0x00D1

Option Board Error

Omron · CJ-series CJ2 CPU Unit

What does 0x00D1 mean?

An Option Board error has occurred, indicated by A315.13 and A402.00. This typically happens if the Option Board was removed while the system was operating, if the board itself has failed, or if the connector mating is poor, leading to a loss of its specific functionality.

Common Causes

  • The Option Board was physically removed while the system was operating.
  • The Option Board has experienced a failure.
  • Poor mating or improper connection of the Option Board connector.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the mating of the Option Board connector.

  2. 2

    Reconnect the Option Board connector firmly.

  3. 3

    If the Option Board still fails after re-connection, replace the Option Board.

Browse all codes in this manual (34)
Verified technical data. Last updated: March 2026

Related Faults

Source: Omron CJ-series CJ2 CPU Unit