YASKAWA MOTOMAN DX100, Maintenance Manual, Page: 322 / 729

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Setting error Check the settings for manipulator motion condition (influence by external
force, load condition).
Module
failure(motor) (1)Reset the alarm.(In case of major alarm, turn the power OFF then back
ON.)
(2)If the alarm occurs again, replace the motor.
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.
1555 ENCODER BACK-
UP
ERROR(SERVO2) Voltage failure Check the voltage of the encoder backup battery.
Connection failure Check the insertion and connection of the followings.
· Encoder backup battery
· Between encoders
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.
1556 DEFECTIVE
ENCODER IN-
DATA(SV2) 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.
Alarm
Number
Alarm Name Sub
Code
Meaning Cause Remedy