Installation guide

5-8
Cisco 6260 Hardware Installation Guide
OL-2365-01
Chapter 5 Troubleshooting
FRU-Specific Problems
5.5 FRU-Specific Problems
The following sections describe symptoms that might occur and the steps that you need to take if you
experience problems with any Cisco 6260 FRU.
5.5.1 NI-2 Card Problems
If you need to remove or replace an NI-2 card as part of the troubleshooting steps below, see Chapter 6,
“Upgrading and Maintaining the Cisco 6260 System,” for instructions.
7. Replace the NI-2 card.
8. If the problem with an E1 interface persists, troubleshoot the I/O module. See the “I/O
Module Problems” section on page 5-14.
System overheats. Troubleshoot the fan tray. See the “Fan Tray Problems” section on page 5-15.
System experiences a
clocking problem.
Troubleshoot the NI-2 card. See the “NI-2 Card Problems” section on page 5-8.
System experiences a
power problem.
Troubleshoot the PEMs. See the “Alarms” section on page 5-17.
Table 5-2 System-Wide Problems (continued)
Symptom Steps to Take
Table 5-3 NI-2 Card Problems
Symptom Steps to Take
Power LED is off.
1. Check the Status LEDs on the line cards and the Input OK LED on each PEM. If all
LEDs are off, or if the red Out Fail LED on either PEM is on, troubleshoot the
PEMs—see the “PEM Problems” section on page 5-16.
2. If the line card STATUS LEDs are lit, remove the NI-2 card from its slot and check
for bent or broken pins on both the card and the backplane. If you find damaged pins
on the card, replace it. If you find damaged pins on the backplane, contact the
Cisco TAC.
Status LED is off, indicating that
the NI-2 card failed to boot or
failed its power-on self test.
Press the Reset button on the NI-2 card. If the problem persists, replace the card.
Critical LED, Major LED, or
Minor LED is on.
See the “System-Wide Problems” section on page 5-3.
A trunk or subtending port fails
to come up.
See the “System-Wide Problems” section on page 5-3.
NI-2 card cannot be fully
inserted into its slot.
Inspect connectors on both the card and the backplane, looking for obstructions, bent pins,
or other damage. If you find damage to a line card connector, replace the line card. If you
find damage to a backplane connector, contact the Cisco TAC.