
Troubleshooting the Installation 11
Windows NT 4.0
To verify successful NIC installation:
1 Double-click the My Computer icon, then the
Control Panel icon, and then the Network icon.
2 Select the Adapters tab.
3 Make sure that the name of the NIC appears in the
list of network adapters.
If the name of the NIC does not appear in the list of
network adapters, the installation was not successful.
See the next section for troubleshooting help.
Troubleshooting the Installation
If you encounter any of the problems or error messages
in the table below, follow the steps under the Solution
column to resolve the problem.
For additional troubleshooting help, see the user guide
on the EtherCD or go to the 3Com Knowledgebase:
http://knowledgebase.3com.com
Problem/Error Message Solution
A red X or a yellow exclamation
point (!) appears next to the
name of the NIC in the Windows
Device Manager.
1Open the Windows Network screen and
write down your network settings.
2Insert the EtherCD in the CD-ROM drive.
3Select NIC Software on the EtherCD
Welcome screen.
4Select NIC Drivers and Diagnostics, and
then Installation Utilities.
5Select Clean Up Failed Installation, and
then click Proceed.
6Click OK when the Update dialog
boxes appear.
7Exit the EtherCD, shut down Windows,
and restart the PC.
8Install the network driver, following the
instructions for your operating system under
“Installing the Network Driver” earlier in this
quick guide.
The Network Neighborhood icon
does not appear on the
Windows desktop.
The NIC does not appear in
the Network Configuration or
Properties window.
Error: “This device is not present,
not working properly, or does
not have all of the driver
installed. Code 22”
Error: “Windows was unable to
locate a driver for this device.”
Error: “You have selected a plug
and play adapter. Please turn off
your machine and install the
adapter. Then turn on your
machine and reinstall.”
rn_body.SML Page 11 Wednesday, June 9, 1999 7:56 AM
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