Huawei EM775 Installation 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.

Trademarks and Permissions

and other Huawei trademarks are trad emarks of Huawei T echnolo gies Co. ,

Ltd.
All other trademarks and trade names mentioned in this document are the

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.

Table of Contents

Getting to Know the EM775............................................................. 1

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

Preparing the EM775...................................................................... 3

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

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

i

Thank you for purchasing Huawei EM775 HSPA Module.

Note:

 This manual briefly describes the preparation, the process for

installing/uninstalling, and safety precautions for using Huawei EM775 HSPA
Module (hereinafter referred to as the EM775).

 You are recommended to read the manual before using the EM775.
 The signal strength and the transmission rate are affected by the actual

environment.

Getting to Know the EM775

The following figure shows the appearance of the EM775. The actual product may
differ.

1

2

3

2

Mini PCI Express connector

It is used to connect the EM775 to the WWAN Mini PCI Express interface of the PC.

1

Screw holes

They are used to fix the EM775 on the main board of the PC with screws.

Antenna interfaces

They are used to connect antennas.
EM775 has an external antenna which connect with laptop.

The max gain which is allowed of external antenna is ：

900M<2.1dBi
850M<4.28dBi
1900M<3.6dBi
1800M<3.6dBi

2100M<4.3dBi

Requirements for the PC

To use the EM775, 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 recommended system

requirements for the installed version of OS.

 Display resolution: 800 × 600 or above.

2

Preparing the EM775

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 car d is provid ed by yo ur service p rovider, insert t he 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 EM775 onto the main board of the PC, consult the PC

manufacturer or read the user manual of the PC.

3