CPF07

Terminal Board Connection Error

Yaskawa · Drive Fault Codes

What does CPF07 mean?

An error related to the connection of the drive's terminal board, which provides external input/output connections (e.g., digital inputs, analog outputs). This can lead to loss of external control signals or incorrect feedback, causing operational issues.

Common Causes

  • Loose or improper connection of the terminal board to the main control board
  • Damage to the terminal board connectors or the ribbon cable connecting it to the main board
  • Physical damage to the terminal board itself, affecting its electronic components.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Power down the drive and inspect the terminal board's connections to the main board for secure seating.

  2. 2

    Check the ribbon cable or interconnecting wiring for damage (e.g., cuts, pinched wires) or proper seating.

  3. 3

    Verify that no foreign objects are shorting contacts on the terminal board or its connector.

Browse all codes in this manual (60)
Verified technical data. Last updated: March 2026

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