Huawei ME99 Series Mini PCIe Module ME909 사용자 설명서
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HUAWEI ME909 Series Mini PCIe Module
Hardware Guide
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 (
module (
the software is under development
)
Antenna
connector
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:
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