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ErrorLib — Industrial Fault Code Library

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80

PR6-Trip (Communication error with EEPROM in the power unit)

Kuka · KR C2 Robot Controller

What does 80 mean?

This fault indicates a communication error with the EEPROM (Electrically Erasable Programmable Read-Only Memory) located in the power unit (KSDs). This prevents the power unit from correctly storing or retrieving its specific configuration and operational data, potentially affecting power stage control and overall drive functionality.

Common Causes

  • EEPROM data corruption in the power unit.
  • Communication bus failure between controller and EEPROM.
  • Defective EEPROM module.
  • Power fluctuation during EEPROM read/write operations.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Perform a power cycle of the drive's power unit to attempt to re-establish communication.

  2. 2

    Check for any visible damage or loose connections to the power unit's internal memory module, if accessible for inspection.

  3. 3

    Attempt to re-upload the power unit's specific configuration data from a valid source.

Browse all codes in this manual (58)
Verified technical data. Last updated: April 2026

Related Faults

-1General Path Replay Error-11Path Not Found-13Empty Path Data
Source: Kuka KR C2 Robot Controller
Open Manual (Page 52)Search more codes in this manual