Huawei EM772 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 holder s.

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 t his document
do not constitute the warranty of any kind, express or implied.

Table of Contents

Getting to Know the EM772............................................................. 1

Requirements for the PC................................................................. 2

Preparing the EM772...................................................................... 3

Installation Guide.......................................................................... 4

Safety Information........................................................................10

i

Thank you for purchasing Huawei EM772 HSPA/Wi-Fi
Module.

Note:

 This manual briefly describes the preparation, the process for

installing/uninstalling, and safety precautions for using Huawei EM772
HSPA/Wi-Fi Module (hereinafter referred to as the EM772).

 You are recommended to read the manual before using the EM772.
 The signal strength and the transmission rate are affected by the actual

environment.

Getting to Know the EM772

The following figure shows the appearance of the EM772. The actual product may
differ.

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1

Mini PCI Express connector

It is used to connect the EM772 to the WWAN Mini PCI Express interface of the PC.

Screw holes

They are used to fix the EM772 on the main board of the PC with screws.

Antenna interfaces

They are used to connect antennas.
EM772 has an external antenna which connect with laptop.
The max gain which is allowed of external antenna is ：
900M:<2.1dBi
1800M:<2.6dBi
2100M:<4.3dBi
850M:<4.28dBi
1900M:<3.6dBi

Requirements for the PC

To use the EM772, the PC must meet the following requirements:

 WWAN Mini PCI Express interface.
 Windows 2000 SP4, Windows XP SP2, Windows Vista and Linux 2.6.18 or

above

 The hardware of your PC must meet or exceed the reco mmended system

requirements for the installed version of OS.

 Display resolution: 800 × 600 or above.

2

Preparing the EM772

Locate the WWAN Mini PCI Express interface on the ma in board of the PC. Find the
main antenna and the auxiliary antenna.

If a USIM/SIM ca rd is prov ided by y our service p rovider, insert the USIM/SI M 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 EM772 onto the main board of the PC, consult the PC

manufacturer or read the user manual of the PC.

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