Huawei MU203 User manual

Copyright © 2009 Huawei Technologies Co., Ltd.
All Rights Reserved
No part of this document may be reproduced or transmitted in any form or by any
means without prior written consent of Huawei Technologies Co., Ltd.
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and other Huawei trademarks are trademarks of Huawei Technologies Co.,
Ltd.
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property of their respective holders.
Notice
The information in this document is subject to change without notice. Every effort
has been made in the preparation of this document to ensure accuracy of the
contents, but all statements, information, and recommendations in this document
do not constitute the warranty of any kind, express or implied.

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Table of Contents
Getting to Know the MU203..................................................................... 1
Preparing the MU203.............................................................................. 4
Installation Guide .................................................................................. 5
Safety Information................................................................................. 9

1
Thank you for purchasing Huawei MU203 Wireless
Module.
Note:
This manual briefly describes the preparation, the process for
installing/uninstalling, and safety precautions for using Huawei MU203
Wireless Module (hereinafter referred to as the MU203).
You are recommended to read the manual before using the MU203.
The signal strength and the transmission rate are affected by the actual
environment.
Getting to Know the MU203
The following figure shows the appearance of the MU203. The actual product may
differ.

2
2
3
2
1
2
nBTB Connector
It is used to connect to the interface of the PC.
oScrew holes
They are used to fix the MU203 on the main board of the PC with screws.
pAntenna interfaces
It is used to connect an antenna.
Requirements for the User Side
To use the MU203, the user must meet the following requirements:

3
60-pin Board to Board Connector interface.
Windows CE/Windows XP/Linux 2.6.18 or later versions
Display resolution: 800 × 600 or above.
The antenna gain：850M<4.28dBi，1900M<2.1dBi

4
Preparing the MU203
Locate the MU203 on the main board of the PC. Find the antenna.
If a USIM/SIM card is provided by your service provider, insert the USIM/SIM card
into the USIM/SIM card slot on the main board of the PC.
Note:
In certain cases, your PC may be disassembled only by the professionals.
Before you install the MU203 onto the main board of the PC, consult the PC
manufacturer or read the user manual of the PC.

5
Installation Guide
Installing the MU203 onto the Main Board of the PC
1. Locate the MU203 on the main board of the PC.
2. Insert the antenna into the antenna interface of the MU203.

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3. Press downwards to fix the MU203 in the module slot.
Note:
Insert the antenna connectors vertically into the antenna interfaces of the
MU203.
Do not pinch the antenna cable or damage the connectors. Otherwise, the
wireless performance of the MU203 may be reduced or the MU203 cannot
work normally.
Ensure that the antenna cables are routed through the channel in the frame of
the PC and do not lay across the raised edges of the frame.
Removing the MU203 from the Main Board of the PC
1. Disconnect the antenna cables from the MU203. You can lift the connectors
with a small screwdriver.

7
2. Release the MU203 from the module slot. Then, lift up the MU203.
Installing the MU203 Software
A disk is provided in the MU203 packing box. The disk contains the management
program and the driver of the MU203.
1. Insert the disk into the disk drive of the PC.
2. Find the AutoRun.exe file under the disk path. Then double-click
AutoRun.exe to run the program.
3. Follow the prompts of the installation wizard.
4. After the program is installed, the shortcut icon of the management program
is displayed on the desktop.
Uninstalling the Management Program
1. Choose Start > Control Panel.
2. Find the management program, and click Add/Remove Program to
uninstall the management program.

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Note:
It is recommended to restart the PC after the uninstallation to ensure that the
management program is completely uninstalled.