Troubleshooting The Fan Assembly; Troubleshooting Modules - Cisco 7600-SIP-400 - SPA Interface Processor 400 Installation Manual

Chapter 4 Troubleshooting
Table 4-6
Problem
Old fan module does not work
Perform these steps when troubleshooting the fan assembly to isolate a fan assembly problem:
Verify that the FAN LED on the fan assembly is green.
Step 1
If it is not, see the
whether the power subsystem is functioning properly.
Verify that the FAN LED is red.
Step 2
•
•
•
•

Troubleshooting Modules

Perform these steps when troubleshooting the modules to isolate a supervisor engine or module problem:
Verify that all status LEDs are on.
Step 1
If any status LEDs on the supervisor engine or any modules are red or off, the module might have shifted
Step 2
out of its slot. Reseat the module until both ejector levers are at 90 degrees to the rear of the chassis.
Tighten the captive installation screws at the left and right of the module front panel, and restart the
system.
If the status LED on a module is orange, the module might be busy or disabled. Refer to the
Cisco 7600 Series Internet Router Software Configuration Guide, the Cisco 7600 Series Internet Router
IOS Software Configuration Guide, the Cisco 7600 Series Internet Router IOS Command Reference or
the Cisco 7600 Series Internet Router IOS Command Reference publications to configure or enable the
interfaces. After the system reinitializes the interfaces, the status LED on the module should be green.
OL-4503-26
Troubleshooting An Old Fan Module
"Problem Solving to the System Component Level" section on page 4-2
If it is red, the fan assembly is not seated in the backplane or has malfunctioned.
To ensure that the fan assembly is seated properly, loosen the captive installation screws, remove the
fan assembly, and reinstall it.
Tighten all captive installation screws, and then restart the system.
If the FAN LED is still red, the system detects a fan assembly failure. Contact a customer service
representative for instructions.
Solution
Set the following in ROMMON mode:
ALLOWALLFANS=1
ALLOWALLFAN=1
ALLOWANYFAN=1
ALLOWANYPS=1
sync
Cisco 7600 Series Router Installation Guide
Troubleshooting Modules
to determine
4-7