Troubleshooting The Network Processing Engine - Cisco 7246 - uBR Router Hardware Installation Manual

Chapter 6 Troubleshooting
If you are reseating only the port adapters, you do not need to turn the power off.
Note
a.
b.
c.
Verify the I/O controller enabled LED is on.
Step 3
a.
b.
If the enabled LED remains off after troubleshooting the NPE, the system detected a processor hardware
Step 4
failure. This LED should be on in normal operation. Contact Cisco TAC for instructions.

Troubleshooting the Network Processing Engine

Check the following to help isolate a problem with the network processing engine (NPE):
Step 1 If the I/O controller enabled LED does not go on as expected:
a.
b.
c.
Verify that you are running a version of Cisco IOS software that supports the NPE you are using:
Step 2
a.
b.
c.
If the enabled LED remains off, the system detected a processor hardware failure. This LED should be
Step 3
on in normal operation. Contact Cisco TAC for instructions.
OL-5421-03
With the power supply turned off, reseat the I/O controller and port adapters in their slots.
Tighten all captive installation screws to make sure that the cards are securely seated.
Restart the system.
If yes, the system software has initialized successfully, and the system is operational.
If no, refer to the "Troubleshooting the Network Processing Engine" section on page
Turn off the power to the router.
Reseat the network processing engine in its slot.
Restart the router.
For the latest Cisco IOS software release information, refer to the Cisco uBR7200 series release
notes at the following URL:
http://www.cisco.com/en/US/products/hw/cable/ps2217/prod_release_notes_list.html
Use the show version command to determine the NPE that is installed in your router.
If the router does not respond to the console input, contact Cisco TAC for instructions.
Cisco uBR7200 Series Universal Broadband Router Hardware Installation Guide
Processor Subsystem
6-7.
6-7