YASKAWA MOTOMAN DX100, Maintenance Manual, Page: 685 / 729

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Connection failure Check the connection of encoder backup battery.
Voltage failure Check the voltage.
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.
4861 ENCODER
OVERHEAT(SERV
O2) 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.
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.
4862 SPEED A/D
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.
4863 TORQUE A/D
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.
4864 WRONG MOTOR
ROTATION(SERV
O2) 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