Alarm List
Alarm Number (1000 to 1999)
Alarm List-335
Connection failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check the connection and inserting state
of the following cables and connectors.
・ EAXA21-CN507,510
・ EAXB21-CN531,532,533
・ Converter CN551,553
・ EX1SV (External axis SERVO PACK)-CN591,592
Module failure(converter) (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the converter.
EAXA21 board failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the EAXA21 board. Save the
CMOS.BIN before replacing 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).
1400 ENCODER
ERROR(CONVEYOR)
1 Conveyor encoder 1 is
abnormal.
Connection failure,
Module failure (encoder)
Replace the cable of the conveyor encoder 1 or encoder.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
2 Conveyor encoder 2 is
abnormal.
Connection failure,
Module failure (encoder)
Replace the cable of the conveyor encoder 2 or encoder.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
3 Conveyor encoder 3 is
abnormal.
Connection failure,
Module failure (encoder)
Replace the cable of the conveyor encoder 3 or encoder.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
1401 CANNOT CHANGE
CONVEYOR MODE
Input error Do not switch "Encoder / Virtual encoder" with the general signal while
performing the conveyor synchronized function.
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy
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