Issue
Following a loss of power the CX9640 Controller shows no activity on comm2 even though Infinet devices are connected to the field bus. The CX9640 itself shows online but opening the comport shows the mode as Autoset.
Environment
bCX9640
Other controllers that support Infinet field bus.
CX9900
CX9680
ACX5740/20
Cause
The controller has lost its OMS database and the comport has default to Autoset.
Resolution
Reload the controller from CyberStation,