Pr5

Internal Fault (EEPROM)

Lenze · 8200 Vector Drive

What does Pr5 mean?

An internal fault related to the EEPROM (Electrically Erasable Programmable Read-Only Memory) has been detected, indicating a defect in the controller's non-volatile memory. This is a critical hardware failure that can lead to data loss and system malfunction. This fault requires manufacturer intervention.

Complete Troubleshooting Guide

  1. 1

    Immediately contact Lenze technical support, providing the fault code and any contextual information, as the EEPROM is a core component and likely requires replacement.

Source: Lenze Manual