US Robotics 8-Port 10/100 Ethernet Switch USR847908A Fascicule

Codes de produits
USR847908A
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* If your desktop computer lacks an Ethernet adapter (Network Interface Card), we recommend you purchase a U.S. Robotics model 
7900 10/100 Mbps Network Card. For your laptop computer, we recommend you purchase a U.S. Robotics model 7901 10/100 
Ethernet PCMCIA Card.
Copyright ©2002 U.S. Robotics Corporation. All rights reserved. U.S. Robotics and the U.S. Robotics logo are registered trademarks of 
U.S. Robotics Corporation. Ready. Set. Connect. is a trademark of U.S. Robotics Corporation. Other product names are for identification
purposes only and may be trademarks of their respective companies. Product specifications subject to change without notice. 09-20-02
Features & Benefits
Ideal for Small Offices – Robust and reliable
performance at an affordable price
Crossover Cable Detection – No need for a dedicated
uplink port or crossover cables. Expand your network
easily by connecting additional switches or hubs to
any of the eight LAN ports.
Unique Stackable Case Design – Minimal space
required to grow your network when used with other
U.S. Robotics networking and broadband products.
Boost your Bandwidth – Network at speeds up 
to 200 Mbps (full-duplex) for streaming audio 
and video, multimedia presentations, and high
powered software applications
Easy Access to What You Need – Easily transfer
files and back up data from computer to computer.
Share large data files, presentations, video, MP3s
and more.
Installs in Seconds – There's no software to
configure, so installation is quick and easy.
Standards and Specifications
• Eight RJ-45, 10/100 Mbps Fast Ethernet LAN ports
• Crossover cable detection on each port
• IEEE 802.3 10BASE-T Ethernet
• IEEE 802.u 100BASE-TX Class II Fast 
Ethernet repeater
• IEEE 802.3x.1 Flow Control 
• Maximum Bandwidth:
– Full-duplex: 200 Mbps (for 100BASE-TX), 
20 Mbps (for 10BASE-T)
– Half-duplex: 100 Mbps (for 100BASE-TX), 
10 Mbps (for 10BASE-T)
• 100BASE-TX mode supports Category 5 STP
or UTPEthernet cable
• 10BASE-T mode supports Category 3, 4, and 
5 STPor UTPEthernet cable
• Power output: 7.5 V DC@1A
Regulatory Compliance
• FCC Part 15
• IC Approved
• UL/CUL
• CE
System Requirements
• Any computer with Ethernet adapter (Network 
Interface Card)*
• One Category 5 Ethernet cable with RJ-45 
connector per networked computer – no 
crossover cables are required
Package Contents
• U.S. Robotics 8-Port 10/100 Ethernet Switch
• Power adapter 
• Quick Installation Guide
Package Dimensions/Weight
• Dimensions
Length 12.65 in. (32.15 cm)
Height 3.37 in. (8.58 cm)
Width 7.24 in. (18.4 cm) 
• Weight
34.6 oz (0.98 kg)
Product Dimensions/Weight
• Dimensions
Length 4.3 in. (10.9 cm)
Width 7.1 in. (18.0 cm) 
Height 1.7 in. (4.3 cm)
• Weight
9.8 oz (0.27 kg)
Warranty
• Two-year manufacturer limited warranty from 
date of purchase
Model Number
• 7908 – 8-Port 10/100 Ethernet Switch
8-Port 10/100
Ethernet Switch
MODEL 7908
Secure Internet and printer sharing
Installs in seconds – no
software needed
Eight independent 
switch ports
Auto-speed detection –
10 or 100 Mbps
Auto-switching – no
crossover cables required
Networking
www.usr.com