MODEL NO. 3CSOHO100-TX
Fast Ethernet Network Interface Card User Guide
Lifetime Limited Warranty
Asia
Part No. 09-1569-000 Published October
OfficeConnect Fast Ethernet Network Interface Card User Guide
Member of the 3Com OfficeConnect family
UNITED STATES GOVERNMENT LEGEND
3Com Corporation 5400 Bayfront Plaza Santa Clara, California
ABOUT THIS GUIDE
CONTENTS
2 INSTALLING THE NETWORK INTERFACE CARD
3 INSTALLING THE NETWORK DRIVER
A SPECIFICATIONS AND CABLING REQUIREMENTS
4 TROUBLESHOOTING INSTALLATION PROBLEMS
5 CONFIGURING THE NIC
World Wide Web Site
Access by Digital Modem
GLOSSARY INDEX 3COM CORPORATION LIMITED WARRANTY
B TECHNICAL SUPPORT
Page
Inserting the NIC
FIGURES
Connecting the Network Cable to the NIC
Sample Network
Text Conventions
TABLES
Notice Icons
Conventions
ABOUT THIS GUIDE
and buttons
Year 2000 Compliance
Menu commands
What This Chapter Covers
GETTING STARTED
What This Guide Covers
Understanding Networking
Understanding Networking
Peer-to-Peer Networks
Network Assistant CD included in your package
Client/Server Networks
Ethernet and Fast Ethernet Networking Protocols
For more information on networking, see the
About the OfficeConnect NIC
Understanding Network Interface Cards
Required Software
Required Hardware
Required Cabling
NETWORK INTERFACE CARD
INSTALLING THE
Preparing for Installation
1 Remove all jewelry from your hands and wrists
2 Turn the power off to the PC. Unplug the
power cable. Detach all other cables from the PC
Inserting the NIC
8 Reconnect any cables that you disconnected before you opened the PC
Do not turn on the power to the PC
6 Fasten the NIC with the backplate screw you removed in step
7 Replace the PC cover
Figure 4 Connecting the Network Cable to the NIC
Connecting the NIC to Your Network
Connecting the NIC to Your Network
2 Insert the other end of the UTP cable into an active network port
Do not turn on the power to the PC
The next step is to install the network driver. Go to Chapter
Page
INSTALLING THE
NETWORK DRIVER
Windows
1 Right-click the My Computer icon, and then click Properties
2 Check the version number on the General screen, under System
2 Turn on the power to the PC
Windows 95 Version A
8 Remove the EtherDisk diskette from drive A, and then click Yes
You must reboot your PC to complete the installation
5 Click OK
7 Insert the Windows 95 CD in the CD-ROM drive, and then click OK
2 Turn on the power to the PC
9 Enter your user name and password, and then click OK
Windows 95 Version B
3 Insert the EtherDisk diskette in drive A, and then click Next
5 Click OK
4 Click Finish
8 Insert the Windows 95 CD in the CD-ROM drive, and then click OK
2 Turn on the power to the PC
10 Enter your user name and password, and then click OK
9 Remove the EtherDisk diskette from drive A, and then click Yes
You must reboot your PC to complete the installation
9 Click Yes to restart the PC
6 Click Next. Files are copied
7 Insert the Windows 98 CD in the CD-ROM drive, and then click OK
8 Click Finish
4 Click the Adapters tab
9 Click Close to continue the installation
Windows NT
Windows NT
2 Turn on the power to the PC
4 Click Add Adapter
5 Click the down arrow to expand the
6 Click Continue
11 Remove the EtherDisk diskette from drive A
Verifying Successful Installation
10 Click OK in the Network Settings window
Windows 95 and Windows
2 Double-click Network adapters
2 From the Disk menu, select Connect Network Drive
1 Double-click the Network icon in the Control Panel
2 Click the Adapters tab
1 Double-click the File Manager icon
Basic Troubleshooting Tips
TROUBLESHOOTING
INSTALLATION PROBLEMS
Table 4 explains the LED states
Interpreting the LEDs
See Figure 2 in Chapter 1 for a picture of the LEDs
c Click 3nicdiag
Starting the 3Com NIC Diagnostics Program
1 Double-click the 3Com icon in the Windows system tray
The 3Com NIC Diagnostics General screen Figure 10 appears
3 Click Cancel to exit the 3Com NIC Diagnostics program
2 Click OK
2 Click OK
3 Click the Diagnostics tab
Running the NIC Self-Tests
1 Double-click the 3Com icon in the Windows system tray
4 Click Start in the Self-Test panel
Running the Echo Test
3 On the first PC the sending PC
1 On both PCs
c Click 3nicdiag. d Click OK
Figure 14 Echo Test Statistics Screen
42 CHAPTER 4 TROUBLESHOOTING INSTALLATION PROBLEMS
Figure 13 Echo Test Sender Screen
2 Select 3Com NIC Utilities 3 Click 3nichelp
Accessing the Help System
1 From the Windows Start menu, select Programs
1 Double-click the 3Com icon in the Windows system tray
Accessing 3Com Support Services
2 Click OK 3 Click the Support tab. The Support screen appears
4 Click Release Notes
2 Click OK 3 Click the Support tab
5 Click Remove 6 Click OK to confirm the device removal
Removing NIC Software
2 Click the Device Manager tab
3 Double-click Network adapters
3 Click Yes
4 Click Yes to confirm the removal
5 Click Close to close the Network screen
1 In the Main Program window, double-click
4 Click OK
Frequently Asked Questions
Question
Frequently Asked Questions
Table 5 Frequently Asked Questions continued
Diagnostics program
Page
case, select Minimize CPU Utilization
CONFIGURING THE NIC
c Click 3nicdiag
Displaying Configuration Settings
2 Double-click the 3Com icon in the Windows system tray
3 Click OK
The NIC Details screen Figure 17 appears
4 Click NIC Details
Displaying Configuration Settings
1 Double-click the 3Com icon in the Windows system tray
Changing Configuration Settings
5 Click OK to exit this screen
2 Click OK 3 Click the Properties tab
4 Change the NIC’s configuration
5 Click OK to save values or Cancel to exit without saving values
Page
CABLING REQUIREMENTS
SPECIFICATIONS AND
Physical Dimensions
Power Requirements
10BASE-T Operation
Unshielded Twisted-Pair Cable
Cabling Requirements
10BASE-T Specifications
100BASE-TX Operation
100BASE-TX Specifications
Page
3Com FTP Site
Online Technical Services
TECHNICAL SUPPORT
World Wide Web Site
1 847 262
3Com Bulletin Board Service
Access by Analog Modem
Access by Digital Modem
1 408 727
3ComFacts Automated Fax Service
Support from Your Network Supplier
Support from 3Com
Asia Pacific Rim
Below is a list of worldwide technical telephone support numbers
Country
Telephone Number
Returning Products for Repair
Returning Products for Repair
To obtain an RMA number, call or fax
66 APPENDIX B TECHNICAL SUPPORT
Country
Telephone Number
Fax Number
100BASE-TX
BIOS
GLOSSARY
10BASE-T
network
Fast Ethernet
full-duplex
half-duplex
unshielded twisted pair UTP cabling
switch
peer-to-peer network
server
Page
Numbers
INDEX
Page
INDEX
Page
HARDWARE
3Com Corporation LIMITED WARRANTY
YEAR 2000 WARRANTY
OBTAINING WARRANTY SERVICE
DISCLAIMER
FCC CLASS B STATEMENT
WARRANTIES EXCLUSIVE
LIMITATION OF LIABILITY
The Interference Handbook
FCC DECLARATION OF CONFORMITY
3COM END USER SOFTWARE LICENSE AGREEMENT
IMPORTANT Read Before Using This Product
3Com is a registered trademark of 3Com Corporation