I/O Bus Severe Error (See Log)

What does E2-16129 mean?

A severe error has occurred on the I/O bus module, significantly impacting its operation. More detailed information regarding the specific cause and context of this error is available in the system log files, which should be consulted for proper diagnosis and troubleshooting.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Verify the physical connections and power supply to the I/O module.

2. 4

   Contact ABB technical support with the complete log data if the issue cannot be resolved internally.