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Ala
rm L
ist
Ala
rm
Numb
er
(
1
00
0 to
19
99)
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