Yaskawa MP940 Reference Manual User Manual
Page 391
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Troubleshooting
MotionSuite™ MP940 Machine Controller Reference Manual
10-38
CPF01
CPF01 is the alarm display for Digital Operator Transmission Error-2.This
alarm is not stored in the alarm trace-back function memory. The alarm
output appears below.
Status when Alarm Occurred
Alarm Output
Alarm Code Output
ALM Output
ALO1
ALO2
ALO3
Not specified
Cause
Remedy
A
Cable defective, or poor contact
between digital operator and servo
amplifier.
Check connector connections.
Replace cable.
B
Malfunction due to external noise.
Separate digital operator and
cable from noise source.
C
Digital operator defective.
Replace digital operator.
D
Servo amplifier defective.
Replace servo amplifier.
Alarm is displayed during
operation
A, B, C, D
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