Universal Robots CB3 Error Code C50A104: The IMMI module does not respond

Universal Robots Robot Minor System

Model: CB3 (UR3/UR5/UR10) | Code: C50A104

Applicable Systems
UR3 UR5 UR10 UR3e UR5e UR10e UR16e UR20 UR30

Symptoms

Missing IMMI module, hardware failure or incorrect safety configuration

Possible Causes

  • Missing IMMI module, hardware failure or incorrect safety configuration

Troubleshooting Steps

  1. Step 1: Check the IMMI module and connections,
    Check if the issue is resolved after this step
  2. Step 2: Check the settings in the Hardware tab in the Safety section of the installation
    Check if the issue is resolved after this step

How to Reset

Power cycle the robot controller and perform a complete reboot sequence. If the error persists, update the software to the latest version.

Source: Universal Robots Official Error Codes Directory (https://www.universal-robots.com/manuals/EN/PDF/Shared/ErrorCodes/ErrorCodes.pdf)

Category: Robot