Yaskawa CPF27: Control circuit fault

Yaskawa PLC & VFD Major plc

Model: A1000 | Code: CPF27

Applicable Systems
GA700 GA500 A1000 V1000 J1000

Symptoms

Drive control circuit malfunction detected.

Possible Causes

  • Control board fault
  • Terminal board connection
  • Internal circuit failure

Troubleshooting Steps

  1. Step 1: Check control circuit board connection for CPF27.
    Fault cleared after corrective action

How to Reset

Reset via operator keypad after resolving root cause.

Source: Yaskawa A1000 Series Technical Manual (Alarm/Fault List), mirrored by gzjunkong.com & xuxingda.com

Category: PLC & VFD