Huawei EM820W User manual

Copyright © 2008 Huawei Technologies Co., Ltd.
All Rights Reserved
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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 EM820W .................................................................. 3
Requirements for the PC ......................................................................... 4
Preparing the EM820W ........................................................................... 4
Installation Guide .................................................................................. 5

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Thank you for purchasing Huawei EM820W HSPA+
Embedded PC Module.
Note:
This manual briefly describes the preparation, the process for
installing/uninstalling, and safety precautions for using Huawei EM820W
HSPA+ Embedded PC Module (hereinafter referred to as the EM820W).
You are recommended to read the manual before using the EM820W.
The signal strength and the transmission rate are affected by the actual
environment.

Getting to Know the EM820W
The following figure shows the appearance of the EM820W. The actual product
may differ.
nMini PCI Express connector
It is used to connect the EM820W to the WWAN Mini PCI Express interface of the
PC.
oScrew holes
They are used to fix the EM820W on the main board of the PC with screws.
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pAntenna interfaces
They are used to connect antennas.
Requirements for the PC
To use the EM820W, the PC must meet the following requirements:
WWAN Mini PCI Express interface.
Windows 2000 SP4, Windows XP SP2, and Windows Vista
The hardware of your PC must meet or exceed the recommended system
requirements for the installed version of OS.
Display resolution: 800 × 600 or above.
The antenna gain：850M<4.28dBi，1900M<3.0 dBi
Preparing the EM820W
Locate the WWAN Mini PCI Express interface on the main board of the PC. Find the
main antenna and the auxiliary 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 EM820W onto the main board of the PC, consult the PC
manufacturer or read the user manual of the PC.

Installation Guide
Installing the EM820W onto the Main Board of the PC
1. Insert the Mini PCI Express connector of the EM820W into the WWAN Mini PCI
Express interface on the main board of the PC.
2. Press downwards to fix the EM820W in the module slot.
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3. Use a screwdriver to fix the EM820W onto the main board of the PC with two
screws provided in the EM820W packing box.
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4. Insert the connector of the main antenna into the MAIN antenna interface (M)
of the EM820W according to the indication on the label of the EM820W. Insert
the connector of the auxiliary antenna into the AUX antenna interface (A) of
the EM820W in the same way.
Note:
Insert the antenna connectors vertically into the antenna interfaces of the
EM820W.
Do not pinch the antenna cable or damage the connectors. Otherwise, the
wireless performance of the EM820W may be reduced or the EM820W 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.
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Removing the EM820W from the Main Board of the PC
1. Disconnect the antenna cables from the EM820W. You can lift the connectors
with a small screwdriver.
2. Remove the two screws with the screwdriver.
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3. Slide backwards the two clips to release the EM820W from the slot. Then, lift
up the EM820W.
Installing the EM820W Software
A disk is provided in the EM820W packing box. The disk contains the management
program and the driver of the EM820W.
1. Insert the disk into the disk drive of the PC.
2. The OS automatically starts the installation wizard.
Note:
If the auto-run program does not respond, 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.
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Uninstalling the Management Program
1. Choose Start > Control Panel.
2. Find the management program, and click Add/Remove Program to
uninstall the management program.
Note:
It is recommended to restart the PC after the uninstallation to ensure that the
management program is completely uninstalled.
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