Asus PCI-L3C920 User manual

®
PCI-L3C920
Network Interface Card
E785
User’s Guide
Manual Revision 1.01
Published June 2001

2 ASUS PCI-L3C920 User’s Guide
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Copyright © 2001 ASUSTeK COMPUTER INC. All Rights Reserved.

ASUS PCI-L3C920 User’s Guide 3
Introduction
Thank you for buying the ASUS PCI-L3C920 Network Interface Card (NIC)!
This user’s guide tells you how to install and configure the card. It is assumed that you
have adequate knowledge on PCs and some familiarity with Ethernet networks.
Package Contents
Checkthefollowingitemsifpresentinyourpackage.Ifyoudiscoverdamagedormissing
items, contact your retailer.
(1) ASUS PCI-L3C920 Network Interface Card
(1) Support CD
(1) User Guide

4 ASUS PCI-L3C920 User’s Guide
Models
TheASUSPCI-L3C920networkinterfacecardcomesintwomodels,onewithastandard
bracket for regular PCs and one with a low profile bracket for small book PCs. Both
models have the same card components.
Standard Model Low Profile Model

ASUS PCI-L3C920 User’s Guide 5
Layout
NOTE: The Boot ROM chip is an optional item. If your card did not come
with this chip, an empty socket is provided in case you wish to install a Boot
ROM at a later time.
LINK
PCI-L3C920
R
3Com
3C920
Ethernet
Controller
ACT
RJ-45 LAN Port
LAN Controller
Boot ROM
(optional)
PCI Interface

6 ASUS PCI-L3C920 User’s Guide
Boot ROM Interface (optional)
•Supports 64KB/128KB, byte-wide
Flash ROM devices
PCI Interface
•Full 32-bit (33 MHz) PCI bus
interface (Rev2.2 compliant)
•Zero wait-state bus master data
bursts
•PCI 5V bus support
Network Interface
•3Com EtherLink
®
10BASE-T/
100BASE-TX controller
•32-bit PCI host interface
•RJ-45 LAN port
Features

ASUS PCI-L3C920 User’s Guide 7
System Requirements
Your PC or server should meet the following system requirements before installing the
ASUS PCI-L3C920 network interface card:
•ASUS motherboard
•Pentium processor
•Minimum 640K memory
•Available bus-mastering PCI slot
NOTE: The ASUS PCI-L3C920 network interface card must be installed in
an ASUS motherboard.

8 ASUS PCI-L3C920 User’s Guide
Running the Preinstallation Program
BeforeinstallingthenetworkcardinyourPC,runthepreinstallationprogramtoproperly
set up the system to the environment and prevent conflicts between the card and your
operating system. DO NOT install the card at this time.
Follow these steps to run the installation program.
1. Turn on your PC and start Windows.
2. Quit any open applications and disable any anti-virus software.
3. Insert the Support CD in the CD-ROM drive.
The Welcome screen appears. If the Welcome screen does not appear, type
the following from the Run option of the Windows Start menu:
d:\installs\setup.exe
d:\ represents the CD-ROM drive. You may change it if you assigned a different
letter to your CD-ROM drive.
See next page for an image of the Welcome screen.

ASUS PCI-L3C920 User’s Guide 9
Welcome Screen

10 ASUS PCI-L3C920 User’s Guide
4. From the Welcome screen, click NIC Software .
5. Click NIC Drivers and Diagnostics , then Install NIC Driver .
•To install the network driver and the 3Com NIC Diagnostics program, click
Install with Diagnostic Program .
•To install the network driver only, click Install without Diagnostic Program .
6. Take note of the message on the box that appears, then click OK .
7. Select your operating system from the list that appears.
8. Click Done on the Completing NIC Installation screen.
9. Exit the installation program, shut down Windows, and turn off the PC. Do not
remove the Support CD from the CD-ROM drive.
10. Proceed to the next section “Installing the Network Card.”

ASUS PCI-L3C920 User’s Guide 11
Installing the Network Card
Follow these steps to install the card into your PC.
CAUTION! Before handling the network card, touch a bare metal portion of
your PC to discharge static electricity from your body. Wear a wrist strap
grounded to the PC chassis when handling the card.
1. Make sure that the PC is turned off. Unplug the power cord from the electrical
socket.
2. Remove the PC cover.
3. Locate an empty, non-shared bus-mastering PCI slot and remove its slot cover.
Save the screw for later use.
IMPORTANT! Do not install the network card in a shared PCI slot. Check your
PC documentation to ensure that you install the card into the correct slot.
4. Carefully insert the card into the PCI slot.
5. Secure the card with the screw that you removed earlier.
6. Replace the PC cover and plug in the power cord.

12 ASUS PCI-L3C920 User’s Guide
Connecting to the Network
Follow these steps to connect the card to the network.
NOTE: The RJ-45 port on the network card provides a 10 Mbps or 100 Mbps
connection, depending on the speed of the connected hub or switch.
1. Plug the RJ-45 connector of the twisted-pair network cable into the RJ-45 port
on the card backplate.
2. Connect the other end of the network cable to an active network port.
3. Turn on the PC.
4. Proceed to the next section “Installing the Network Driver.”

ASUS PCI-L3C920 User’s Guide 13
Installing the Network Driver
IMPORTANT: Before installing the network driver, make sure that:
•You have run the preinstallation program
•You have installed the card in the PC and connected to the network
•You have the Windows installation files (for Windows 95/98 only).
(These files may have been already copied to your hard drive when you
installed Windows).
The network driver installation procedures vary depending on your operating system.
1. Windows 95/98/2000 automatically detects the presence of the network card
and prompts you to insert the Support CD for the network driver. Follow the
screen instructions. Restart the PC after completing the driver installation.
2. For Windows NT 3.51 and 4.0, install the driver by double-clicking the Control
Panel icon, then the Network icon. Insert the Support CD when prompted.
Restart the PC after completing the driver installation.
Refer to the online User Guide in the Support CD for detailed installation procedure of
each operating system.

14 ASUS PCI-L3C920 User’s Guide
Notes

ASUS PCI-L3C920 User’s Guide 15
Notes

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