
CONTACTOR
FUSE(SERVO I/O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1507 BROKEN S_ON
FUSE(SERVO I/O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1508 SAFETY CIRCUIT
WDT ERROR(SV I/O)
Circuit board failure
(YPU unit)
(1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replace the board to be safe.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy
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