Alarm List
Alarm Number (4000 to 4999)
Alarm List-930
4966 DB RESIST NOT
INSTALLED (SV)
Connection failure (1)Reset the alarm.
(2)If the alarm occurs again, check the connection and inserting state
of the following cables and connectors.
∙ DB resist of CN585 amplifier
∙ Short-circuit connector CN585 amplifier
∙ Amplifier-CN583
∙ Converter-CN556,CN558
DB resist board failure (1)Reset the alarm.
(2)The DB resist may be fired. Replace the DB resist.
Module failure (converter) (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, replace the converter.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4967 RATED CURRENT
AND MAXIMUM
CURRENT HIGH
RESOLUTION PRM
UNDEFINED (SERVO)
Setting error (1)Reset the alarm.
(2)If the alarm occurs again, contact your Yaskawa representative
about occurrence status (operating procedure).
4969 CONVTR POWER
ERR (FREQUENCY)
(SV)
Sub Code: Signifies the axis
in which the alarm occurred
Primary power supply
failure
Confirm that appropriate primary voltage is applied to the breaker.
Prescribed voltage: 200V (+10% to 15%)
Connection failure (1)Turn the power OFF then back ON.
(2)If the alarm occurs again, check the connection and insertion 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.
Alarm
Number
Alarm Name
Sub
Code
Meaning Cause Remedy
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