SIIG US22 Series User manual

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USB 2.0 4-Port Hub
Quick Installation Guide
Introducing the USB 2.0 4-Port Hub
The USB 2.0 4-Port Hub is designed to support USB
equipped PC and Mac computers. This streamlined,
portability, mini-size 4-port USB 2.0 hub expands USB
connectivity to your computer, especially for notebook
computers. One switching power adapter is included.
Features and Benefits
• Compliant with USB Specifications, Revision 2.0
• Supportshigh-speed(480Mbps),full-speed(12Mbps),
and low-speed (1.5Mbps) data transfer modes
• Provides 4 high-speed USB 2.0 downstream ports
• Per port over-current detection and protection
• Supports simultaneous operation of multiple high-
speed USB 2.0 and USB 1.1 devices
• Hot-swapping feature allows you to attach/detach
USB devices without first powering your computer
off
• Can easily be stored in any open PC Card slot of
your notebook computer
Note: USB1.1devicesarelimitedtoUSB1.1speeds
even when they are connected to USB 2.0 host
adapter or USB 2.0 hubs.
04-0275B

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System Requirements
• Notebook or desktop PC or Mac computer with an
available USB port (USB 2.0 recommended)
• Windows 98SE/ME/2000/XP
• Mac OS 8.6 or later
Package Contents
• (1) USB 2.0 4-Port Hub
• (1) USB cable
• (1) switching power adapter
• This quick installation guide
Installation
Important: ThishubonlyoperatesatUSB2.0speedwhen
connected to a USB 2.0 controller. Otherwise, it would be
a USB 1.1 hub when connected to a USB 1.1 controller.
In order for this USB 2.0 4-Port Hub to work as a USB 2.0
hub, the driver for your existing USB 2.0 host controller
has to be properly installed. This hub will automatically
be detected and installed when connected to the USB 2.0
port.
The included switching power supply is not needed in
most cases. However, there are USB devices that require
morepowerfrom the hubtowork. In this case,pleaseuse
the power supply and refer to the device's manual for
more detail.

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Connecting the Hub
There are two ways to connect this Hub to your system.
Direct Connection
Connect the Hub directly to an available USB port (USB
2.0 recommended).
Connect using included USB cable
1. Connect the USB cable to USB port (USB 2.0
recommended). This USB cable has two different
connectors. Only one connector fits the USB port.
2. Connect the other connector of the USB cable to the
Hub.
Windows and Mac OS Installation
1. Make sure the hub is connected and power up your
system.
2. Windows and Mac OS will automatically detect and
install the correct driver for this hub. The USB hub
is now ready for device connection.
Note: If you're prompted to install a driver for this hub
in certain situations in Windows, follow on-screen
instructions by clicking Next a few times, followed by
clicking Finish. No additional driver is needed. You
may be prompted to insert Windows Installation CD,
Please insert CD when prompted and follow on-screen
instructions.

Technical Support
QUESTIONS? SIIG’s Online Support has the answers!
Simply visit our web site at www.siig.com and click on
Support. Our online support database is updated daily
with new drivers and solutions. The answers to your
problems could be just a few clicks away.
PRODUCT NAME MODEL NUMBER
USB 2.0 4-Port Hub US22xx
FCC RULES: TESTED TO COMPLY WITH FCC PART 15,
CLASS B OPERATING ENVIRONMENT: FOR HOME OR
OFFICE USE
FCC COMPLIANCE STATEMENT:
This device complies with part 15 of the FCC Rules. Operation
is subject to the following two conditions: (1) This device may
not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause
undesired operation.
THE PARTY RESPONSIBLE FOR
PRODUCT COMPLIANCE
SIIG, Inc.
6078 Stewart Ave.
Fremont, CA 94538-3152
USB 2.0 4-Port Hub is a trademark of SIIG, Inc. All other names
used in this publication are for identification only and may be
trademarks of their respective companies.
November, 2002 Copyright ©2002 by SIIG, Inc.