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Requirements for the PC
To u e the EM820U, the PC must meet t
s
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 EM820U
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 EM820U onto the main board of the PC, consult the PC manufacturer or
read the user manual of the PC.
Installation Guide
he following requirements:
4
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