Ala
rm L
ist
Ala
rm
Numb
er
(
4
00
0 to
49
99)
Alarm List-714
Connection failure
(1Reset the alarm.
(2)If the alarm occurs again, check the connection and insertion of the
following cables and connectors.
∙
Amplifier-CN584
∙
EX1SV(External axis servo pack)-CN595
∙
Motor power wiring
∙
Power supply cable (Power cable)
YBK21 board failure
(1)Check if the power has been supplied to the brake voltage of the
following terminal.
Check that the brake has not been locked due to malfunction of the
contactor.
∙
YBK21-CN400
∙
Motor brake terminal
(2) If any error is found, replace the YBK21 board.
YPU unit failure
(1)Reset the alarm.
(2)If the alarm occurs again, replace the YPU unit. Save the
CMOS.BIN before replacing the board to be safe.
Module failure (amplifier)
(1)Reset the alarm.
(2)If the alarm occurs again, replace the amplifier.
Module failure (motor)
(1)Reset the alarm.
(2)If the alarm occurs again, replace the motor.
EAXA21 board failure
(1)Reset the alarm.
(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).
4344
LINEAR
SERVOFLOAT
TRACKING ERROR
Setting error
(1)Check the settings for jobs.
(2)Reset the alarm.
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