Table Of Contents - Huawei MU709s-2 Hardware Manual

HUAWEI MU709s-2 HSPA+ Mini PCIe Module
Hardware Guide
1 Introduction.................................................................................................................................... 6
2 Overall Description ...................................................................................................................... 7
2.1 About This Chapter ........................................................................................................................... 7
2.2 Function Overview............................................................................................................................ 7
2.3 Circuit Block Diagram ....................................................................................................................... 8
3 Description of the Application Interfaces ................................................................................ 9
3.1 About This Chapter ........................................................................................................................... 9
3.2 Mini PCIe Interface ........................................................................................................................... 9
3.3 Power Sources and Grounds ......................................................................................................... 13
3.3.1 Power Supply Time Sequence .............................................................................................. 14
3.3.2 Reset the Module .................................................................................................................. 14
3.4 WAKE# Signal ................................................................................................................................ 14
3.5 LED_WWAN# Signal ...................................................................................................................... 15
3.6 USB Interface ................................................................................................................................. 16
3.7 USIM Card Interface ...................................................................................................................... 17
3.7.1 Overview ................................................................................................................................ 17
3.7.2 Circuit Recommended for the USIM Card Interface .............................................................. 17
3.8 Audio Interface ............................................................................................................................... 18
3.9 NC Pins .......................................................................................................................................... 20
4 RF Specifications ......................................................................................................................... 21
4.1 About This Chapter ......................................................................................................................... 21
4.2 Operating Frequencies ................................................................................................................... 21
4.3 Conducted RF Measurement ......................................................................................................... 22
4.3.1 Test Environment ................................................................................................................... 22
4.3.2 Test Standards ....................................................................................................................... 22
4.4 Conducted Rx Sensitivity and Tx Power ........................................................................................ 22
4.4.1 Conducted Receive Sensitivity .............................................................................................. 22
4.4.2 Conducted Transmit Power ................................................................................................... 23
4.5 Antenna Design Requirements ...................................................................................................... 23
4.5.1 Antenna Design Indicators..................................................................................................... 23
4.5.2 Interference ........................................................................................................................... 26
4.5.3 GSM/WCDMA Antenna Requirements .................................................................................. 26
Issue 02 (2014-09-18)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Contents
Contents
4