Cisco 10000 Series Troubleshooting Manual page 39

Chapter 4 Troubleshooting Line Cards
Table 4-3
Table 4-3
Fault Type
Fail LED is lit yellow indicating that a major fault
has disabled the card
Fail LED blinks then lights steadily repeatedly
or
Card seems to be passing traffic (Tx/Rx lights),
but cannot communicate with the PRE
Fail LED blinks steadily
Link LED does not light but the port is enabled
OL-0439-02
describes the gigabit Ethernet line card fault indications and suggests responses to each.
Gigabit Ethernet Line Card Faults and Recommended Responses
Troubleshooting the Gigabit Ethernet Line Card
Response
Reinsert the line card.
1.
Insert the line card into another slot.
2.
Replace the line card.
3.
If neither of the above responses to a card
4.
failure succeeds, call the Cisco TAC.
Check for bent pins on the backplane.
1.
2. If there are no bent pins, replace with a new
line card.
Try inserting the line card in a different slot.
If the card works in a different slot, the
Cisco 10000 series router backplane may be
defective. Call the Cisco TAC.
This is a user correctable problem. The steadily
blinking LED indicates a transmit failure.
To correct the problem:
Reinsert the GBIC.
1.
If reinsertion fails:
2. Replace the GBIC.
Make sure the fiber optic cable is plugged in
1.
properly, unbroken, and undamaged.
Make sure that you are using the correct type
2.
of fiber optic cable (see
If you have autonegotiation enabled on the
3.
local gigabit Ethernet interface, make sure
that it is enabled on the remote interface also.
If autonegotiation is disabled, it must be
disabled at the remote interface as well.
Replace the GBIC.
4.
Cisco 10000 Series Router Troubleshooting Guide
Table 6-1).
4-7