YASKAWA MOTOMAN DX100, Maintenance Manual, Page: 323 / 729

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1557 DEFECTIVE
ENCODER ABSO
DATA(SV2) Connection failure (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, check the connection and insertion of the
following cables and connectors.
[Robot axis]
· Cable between encoders
· EAXA-CN508
[External axis]
· Cable between encoders
· EAXB-CN0534,535,536
Module
failure(encoder) (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the encoder.
Module
failure(SERVOPACK
) (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the SERVOPACK.
1558 ENCODER OVER
SPEED(SERVO2) Module
failure(encoder) (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the encoder.
Module
failure(SERVOPACK
) (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the SERVOPACK.
1559 GATE ARRAY
ERROR(SERVO2) Module
failure(SERVOPACK
) (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the SERVOPACK.
1560 SYSTEM
ERROR(SERVO2) Module
failure(SERVOPACK
) (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the SERVOPACK.
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy