Yaskawa Sigma Mini - Manual (Page 231)

5.2 Error Diagnosis and Troubleshooting
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Cause Remedy
A Encoder wiring incorrect or poor
connection.
Check wiring and connectors at encoder.
B Noise in encoder wiring. Separate encoder wiring from main wiring
circuits.
C Encoder defective. Replace Servomotor.
D Circuit board (1PWB) defective. Replace Servopack.
13.CPF00
Display and Outputs
Digital Operator Display Alarm Name Alarm Output
CPF00 Digital Operator transmission
error 1
Not specified.
Note This alarm is not stored in alarm traceback function memory.
Status when Alarm Occurred
A
,
B
,
C
,
D
At power ON. Digital
Operator connected be-
fore Servopack power
turned ON.
Digital Operator con-
nected to Servopack after
power turned ON.
A
,
B
,
C
,
D
Cause Remedy
A Cable defective or poor contact between
Digital Operator and Servopack.
• 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 Servopack defective. Replace Servopack.
14.CPF01
Display and Outputs
Digital Operator Display Alarm Name Alarm Output
CPF01 Digital Operator transmission
error 2
Not specified.
Note This alarm is not stored in alarm traceback function memory.
Status when Alarm Occurred
A
,
B
,
C
,
D
During operation
5