Fast Ethernet
Network Interface Card
3Com
®
OfficeConnect
®
Specifications
Bus Type
PCI
Cable
TX (unshielded twisted pair)
Software Compatibility
Windows 95
Windows 98
Windows NT 3.51 and 4.0
Allows connection to Windows NT and
Novell NetWare Networks
Connector
RJ-45
Cables and Operating Distances
10BASE-T
Category 3, 4, or 5 UTP on two pairs up
to 328 ft/100 m
100BASE-TX
Category 5 UTP on two pairs up to 328
ft/100 m
Network Interface
Ethernet IEEE 802.3 industry
standard
100 Mbps CSMA/CD standards
LEDs
10 LNK, 100 LNK, ACT
Warranty
These OfficeConnect products are
covered by a lifetime limited warranty.
†
In Germany, the warranty only extends
for 10 years and is not available where
restricted or prohibited by law.
To qualify for a warranty, you must
submit a registration card.
Ordering Information
OfficeConnect Fast Ethernet Network
Interface Card
Single NIC
3CSOHO100-TX
10-pack 3CSOHO100-TX-10PK
For more OfficeConnect product
information, please refer to the
following publications:
OfficeConnect 10/100 LAN PC Card data
sheet
400440-002
OfficeConnect ISDN LAN Modem data
sheet
400396-005
OfficeConnect Hubs and Switches data
sheet
400317-008
OfficeConnect 56K* LAN Modem data
sheet
400397-003
HP JetDirect 300X OfficeConnect Print
Server data sheet
400427-002
OfficeConnect 56K* Business Modem
data sheet
400473-002
OfficeConnect Fast Ethernet Networking
data sheet
400412-003
OfficeConnect Remote 511 and 531
Access Routers data sheet
400318-003
HP JetDirect 170X OfficeConnect
External Print Server data sheet
400484-002
To find out more about 3Com small busi-
ness networking solutions, contact your
3Com Account Manager, or visit 3Com’s
World Wide Web site at
www.3com.com/smallbusiness/.
† See
User Guide for details.
*Capable of receiving downloads at up to 56 Kbps and sending at up to 31.2 Kbps. Due to IC/FCC regulations on power output,
receiving speeds are limited to 53 Kbps. Actual speeds may vary. Requires compatible analog phone line and server equipment.
See www.3com.com/56k for details.
To learn more about 3Com products and services, visit our World Wide Web site at www.3com.com/. 3Com Corporation is publicly
traded on Nasdaq under the symbol COMS.
Copyright © 1999 3Com Corporation. All rights reserved. 3Com, the 3Com logo, OfficeConnect, and Parallel Tasking are registered trade-
marks of 3Com Corporation. More connected. is a trademark of 3Com Corporation. Windows and Windows NT are registered trademarks of
Microsoft Corporation. Netware is a trademark of Novell, Inc. All other company and product names may be trademarks of their respective
companies. All specifications are subject to change without notice.
Printed in U.S.A. on recycled paper
400440-003 9/99
3Com Corporation
5400 Bayfront Plaza
P.O. Box 58145
Santa Clara, CA 95052-8145
Phone: 1 800 NET 3Com or
1 408 326 5000
Fax: 1 408 326 5001
The documentation included
with your NIC makes
installation easy. The user
guide covers everything from
the basics of networking to
step-by-step instructions on
how to install and use your
network interface card.
The Network Assistant
CD-ROM is also included.
It explains networking for
newcomers in simple terms.
And it provides faster access
to networking capabilities for
experienced users. Clear graphic
instructions offer simple
explanations of network concepts
and terms and guide you through
setup, installation, and
problem solving.
Features and Benefits
10/100 Fast Ethernet NIC—
from the leader in NICs and Fast
Ethernet networking
RJ-45 interface
for connection to 100BASE-TX or 10BASE-T networks
Industry-leading performance
in Windows 95, 98 and
Windows NT environments
Plug-and-play
for easy installation
LED indicators and diagnostics software
for simple troubleshooting
Comprehensive documentation
with step-by-step instructions for
easy installation
Network Assistant CD-ROM
for information on easy network setup
and troubleshooting
Part of 3Com’s award-winning OfficeConnect solution
specifically
designed for small business networks
High-quality technical support
Lifetime limited warranty
†