Cpf04 Internal A/D Err; Cpf05 External A/D Err - YASKAWA GPD 505/P5 Troubleshooting Manual

Major Fault
√ √
506 515
CPF04
Internal A/D Err
Possible Cause(s):
Corrective Action:
Perform a factory initialization , cycle power, replace the control board.
√
506 515
CPF05
External A/D Err
Possible Cause(s):
Noise or spike on the control board input terminals.
Corrective Action:
Perform a factory initialization , cycle power, replace the control board.
Fault Codes
- Motor coasts to a stop, the fault is displayed on the digital
operator, and the fault relay is activated.
505
cpf5
CPU internal A/D converter fault. 506 digital
operator will display CPF05.
Noise or spike on the control board input terminals.
505
N/A
CPU external A/D converter fault.
PP.P5G5.03.Troubleshoot
Page 22
Rev. 06/11/2003