Updating the Network Driver and NIC Software
31
Updating the Network Driver and NIC Software
The latest 3Com network drivers can be downloaded from:
http://www.3com.com/
Search for “3C990B” and “drivers.”
To update the network driver and NIC diagnostic software:
1
Turn on the power to the PC and start Windows.
2
Insert the
EtherCD
(or disk 1 downloaded from the Web or created from the
EtherCD
)
in the appropriate drive in the PC.
The
EtherCD
Welcome screen appears.
3
Click
NIC Software
.
4
Click
NIC Drivers and Diagnostics
.
5
Click
Update NIC Driver
.
6
To update the network driver and NIC diagnostics software, click
Update Drivers and
Diagnostics Program
.
To update the network driver and remove the NIC diagnostics software, click
Update
Drivers and remove Diagnostics Program
.
The Update screen appears, displaying a message indicating the 3Com NIC Update Kit
has successfully updated the network software, and informing you that you must
restart your PC.
7
Click
OK
to return to the Update NIC drivers screen, and then exit the
EtherCD
.
8
Restart Windows.
The installation is complete.
Installing Multiple NICs
This section describes how to install multiple 3Com 10/100 PCI NICs in a computer
running Windows 2000, Windows Me, Windows 98, Windows 95, or Windows NT 4.0.
Windows 2000, Windows Me, Windows 98, and Windows 95
To install multiple NICs in a PC running Windows 2000, Windows Me, Windows 98, or
Windows 95, install and configure each NIC individually, following these steps:
1
Install the first NIC in your PC and connect it to the network, as described in
“Installing and Connecting the NIC” on page 18.
2
Turn on the power to the PC and start Windows.
3
Insert the
EtherCD when prompted,
and then click
OK
.
4
Follow the prompts on the screen to install the network driver.
See “Windows 2000” on page 22, “Windows 98” on page 26, or “Windows 95” on
page 27, earlier in this chapter for driver installation instructions.
5
After the network driver is installed, restart the PC.
NOTE:
Y
ou must use these procedures to install multiple NICs. Failure to follow these
procedures may lead to problems requiring you to reinstall your operating system.
CAUTION:
Do not physically install the second NIC in your PC until you
complete the driver installation for the first NIC, following steps 1-6.