Troubleshooting
39
8.2 LED Conditions
The following table shows how to use the LEDs to diagnose and correct
problems.
Display Interface Module:
OK
TX/RX
Scenario
Action
1 Hz
1 Hz
Display Interface Module is
not configured or in
Configuration Mode.
Reconfigure the module or exit
Configuration.
5 Hz
Display Interface Module
error
Check the System Event List
for severity.
ON
Flashing
Display Interface Module is
operating correctly.
No action required.
OFF
Display Interface Module is
not operating correctly.
Check the System Event List.
Not
flashing
Display Interface Module is
not communicating correctly
or there are no monitors in
the rack.
Check the System Event List.
= behavior of the LED is not related to the condition.
Display Unit:
Display
Unit
OK
Scenario
Action
5 Hz
Display Unit error
Check the System Event List for
severity.
ON
Display Unit is operating correctly.
No action required.
OFF
Display Unit is not operating
correctly.
Check the System Event List.