Troubleshooting Tips - 3Com EtherLink 3C985B-SX User Manual

82 C
HAPTER

Troubleshooting Tips

If you need to test the NIC further after running diagnostic
tests, use the following troubleshooting tips.
You can find the latest troubleshooting tips at the
3Com web site on the Customer Support page:
http://www.3com.com
WARNING: Before inserting or removing the NIC from
the server, turn off the power to the server.
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5: D
IAGNOSTICS AND
Check the NIC installation. Make sure that the board is
seated correctly in the slot. Check for specific hardware
problems, such as broken traces or loose or broken
solder connections.
Inspect all cables and connections. Check the length
and rating of the cable. Make sure that the cable
segment is compliant with the requirements shown
in Cabling Types and
The network port may be defective or improperly
configured. Connect the NIC to a different network
port and run the tests again.
Check the configuration settings and change them if
they conflict with another device.
Make sure that your server is using the latest BIOS.
Check the PCI BIOS parameters for the slot where the
NIC is installed.
should be set. These parameters may not be
configurable on all servers.
T
ROUBLESHOOTING
Distances.
Table 8 shows how these parameters