Troubleshooting; Checking The Nic; Frequently Asked Questions - 3Com EtherLink III User Manual

5
This chapter explains how to isolate and solve NIC
problems, including the following sections:

Checking the NIC

If you experience problems with the NIC, try these tips:
If any problem persists, try the procedures outlined below
or refer to Appendix B, "Technical Support."
T
ROUBLESHOOTING
Checking the NIC
Troubleshooting with the Diagnostic Tests
Getting Help If a Test Fails
Resolving Hardware Resource Conflicts with
Windows 95 and Windows NT
Changing the I/O, IRQ, or Memory Range
Removing the 3C509B NIC Software
Crossover Cable Troubleshooting Tips
Troubleshooting Tips

Frequently Asked Questions

Check the NIC LED as described in "Link LED" in
Chapter 2.
Check the connectors. Examine the cable for obvious
signs of damage, wear, or crimping.
Check whether the NIC is installed correctly. Refer to
Chapter 2, "Installing the 3C509B NIC."
Make sure the drivers installed are correct for the
network operating system you are running (refer to
Chapter 3, "Installing the Network Drivers").