3.4.38 ―c4‖ ODU Jumper Cap Error
Error display: ODU mainboard, IDU wired control and IDU receiver light board will display c4
Error judgment condition and method:
If jumper cap model doesn‗t match with mainboard, report the error
Possible reason:
■Jumper cap is not installed
■Jumper cap model is wrong
■Detecting circuit is abnormal
Troubleshooting: