Huawei EC228 User manual
Copyright © 2007 Huawei Technologies Co.,
Ltd.
All Rights Reserved
No part of this manual may be reproduced or transmitted in any
form or by any means without prior written consent of Huawei
Technologies Co., Ltd.
Trademarks
and HUAWEI are trademarks of Huawei Technologies Co., Ltd.
All other trademarks mentioned in this manual are the property of
their respective holders.
Notice
The information in this manual is subject to change without notice.
Every effort has been made in the preparation of this manual to
ensure accuracy of the contents, but all statements, information,
and recommendations in this manual do not constitute the warranty
of any kind, expressed or implied.
i
Table of Contents
Getting to Know Your EC228 1
Requirements for the Computer 2
Installation Guide 2
Warnings and Precautions 5
Technical Specifications 9
1
Thank you for purchasing Huawei EC228 EV-DO USB Modem (hereinafter
referred to as EC228).
EC228 is a wireless device based on the CDMA2000 1x and CDMA2000
1xEV-DO Rev. A protocols. From your computer, you can communicate with
all benefits of CDMA technology on CDMA networks at a high speed.
EC228 provides data transmission at up to 3.1 Mbit/s download with
receiving diversity technology, and up to 1.8 Mbit/s upload.
Note:Download and Upload speeds may vary based on network and environmental
factors.
This manual briefs the profiles of EC228, including the preparation,
installation/uninstall process, and safety precautions.
You are highly recommended to read the manual before using the EC228.
Getting to Know Your EC228
This is a sketch for EC228. The actual product may differ.
U
S
B
interface
Indicato
r
Anternnainterface
2
Indicator
Indicates the status of the EC228.
Indicator Status Description
On The EC228 is powered on.
Blinking once every 2s yThe EC228 is searching the network.
yThe network is not found.
Blinking twice every 2s The network is found.
Blinking once every 0.2s The EC228 is engaged in a call or a data
service.
Off The EC228 is removed, powered down, or
reset.
3
Requirements for the
Computer
To correctly install and use EC228, the following configurations for the
computer are required.
Item Required Configuration
USB interface USB 2.0 Full Speed
CPU 866 MHz Pentium or above
Memory 128 MB or above
Free space on the hard
disk 100 MB or above
Operating system Windows XP, Windows 2000 or Window
Vista
Screen resolution 1024 × 768 is recommended
Note: Improper configurations may degrade the computer performance. Make sure
that the computer configurations meet the requirements.
For Windows XP, it is recommended to install patches such as Service Pack 2 or
above.
For Windows 2000, it is recommended to install patches such as Service Pack 4
or above.
Installation Guide
The procedure for installing is subject to the operating system installed on
your computer. The following section takes Windows XP as an example. If
there is any difference, follow the actual installation prompts.
Connecting the EC228 with a Computer
Note: First, power on a computer. Then connect the EC228 with the computer.
Otherwise, the normal installation of the EC228 can be affected.
The following figure is the sketch map of the data cable.
4
5
1. Plug the mini-universal series bus (USB) connector into the EC228.
2. Plug the connectors of the main USB data cable and the auxiliary USB
data cable into the USB interfaces of the computer.
P
C
Installing the Management Program
1. Connect the EC228 with the computer.
2. The OS auto detects and recognizes new hardware and starts the
installation wizard.
Note: If the auto-run program does not respond, go to the driver path. Find and
double-click the AutoRun.exe, and then the program will run.
3. Follow the prompts of the installation wizard.
4. After the program is installed, the shortcut icon for management
program is displayed on the desktop.
Removing the EC228
Follow these steps strictly to remove the EC228 from your PC. Otherwise,
your system may be damaged, even if it is in the standby mode.
Note: Before removing the EC228, you need to log out of the management program
first.
1. Double-click in the system tray.
The Safely Remove Hardware interface is displayed.
2. Select Huawei Device (actual name based on the name displayed in this
menu – "Huawei Mobile Connect - 3G Modem" for example) in the
Hardware devices list, and click Stop.
The Stop a Hardware device interface is displayed.
6
3. Click OK.
4. When the Safe To Remove Hardware prompt is displayed, click OK
and remove the EC228.
Starting the Management Program
Double-click the shortcut icon on the desktop to start the management
program.
Uninstalling the Management Program
1. Click Start Menu.
2. Click Control Panel.
3. Find the management program, and click Add/Remove Program to
uninstall it.
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