3Com 5102B-EE Network Router User Manual


 
Troubleshooting 5 - 3
.
If all these conditions are met and you still cannot get your Bridge Module
to operate, refer to Appendix E for Technical Assistance.
Table 5-2. Power-Up Self-Test Suggestions
Problem Troubleshooting Suggestions
The test indicator
continues blinking.
Press the RESET button on the front panel
to restart the power-up sequence. If the
result is the same, try the next step.
Make sure the AUI loopback connector or
transceiver cable is securely attached to the
AUI port.
If transceiver cable is attached to the AUI
port, check the following:
Make sure the transceiver and
transceiver cable are compatible (see
Appendix C).
Make sure the transceiver is receiving
power through the transceiver cable.
Many transceiver models have power
indicators.
Make sure the transceiver is properly
connected to the Ethernet/IEEE 802.3
cable.
Make sure the Ethernet/IEEE 802.3
cable plant is configured correctly, e.g.,
both ends are terminated with 50 ohms.