
Table of Contents
How to Use This Guide
Section 1: Introducing the Sprint 3G/4G USB Modem
1A. Introducing the Sprint 3G/4G
USB Modem
Your Sprint 3G/4G USB Modem
System Requirements
Package Contents
Care and Maintenance
Section 2: Installing and Using the USB Modem
2A. Installing the Software
Installing the Software and Drivers
2B. Using Your USB Modem
Launch Software
Activating Your USB Modem
Attaching the Y-Extension Cable
Viewing the User Guide
Removing the USB Modem
Contacting Sprint Customer Service
Troubleshooting
Section 3: Technical Specifications, Regulatory and Safety Information, and Warranty
3A. Technical Specifications
Radio Frequency and Electrical Spe cifications
Software Specifications
Environmental Specifications
Mechanical Specifications
LED Operation
3B. Regulatory Information
Trademarks &Copyright
3C. Important Safety Information
Important Notice
Safety and Hazards\
3D. Warranty
Manufacturer's Limited One-Year Warranty

How to Use This Guide
The advantages of Sprint are as clear as each wireless connection you make. With Sprint service, we give you what you really
want from a wireless service provider—clear connections, easy-to-understand service pla ns, and self-servicing options for
managing your account. All this is designed to make your life easier and worry-free.
We know you’re eager to start using your USB Modem U301 right away, and the sections of this guide are designe d to help
you do just that.
The first section gives an overview of the USB Modem U301 package contents.
The second section guides you through the steps required to install your USB Modem U301 and the Windows drivers and
software, describes how to start the softw are once it is installed, and explains how to use the Y-extension cable with
your device.
The third section lists the technical specifications, regulatory and important safety information, and warranty inform ation
for your USB Modem U301.
Getting More Information About Your Devi ce and Service
This guide describes how to instal l and start the software. To learn how to use all the features of your USB Modem U301 and
software, consult the user guide (see page 10 of this document) or online help.

Section 1A : Introducing the Sprint 3G/4G USB Modem
This section introduces your USB Modem U 30 0, and describes what is included with your device.
Your Sprint 3G/4G USB Modem
The USB Modem U301 is a dual-mode wireless USB modem. It is the first USB modem to combi ne 3G and 4G tec hnol og y,
and is also the first USB modem to offer access to WiMAX service. This device offers the coverage of CDMA, while offering
WiMAX capabilities where service is available.
Using this device, and subject to network availability, you can:
• Easily activate your account
• Connect to the Internet and to VPN and corporate networks
• Send and receive large email messages
• Use Sprint Location Services
• Download media content (music, videos and real-time and streaming media)
• Play games online
System Requirements
This Sprint Mobile Broadband USB modem is supported on:
• Windows Vista.
• Windows XP with Service Pack 2 or later.
• Windows 2000 with Service Pack 4 or later.
To install and run the USB modem and the accompanying Sprint SmartViewSM software, you will need:
a free USB slot.
• a minimum of 256 MB of memory using Windows 200 0 and Windows XP.
• a minimum of 1 GB of memory using Windows Vista.
• a minimum of 70 MB of free space on your hard drive.
• a minimum processor speed of 300 MHz for Windows 2000 and Windows XP.
• a minimum processor speed of 800 MHz for Windows Vista.
*Note : You can connect your device to any computer (desktop or laptop) with a USB slot.
Package Contents
Your USB Modem U301 package contains the following components:
• Sprint 3G/4G USB Modem U301
• USB extension cable
• Get Started guide
• CD-ROM including the Sprint SmartV iew software
Care and Maintenance
As with any electronic device, your USB modem must be handled with ca re to ensure reliable oper at ion. Follow these
guidelines in using and storing the U SB modem:
• The USB modem should fit easily into an a vailable USB slot. Forcing the device into a slot may damage the
connector pins.
• Protect your USB modem from excessive moisture and heat, and from prolonged exposure to the sun.
• When it is not connected to your computer, store your USB modem in the pouch that came with the modem to av oid
dust.
• Remove your USB modem before storin g or transporting your computer.
• When inserting or removing your USB modem, always grip from the sides rather than the end, as this prevents
damage to the USB modem.
• Do not use your USB modem while driving a vehicle, as it may distract you from properly operating the vehicle.
• Dispose of your USB modem in accordance with EPA guidelines. For more information, visit
www.epa.gov/epawaste/partnerships/plugin/cellphone/index.htm.