Huawei EM770W Installation Manual page 7

3. Use a screwdriver to fix the EM770W onto the main board of the PC with two
screws provided in the EM770W packing box.
4. Insert the connector of the main antenna into the MAIN antenna interface (M)
of the EM770W according to the indication on the label of the EM770W. Insert
the connector of the auxiliary antenna into the AUX antenna interface (A) of
the EM770W in the same way.
Note:
Insert the antenna connectors vertically into the antenna interfaces of the
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