No. Display message Description of display messages Corrective action
52 Sc-F03 Fitted communication module fault Internal communication to the inserted communications option
module has been lost.
• Check that the module is correctly inserted.
53 Sc-F04 I/O card communications trip Internal communication to the inserted I/O option module has been
lost.
• Check that the module is correctly inserted.
Troubleshooting
50 SRC 311 - SmartRun
™
Installation, Operation, and Maintenance Manual