Power Interface; Overview - Huawei MC509 Series Hardware Manual

HUAWEI MC509 Series CDMA LGA Module
Hardware Guide
Figure 3-1 Bottom view of sequence of LGA interface pins

3.3 Power Interface

3.3.1 Overview

The power supply part of the MC509 module contains:
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Issue 02 (2013-05-06)
VBAT pins for the power supply
VCC_EXT1 pin for external power output
VCC_EXT2 pinfor external power output
RUIM_VCC PIN for RUIM card power output
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Description of the Application Interfaces
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