Huawei MU509 Series Development Kit Manual page 12

HUAWEI 30 mm x 30 mm LGA Module
Development Kit Guide
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Issue 05 (2016-12-12)
The mother board and the interface board have been assembled when you obtain the DVK.
You do not need do the assembly by yourself.
The mother board and the interface board should be assembled correctly to ensure
modules work normally.
[1]: The DVK provides three antenna connectors: MAIN, AUX and GPS. Yet not all the LGA
modules support these three antennas. For the detailed information, refer to the module's
hardware guide.
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