Cisco Systems 7609 Manuale Utente
4-3
Cisco 7609 Internet Router Installation Guide
OL-5079-04
Chapter 4 Troubleshooting
Identifying Startup Problems
LED is red, this indicates that one or more fans in the fan assembly is not
operating. You should immediately contact a customer service representative.
(See the
operating. You should immediately contact a customer service representative.
(See the
.) There are no
installation adjustments that you can make if the fan assembly does not
function properly at initial startup.
function properly at initial startup.
•
Supervisor engine—The supervisor engine contains the system operating
software, so check here if you have trouble with the system software. Status
LEDs on the supervisor engine indicate whether or not the supervisor engine
is able to initialize the switching module.
software, so check here if you have trouble with the system software. Status
LEDs on the supervisor engine indicate whether or not the supervisor engine
is able to initialize the switching module.
If you have a redundant supervisor engine, refer to the Cisco 7600 Series
Internet Router Software Configuration Guide or the Cisco 7600 Series
Internet Router IOS Software Configuration Guide publications for
descriptions of how the redundant supervisor engine comes online and how
the software images are handled.
Internet Router Software Configuration Guide or the Cisco 7600 Series
Internet Router IOS Software Configuration Guide publications for
descriptions of how the redundant supervisor engine comes online and how
the software images are handled.
•
Switching modules—Status LEDs on each switching module indicate if the
module has been initialized by the supervisor engine. A switching module
that is partially installed in the backplane can cause the system to halt.
module has been initialized by the supervisor engine. A switching module
that is partially installed in the backplane can cause the system to halt.
Identifying Startup Problems
LEDs indicate all system states in the startup sequence. By checking the LEDs,
you can determine when and where the system failed in the startup sequence.
you can determine when and where the system failed in the startup sequence.
Perform these steps to identify startup problems:
Step 1
Turn on the power supplies. You should immediately hear the system fan
assembly begin to operate. If you do not, see the
assembly begin to operate. If you do not, see the
. If you determine that the power supplies are
functioning normally and that the fan assembly is faulty, contact a customer
service representative. If the system fan assembly does not function properly at
initial startup, there are no installation adjustments that you can make. To replace
the fan assembly, see the
service representative. If the system fan assembly does not function properly at
initial startup, there are no installation adjustments that you can make. To replace
the fan assembly, see the
.