Terminal Board Connection Error
Yaskawa · P1000 AC Drive
What does CPF07 mean?
The drive detected an improper connection or fault with the terminal board. This indicates that the main control board is not properly communicating with the terminal interface, affecting I/O.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Inspect all wiring connected to the drive's control terminal strip (I/O terminals) for loose connections, signs of corrosion, or physical damage.
- 2
Inspect the terminal board's physical connection to the main control board for proper seating and any visible damage to connectors or the board itself.
- 3
Carefully re-seat the terminal board (if modular) and any associated internal communication cables. Then, power cycle the drive.
- 4
Verify relevant drive parameters pertaining to I/O configuration and terminal board settings against the machine's operational documentation.