Troubleshooting Using The Status Leds; Troubleshooting Using The Module Status Led - 3Com CoreBuilder 5000 User Manual

Troubleshooting
Using the Status
LEDs
Troubleshooting
Using the Module
Status LED
In certain situations, the status LEDs may not light. This section
describes the following:

Troubleshooting Using the Module Status LED

Troubleshooting Using the Port Status LEDs
Table 5-1 outlines possible causes and some solutions for
troubleshooting the Module Status LED.
Table 5-1

Troubleshooting Using the Module Status LED

LED
State Possible Cause
OFF Hub power is off
The module or slot is faulty
The hub does not have
enough available power for
a new module installation

Troubleshooting Using the Status LEDs

Corrective Action
Check the controller module power
LEDs.
Try a different module.
Remove and re-insert the module.
Use the SHOW POWER BUDGET
management command to ascertain
available power in the hub (see the
Distributed Management Module
Commands Guide for more
information).
5-3