Huawei EM772 Manual Download

Page: 4 / 16

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 recommended system
requirements for the installed version of OS.

Display resolution: 800 × 600 or above.

Summary of Contents for EM772

Page 2: ...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 ...

Page 3: ... 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 1 3 2 2 1 ...

Page 5: ...na 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 EM772 onto the main board of the PC consult the PC manufacturer or read the user manual of the PC 3 ...

Page 6: ...alling the EM772 onto the Main Board of the PC 1 Insert the Mini PCI Express connector of the EM772 into the WWAN Mini PCI Express interface on the main board of the PC 2 Press downwards to fix the EM772 in the module slot 4 ...

Page 7: ...e connector of the main antenna into the MAIN antenna interface M of the EM772 according to the indication on the label of the EM772 Insert the connector of the auxiliary antenna into the AUX antenna interface A of the EM772 in the same way Note Insert the antenna connectors vertically into the antenna interfaces of the EM772 5 ...

Page 8: ... connectors Otherwise the wireless performance of the EM772 may be reduced or the EM772 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 6 ...

Page 9: ...Removing the EM772 from the Main Board of the PC 1 Disconnect the antenna cables from the EM772 You can lift the connectors with a small screwdriver 2 Remove the two screws with the screwdriver 7 ...

Page 11: ...Note It is recommended to restart the PC after the uninstallation to ensure that the management program is completely uninstalled 9 ...