Chapter 4 Troubleshooting Line Cards
Troubleshooting the
Table
Fault | Corrective Action | ||
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Fail LED is lit indicating that the line card has failed | 1. | Reinsert the line card. | |
| 2. | Replace the line card. | |
| 3. | Insert the line card in another slot. | |
| 4. | Contact the Cisco TAC. | |
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Carrier LED is off and interface is enabled | 1. | Check the fiber optic cable, making sure that it is properly | |
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| attached at both ends. | |
| 2. | Make sure that you are using the proper fiber type. | |
| 3. | Check the cable connections on the remote equipment. | |
| 4. | Contact the Cisco TAC. | |
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Fail LED blinks then lights steadily repeatedly | 1. | Check for bent pins on the backplane. | |
or | 2. | If there are no bent pins, replace with a new line card. | |
3. | Try inserting the line card in a different slot. | ||
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Card seems to be passing traffic (Tx/Rx lights), but |
| If the card works in a different slot, the Cisco uBR10012 | |
cannot communicate with the PRE |
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| backplane may be defective. Contact the Cisco TAC. | |
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Cisco uBR10012 Universal Broadband Router Troubleshooting Guide
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