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Chapter 4 Troubleshooting the Installation
Troubleshooting the Processor Subsystem
Table | RP Alphanumeric LED Messages (continued) | |
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LED Display1 |
| Indications2 |
IOS |
| The Cisco XR IOS software is up and running |
UP |
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MSTR |
| The RP is enabled and recognized by the system |
RP |
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1.The messages shown do not indicate a specific sequence.
2.Some messages appear for a fraction of a second; others last several seconds.
Troubleshooting the Line Cards
As each line card powers up, a
To help isolate a problem with a line card, visually check the two alphanumeric LED displays.
•Are both alphanumeric LED displays on?
The two displays are powered separately. The left display receives power from the
•If both displays are off:
–The line card may not be fully seated into the backplane connector.
–There may be a problem with the MBus module on the line card.
–The system power could be off.
•If both displays are on:
–Check the message being displayed. As soon as the
The system attempts to boot identical line cards in parallel. In addition, the system boots line cards as soon as they are powered on and become available for backup.
| Cisco XR 12406 Router Installation Guide |
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