Troubleshooting the T1600 SCGs
Problem
The following alarms and LEDs indicate a problem with an SCG:
- The yellow FAIL LED on the SCG faceplate is lit.
- The green FAIL LED on the SCG faceplate is not lit.
- A red alarm indicates that the SCG has failed or has been removed.
- A yellow alarm indicates that the SCG is not online.
Solution
To troubleshoot the T1600 SCGs:
- Check the LEDs on the faceplate of each SCG.
- Check the LEDs on the craft interface.
- Use the CLI to check for alarms.
- Standalone T1600 router—Issue the show chassis alarms command to view the alarms.
- T1600 router in a routing matrix—Issue the show chassis alarms lcc lcc-number command to view the alarms.
In Table 1, the text in the column labeled ”LCD Message” appears in the display of the craft interface. The text in the column labeled “CLI Message” appears in the output from the show chassis alarms command.
Table 1: T1600 Chassis Alarm Messages for the SCGs
Alarm Type | LCD Display Message | CLI Message |
|---|---|---|
Red | SCG SCG-number Failure | |
Red | SCG SCG-number Removed | |
Yellow | SCG SCG-number Not Online |
