Display and outputs status and remedy for alarm, Cpf01 – Yaskawa MP940 User Manual
Page 396

10.2 Troubleshooting
10-29
10
Display and Outputs
Status and Remedy for Alarm
CPF01
CPF01: Digital Operator Transmission Error 2
This alarm is not stored in the alarm trace-back function memory.
Display and Outputs
Status and Remedy for Alarm
Alarm Outputs
Alarm Code Outputs
ALM Output
ALO1
ALO2
ALO3
Not specified
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.
Alarm Outputs
Alarm Code Outputs
ALM Output
ALO1
ALO2
ALO3
Not specified
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.
A,B,C,D
A,B,C,D
At power ON. Digital Operator
connected before SERVO-
PACK power turned ON.
Digital Operator connected to
SERVOPACK while power
turned ON.
A,B,C,D
During operation