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HUAWEI ME909 Series Mini PCIe Module
Hardware Guide
Overall Description
Issue 0.1 (2013-06-09)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
9
Feature
Description
LED_WWAN#: Active-low LED signal indicating the state of the
module (the software is under development)
Antenna
connector
WWAN MAIN antenna connector x1
WWAN AUX antenna connector x1
GPS antenna connector x1
2.3 Circuit Block Diagram
Figure 2-1 shows the circuit block diagram of the ME909 Mini PCIe Adapter. The
major functional unit of the Mini PCIe Adapter contains the following parts:
DCDC Circuit
LGA Module
Control signals
Antenna Connectors
Figure 2-1 Circuit block diagram of the ME909 module