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ErrorLib — Industrial Fault Code Library

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104

Power Board Checksum 1 Error

Allen-Bradley · PowerFlex 700

What does 104 mean?

The checksum read from the EEPROM on the power board does not match the checksum calculated from the EEPROM data. This indicates data corruption in the power board's non-volatile memory.

Common Causes

  • Error detected during self-check of the power board firmware.
  • Corrupted data on the power board memory.
  • Power board component degradation affecting checksum calculation.
  • Attempted unauthorized modification of power board firmware.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Clear the fault.

  2. 2

    Cycle power to the drive.

Browse all codes in this manual (49)
Verified technical data. Last updated: April 2026

Related Faults

100Parameter Checksum Error101UserSet1 Chksum102UserSet2 Chksum
Source: Allen-Bradley PowerFlex 700
Open Manual (Page 88)Search more codes in this manual