Fast Ethernet Network Interface Card User Guide
Lifetime Limited Warranty
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Member of the 3Com OfficeConnect family
3Com Corporation 5400 Bayfront Plaza Santa Clara, California
Contents
Configuring the NIC
Technical Support
Page
Figures
Tables
Icon Description
Conventions
Convention Description
Year 2000 Compliance
What This Chapter Covers
What This Guide Covers
Sample Network Computer 1Computer Printer
Understanding Networking
Peer-to-Peer Networks
Ethernet and Fast Ethernet Networking Protocols
Client/Server Networks
About the OfficeConnect NIC
Understanding Network Interface Cards
Required Cabling
Required Hardware
Required Software
Type Maximum Network Cable Required Cable Length
Preparing for Installation
See your PC documentation for details
Inserting the NIC
Do not turn on the power to the PC
Connecting the Network Cable to the NIC RJ-45 port
Connecting the NIC to Your Network
Next step is to install the network driver. Go to Chapter
Page
Right-click the My Computer icon, and then click Properties
Windows
Windows 95 Version a
Turn on the power to the PC
Click OK
You must reboot your PC to complete the installation
Windows 95 Version B
Enter your user name and password, and then click OK
Click Finish
To install the network driver in a PC running Windows
Click Yes to restart the PC
Windows NT
Windows NT
Click Add Adapter
Windows 95 and Windows
Verifying Successful Installation
Remove the EtherDisk diskette from drive a
Double-clickNetwork adapters
Double-click the File Manager icon
Basic Troubleshooting Tips
Troubleshooting
State Meaning
Interpreting the LEDs
Double-click the 3Com icon in the Windows system tray
Starting the 3Com NIC Diagnostics Program
General Screen
Click Cancel to exit the 3Com NIC Diagnostics program
Running the NIC Self-Tests
Click the Diagnostics tab
Click Start in the Self-Test panel
Running the Echo Test
On the first PC the sending PC
On both PCs
Echo Test Sender Screen
From the Windows Start menu, select Programs
Accessing the Help System
Click OK Click the Support tab. The Support screen appears
Accessing 3Com Support Services
Support Screen
Click OK Click the Support tab
Click the Device Manager tab
Removing NIC Software
Click Yes
Question Answer
Frequently Asked Questions
Question Answer
Page
Normal
Option Description Available Settings
Auto Select
Displaying Configuration Settings
Click NIC Details
Click OK to exit this screen
Changing Configuration Settings
Click OK Click the Properties tab
Change the NIC’s configuration
Page
Cabling Requirements
Specifications
10BASE-T Operation
Unshielded Twisted-Pair Cable
Category Use
100BASE-TX Operation
10BASE-T Specifications
100BASE-TX Specifications
Page
World Wide Web Site
Online Technical Services
3Com FTP Site
Access by Analog Modem
3Com Bulletin Board Service
Access by Digital Modem
847 262
Support from Your Network Supplier
3ComFacts Automated Fax Service
Support from 3Com
408 727
Europe
Country Telephone Number Asia Pacific Rim
Country Telephone Number Latin America
Returning Products for Repair
North America
Country Telephone Number Fax Number
Latin America 408 326 A. and Canada 800 NET 3Com 800 638
Client/server network
Bus mastering
Ethernet
Full-duplex
Fast Ethernet
Half-duplex
Hub
Peer-to-peer network
Switch
Server
Unshielded twisted pair UTP cabling
Page
Numbers
Index
NIC
Index
Page
3Com Corporation Limited Warranty
FCC Class B Statement
FCC Declaration of Conformity