Chapter 5 Troubleshooting
Troubleshooting Switching Modules
5-10
Catalyst 4500 Series Switches Installation Guide
78-14409-08
•
The switch powers down and stays down for a few minutes to a few days for
no clear reason.
•
The output-fail LED on the power supplies are red and no power is delivered
to the chassis. The other LEDs on the power supply are green.
•
The Status LEDs on the switching modules and the supervisor engine are
flashing green.
•
CPU Utilization LEDs are flashing green or off.
If you observe these conditions, contact the Cisco TAC for assistance in ordering
replacement redundancy modules and a clock.
Troubleshooting Switching Modules
Each switching module has one LED labeled STATUS that provides information
about the module and one numbered LED labeled LINK for each port on the
module.
Figure 5-1
shows the Gigabit Ethernet port and status LEDs.
Figure 5-2
shows the 10/100BASE-T port LEDs.
Table 5-1
describes the switching module
LEDs and their expected behavior.
Figure 5-1
Gigabit Ethernet Port and Status LEDs
1
26854
1000BASE-X SWITCHING MODULE
STATUS
2
3
WS-X4306-GB GIGABIT ETHERNET
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