Yaskawa Sigma-5 User Manual: Design and Maintenance - Linear Motors User Manual
Page 274

8.1 Troubleshooting
8-23
8
T
roubleshooting
A.F50: 
Servomotor Main 
Circuit Cable
Disconnection
(The servomotor did not 
operate or power was not 
supplied to the 
servomotor even though 
the servo ON command 
was input when the 
servomotor was ready to 
receive it.)
A SERVOPACK fault occurred.
−
The SERVOPACK may be faulty. 
Replace the SERVOPACK.
The wiring is not correct or there
is a faulty contact in the motor 
wiring.
Check the wiring.
Make sure that the servomotor is 
correctly wired.
CPF00:
Digital Operator 
Transmission Error 1
The contact between the digital 
operator and the SERVOPACK is 
faulty.
Check the connector contact.
Insert securely the connector or 
replace the cable.
Malfunction caused by noise 
interference
−
Keep the digital operator or the 
cable away from noise sources.
CPF01:
Digital Operator
Transmission Error 2
A digital operator fault occurred.
−
Disconnect the digital operator and
then re-connect it. If the alarm still 
occurs, the digital operator may be 
faulty. Replace the digital operator.
A SERVOPACK fault occurred.
−
Turn the power supply OFF and 
then ON again. If the alarm still 
occurs, the SERVOPACK may be 
faulty. Replace the SERVOPACK.
Alarm:
Alarm Name
Cause
Investigative Actions
Corrective Actions
