.

Table 5-1. Applying Power Suggestions

Problem

Troubleshooting Suggestions

 

 

 

All indicators are off.

Check that the concentrator is receiving power.

 

 

 

 

 

Press the LED check button on the Controller

 

 

Module to verify that the LED is not burned out.

 

 

All the LEDs should light.

 

 

 

 

 

Verify that the Bridge Module is installed

 

 

correctly by following the installation instructions

 

 

in Chapter 2.

 

 

 

 

 

Pull the Bridge Module out and then slide it back

 

 

in, or install the module in another pair of

 

 

concentrator slots.

 

 

 

 

 

Press the Reset button on the Bridge Module.

 

 

 

 

 

Try downloading a new copy of the firmware as

 

 

described in Chapter 6. If downloading firmware

 

 

doesn't solve the problem, contact 3Com

 

 

Customer Support as outlined in the end of this

 

 

chapter.

 

 

 

PowerUp Self-Test

Under normal conditions, the TEST LED stays on during the power-up self-test (about 20 seconds) and then turns off. If the TEST LED continues blinking, refer to Table 5-2 for possible solutions

5 - 2 ONline Ethernet Bridge Module Installation and Operation Guide

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3Com 5102B-EE PowerUp Self-Test, Applying Power Suggestions, Problem Troubleshooting Suggestions