3Com 5102B-EE Network Router User Manual


 
5 - 2 ONline Ethernet Bridge Module Installation and Operation Guide
.
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
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.