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Huawei MU736 Hardware Manual

Huawei MU736 Hardware Manual

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HUAWEI MU736 HSPA+ M.2 Module
Hardware Guide
Issue
05
Date
2014-01-14

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Summary of Contents for Huawei MU736

  • Page 1 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Issue Date 2014-01-14...
  • Page 2 E-mail: mobile@huawei.com Please refer color and shape to product. Huawei reserves the right to make changes or improvements to any of the products without prior notice. Copyright © Huawei Technologies Co., Ltd. 2014. All rights reserved. No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co., Ltd.
  • Page 3 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide About This Document About This Document Revision History Document Date Chapter Descriptions Version 2013-03-08 Creation 2013-05-09 Updated Tunable Antenna Control 4.4.2 Updated Table 4-4 4.5.1 Updated Antenna Design Indicators 4.5.3 Updated GSM/WCDMA/GPS Antenna Requirements 5.5.2...
  • Page 4 MU736 module 5.5.2 Updated Table 5-12 DC power consumption (GPS) Updated Table 5-13 Test conditions and results of the reliability of the MU736 module Updated Figure 6-1 Dimensions of MU736 Updated Figure 6-4 Packet system 2013-10-21 Updated Table 5-13 Test conditions and...

  • Page 5: Table Of Contents

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Contents Contents 1 Introduction ..........................8 2 Overall Description ........................9 2.1 About This Chapter........................9 2.2 Function Overview ........................9 2.3 Circuit Block Diagram ......................... 11 3 Description of the Application Interfaces................12 3.1 About This Chapter........................12...
  • Page 6 6.2 Dimensions of MU736 ........................65 6.3 Label ............................66 6.4 Packing System .........................68 7 Installation ..........................70 7.1 About This Chapter........................70 7.2 Connect MU736 to Board ......................70 7.3 Antenna Plug..........................71 8 Certifications ........................... 73 8.1 About This Chapter........................73 8.2 Certifications ..........................73 9 Safety Information .........................
  • Page 7 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Contents 9.4 Traffic Security ...........................76 9.5 Airline Security ...........................76 9.6 Safety of Children........................76 9.7 Environment Protection ......................76 9.8 WEEE Approval .........................76 9.9 RoHS Approval ..........................76 9.10 Laws and Regulations Observance ..................77 9.11 Care and Maintenance ......................77 9.12 Emergency Call ........................77...

  • Page 8: Introduction

    Introduction Introduction This document describes the hardware application interfaces and air interfaces that are provided when HUAWEI MU736 HSPA+ M.2 Module (hereinafter referred to the MU736 module) is used. M.2 is the new name for NGFF (Next Generation Form Factor).

  • Page 9: Overall Description

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Overall Description Overall Description 2.1 About This Chapter This chapter gives a general description of the MU736 module and provides:  Function Overview  Circuit Block Diagram 2.2 Function Overview Table 2-1 Features...
  • Page 10 HSPA+: UL 5.76 Mbps/DL 21.6 Mbps Operating Windows 7/8/8.1, Android 4.0 or later, Chrome OS System When the MU736 module works at this temperature, NOT all its RF performances comply with the 3GPP TS 45.005 specifications. Huawei Proprietary and Confidential Issue 05 (2014-01-14)

  • Page 11: Circuit Block Diagram

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Overall Description 2.3 Circuit Block Diagram Figure 2-1 shows the circuit block diagram of the MU736 module. The application block diagram and major functional units of the MU736 module contain the following parts: ...

  • Page 12: Description Of The Application Interfaces

    The MU736 module uses a 75-pin Gold Finger as its external interface. For details about the module and dimensions, see "6.2 Dimensions of MU736". Figure 3-1 shows the sequence of pins on the 75-pin signal interface of the MU736 module.
  • Page 13 Table 3-1 shows the definitions of pins on the 75-pin signal interface (67 for signals and 8 for notch) of the MU736 module. As the M.2 naming nomenclature, MU736 is Type 3042-S3-B (30 mm × 42 mm, Component Max Height on top is 1.5 mm and single-sided, Key ID is B.)
  • Page 14 Table 3-1 Definitions of pins on the M.2 interface Pin Name DC Characteristics (V) Description Normal Min. Typ. Max. Connected to Ground internally. CONFIG_3 MU736 is configured as WWAN-SSIC 0. 3.3V Power supply 3.135 Ground Ground 3.3V Power supply 3.135 Ground Ground A single control to turn On/Off WWAN.
  • Page 15 Reserved for Future Use, please keep it Reserved NC in host side. Not Connected internally. CONFIG_0 MU736 is configured as WWAN-SSIC 0. Reserved for Future Use, please keep it Reserved NC in host side. Open drain and a pull-up WWAN to wake up the host.
  • Page 16 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces Pin Name DC Characteristics (V) Description Normal Min. Typ. Max. Not Connected Ground Ground I2C clock –0.3 I2C_SCL This function is under development. Not Connected I2C data –0.3 I2C_SDA This function is under development.
  • Page 17 SIM_DET H: SIM is present. L: SIM is absent. –0.3 RESET# System reset, active low. Not Connected Connected to Ground internally. CONFIG_1 MU736 is configured as WWAN-SSIC 0. 3.3V Power supply 3.135 Ground Ground 3.3V Power supply 3.135 Ground Ground 3.3V...

  • Page 18: Power Interface

    When the MU736 module works normally, power is supplied through the 3.3V pins and the voltage ranges from 3.135 V to 4.4 V (typical value is 3.3 V). The MU736 provides 5 power pins, and 11 Ground pins. To ensure that the MU736 module works normally, all the pins must be connected.
  • Page 19 3.3 V 3.135 V Time If customer wants to power cycle MU736, the 3.3V pin must stay below 1.8 V for more than 100 ms. The sequence is shown as in Figure 3-4 . Huawei Proprietary and Confidential Issue 05 (2014-01-14)

  • Page 20: Usim Power Output Uim_Pwr

    Output power supply interface is UIM_PWR. Through the UIM_PWR power supply interface, the MU736 module can supply 1.8 V or 2.85 V power to UIM card. The max current can reach 200 mA, so special attention on PCB design should be taken at the host side.
  • Page 21 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces  BodySAR detection (BodySAR_N) pin  UIM detection (SIM_DET) pin Table 3-3 lists the pins on the signal control interface. Table 3-3 Pins on the signal control interface...

  • Page 22: Power_On_Off Control Pin

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces 3.4.2 Power_On_Off Control Pin The MU736 module can be controlled to be powered on/off by the Power_On_Off pin. Table 3-4 Two states of Power_On_Off Item. Pin state Description High MU736 is powered on.
  • Page 23 MU736 is powered directly to battery For use case MU736 is connected directly to battery, such as tablet platforms, Power_On_Off pin should be controlled by a GPIO from host to control MU736 power On/Off. It is critical to make sure the module is safely powered off when the Tablet SoC is shut off.
  • Page 24 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces The recommended connections are shown as in Figure 3-8 . Figure 3-8 Recommended connections of Power_On_Off pins (Control) MU736 HOST Power_On_Off GPIO Pin 6 Power on sequence Do not toggle RESET# pin during power on sequence. Pulling RESET# pin low will extend time for module startup.
  • Page 25 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces Figure 3-10 Recommended power off timing (connect to battery) 3.3V (Vbatt, always on) RESET# Logic low or high-impedance (preferred) Power_On_Off Logic low or high-impedance (preferred) Power off t1 ≥ 500 ms If there is limitation on the controlling GPIO to be programmable 500 ms, the hardware solution can be used, as shown in Figure 3-11 .

  • Page 26: Reset# Pins

    Description of the Application Interfaces 3.4.3 RESET# Pins The MU736 module can be reset through the RESET# pin asynchronous, active low. Whenever this pin is active, the module will immediately be placed in a Power On reset condition. Care should be taken for this pin unless there is a critical failure and all other methods of regaining control and/or communication with the WWAN sub-system have failed.
  • Page 27 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces Figure 3-13 Hardware circuit for RESET# (Option 2) GPIO1 MU736 HOST RESET# Pin 67 1MΩ NMOS 33 рF NMOS 0 Ω GPIO1 Option 3: Hardware circuit for RESET# In this case, the GPIO is not high-impedance when the host is powered off.

  • Page 28: Led# Pin

    It will also disconnect the module from the network resulting in a call drop. 3.4.4 LED# Pin MU736 provides an open drain signal to indicate the RF status. Table 3-5 State of the LED# pin Operating Status...

  • Page 29: W_Disable# Pin

    (Modem) 10 kΩ Host BB Chip W_DISABLE# It is recommended not to add a diode on the W_DISABLE# pin outside the MU736 module. 3.4.6 GPS_DISABLE# Pin MU736 provides a hardware pin (GPS_DISABLE#) to enable/disable the GPS function. Table 3-7 Function of the GPS_DISABLE# pin...

  • Page 30: Wake_On_Wwan# Pin

    10 kΩ Host BB Chip GPS_DISABLE# It is recommended not to add a diode on the GPS_DISABLE# pin outside the MU736 module. 3.4.7 Wake_On_WWAN# Pin MU736 provides an open drain output Wake_On_WWAN# pin to wake host. It is low active.

  • Page 31: Bodysar_N Pin

    If BodySAR_N pin is used to monitor the proximity sensor output, there are some essential preconditions for this hardware solution. MU736 cannot provide any control signal for the proximity sensor. Any control or programming required by the proximity sensor should be handled by the host side.

  • Page 32: Sim_Det Pin

    BB Chip sensor BodySAR_N Host AP It is recommended not to add a diode on the BodySAR_N pin outside the MU736 module. 3.4.9 SIM_DET Pin MU736 supports USIM Hot Swap function. MU736 provides an input pin (SIM_DET) to detect whether the USIM card is present or not.
  • Page 33 When SIM is inserted (hot), SIM_DET pin will change from Low to High;  When SIM is removed (hot), SIM_DET pin will change from High to Low.  MU736 will detect the rising or falling edge of SIM_DET to react the hot swap. Figure 3-22 The logic of SIM_DET WWAN Module 1.8V...

  • Page 34: Usb Interface

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces 3.5 USB Interface The MU736 is compliant with USB 2.0 high speed protocol. The USB input/output lines are following USB 2.0 specifications. Definition of the USB interface: Pin Name Description DC Characteristics (V) Min.

  • Page 35: Usim Card Interface

    1.98/3.0 3.6.2 Circuit Recommended for the USIM Card Interface As the MU736 module is not equipped with an USIM socket, you need to place an USIM socket on the user interface board. Figure 3-25 shows the circuit of the USIM card interface.

  • Page 36: Tunable Antenna Control

    SIM_DATA signal wires with ground. The Ground pin of the USIM socket and the Ground pin of the USIM card must be well connected to the power Ground pin supplying power to the MU736 module.  A 100 nF capacitor (0402 package is recommended so that larger capacitance such as 1µF can be employed if necessary) and a 33 pF capacitor are placed...

  • Page 37: Config Pins

    –0.3 ANTCTL3 Tunable antenna control signal bit 3. It is a push-pull type GPIO. 3.8 Config Pins The module provides 4 config pins. MU736 is configured as WWAN-SSIC 0. Table 3-12 List of CONFIG pins Pin Name Description DC Characteristics(V) Min.

  • Page 38: Nc Pins

    These 4 configurations are called Port Config0~3. In each Port Configuration each GPIO is defined as a specific functional pin. The GPIO pin assignment can see in Table 3-14 . MU736 supports Config0. But the audio function is not implemented in MU736.

  • Page 39: Coaxial Rf Connector Guidelines

    The antenna interface must be used with coaxial cables with characteristic impedance of 50 Ω.  The MU736 module supports the buckled RF connector antenna connection methods: buckled RF connector MM4829-2702RA4 by MURATA or other equivalent connectors Figure 3-27 shows the RF connector dimensions.
  • Page 40 –40° C to +85° C 50 Ω Characteristic impedance There are two kinds of coaxial cables mating the RF connector in the MU736. Figure 3-28 shows the specifications of 0.81 mm coaxial cable mating the recommended RF connector. Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright ©...
  • Page 41 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces Figure 3-28 Specifications of 0.81 mm coaxial cable mating with the RF connector Figure 3-29 shows the connection between the RF connector and the 0.81 mm cable. Figure 3-29 Connection between the RF connector and the 0.81 mm cable Figure 3-30 shows the specifications of 1.13 mm coaxial cable mating the...
  • Page 42 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Description of the Application Interfaces Figure 3-31 shows the connection between the RF connector and the 1.13 mm cable. Figure 3-31 Connection between the RF connector and the 1.13 mm cable Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright ©...

  • Page 43: Rf Specifications

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide RF Specifications RF Specifications 4.1 About This Chapter This chapter describes the RF specifications of the MU736 module, including:  Operating Frequencies  Conducted RF Measurement  Conducted Rx Sensitivity and Tx Power ...

  • Page 44: Conducted Rf Measurement

    The instrument compensation needs to be set according to the actual cable conditions. 4.3.2 Test Standards Huawei modules meet 3GPP TS 51.010-1 and 3GPP TS 34.121-1 test standards. Each module passes strict tests at the factory and thus the quality of the modules is guaranteed.

  • Page 45: Conducted Transmit Power

    According to the 3GPP protocol, the required transmit power varies with the power class. Table 4-4 lists the required ranges of the conducted transmit power of MU736. The tested values listed in the Test Value column must range from the minimum power to the maximum power.

  • Page 46: Antenna Design Requirements

    In addition, the transmission cable from the antenna port of MU736 to the antenna is also part of the antenna. The cable loss increases with the cable length and the frequency. It is recommended that the cable loss be as low as possible, for example, U.FL-LP-088...
  • Page 47  Antenna direction The primary antenna must be placed as near as possible to the MU736 to minimize the cable length. The diversity antenna needs to be installed perpendicularly to the primary antenna. The diversity antenna can be placed farther away from the MU736.
  • Page 48 For this reason, the receiving performance is optimal. The following radiation patterns are recommended for the antenna of MU736: Primary/Diversity/GPS/WIFI antenna: omnidirectional. In addition, the diversity antenna’s pattern should be complementary with the primary antenna’s pattern.

  • Page 49: Interference

    The antenna consists of the antenna body and the relevant RF transmission cable. Take the  RF transmission cable into account when measuring any of the preceding antenna indicators. Huawei cooperates with various famous antenna suppliers who are able to make  suggestions on antenna design, for example, Amphenol, Skycross, etc. 4.5.2 Interference Besides the antenna performance, the interference on the user board also affects the radio performance (especially the TIS) of the module.

  • Page 50: Radio Test Environment

    The antenna efficiency, antenna gain, radiation pattern, total radiated power (TRP), and total isotropic sensitivity (TIS) can be tested in a microwave testing chamber. Huawei has a complete set of OTA test environments (SATIMO microwave testing chambers and ETS microwave testing chambers). The testing chambers are certified by professional organizations and are applicable to testing at frequencies ranging from 380 MHz to 6 GHz.
  • Page 51 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide RF Specifications Figure 4-1 SATIMO microwave testing chamber Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Electrical And Reliability Features

    EMC and ESD Features 5.2 Absolute Ratings Table 5-1 lists the absolute ratings for the MU736 module. Using the MU736 module beyond these conditions may result in permanent damage to the module. Table 5-1 Absolute ratings for the MU736 module...

  • Page 53: Operating And Storage Temperatures And Humidity

    [1]: When the MU736 module works at this temperature, all its RF indexes comply with the 3GPP TS 45.005 specifications. [2]: When the MU736 module works at this temperature, NOT all its RF indexes comply with the 3GPP TS 45.005 specifications.

  • Page 54: Power Supply Features

    Low-level output 0.15 voltage 5.5 Power Supply Features 5.5.1 Input Power Supply Table 5-6 lists the requirements for input power of the MU736 module. Table 5-6 Requirements for input power for the MU736 module Parameter Min. Typ. Max. Ripple Unit 3.3 V...

  • Page 55: Power Consumption

    Table 5-8 to Table 5-12 . The power consumption listed in this section is tested when the power supply of MU736 module is normal voltage (3.3 V), and all of test values are measured at room temperature. Table 5-8 Averaged power off DC power consumption of MU736...
  • Page 56 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Electrical and Reliability Features Table 5-9 Averaged standby DC power consumption of MU736 (WCDMA/HSDPA/GSM) Description Bands Test Value (mA) Notes/Configuration Typical Sleep HSPA+/WCDMA UMTS bands Module is powered up. (sleep) DRX cycle=8 (2.56s) Module is registered on the network.
  • Page 57 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Electrical and Reliability Features Description Band Test Value (mA) Notes/Configuration Typical 23.5 dBm Tx Power Band II 0 dBm Tx Power (PCS 1900) 10 dBm Tx Power 23.5 dBm Tx Power Band IV...
  • Page 58 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Electrical and Reliability Features Table 5-11 Averaged DC power consumption of MU736 (GPRS/EDGE) Description Test Value (mA) Notes/Configuration Typical GPRS850 1 Up/1 Down 2 Up/1 Down 4 Up/1 Down 1 Up/1 Down 2 Up/1 Down...
  • Page 59 Test condition: For Max Tx power ,see 4.4.2 Conducted Transmit Power, they are listed in Table 4-4 ; for Max data throughput, see 2.2 Function Overview, they are listed in Table 2-1 Features. Table 5-12 Averaged GPS operation DC power consumption of MU736 Description Test Value (mA)

  • Page 60: Reliability Features

    The Rx power of GPS is –130 dBm. 5.6 Reliability Features Table 5-13 lists the test conditions and results of the reliability of the MU736 module. Table 5-13 Test conditions and results of the reliability of the MU736 module Item...
  • Page 61 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Electrical and Reliability Features Item Test Condition Standard Sample size Results Thermal shock Low temperature: JESD22- 3 pcs/group Visual inspection: –40º A106-B High temperature: Function test: ok 85º C RF specification: ok Temperature change interval: <...
  • Page 62 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Electrical and Reliability Features Item Test Condition Standard Sample size Results Shock test Half-sine wave shock JESD-B1 3 pcs/group Visual inspection: 04-C Peak acceleration: 30 Grms Function test: ok Shock duration: 11 ms...

  • Page 63: Emc And Esd Features

    The following are the EMC design comments:  Attention should be paid to static control in the manufacture, assembly, packaging, handling, and storage process to reduce electrostatic damage to HUAWEI module.  RSE (Radiated Spurious Emission) may exceed the limit defined by EN301489 if the antenna port is protected by TVS (Transient Voltage Suppressor), which is resolved by making some adjustments on RF match circuit.
  • Page 64  Effective shielding measures must be taken on the ESD sensitive materials that are transported or stored outside the EPA. The HUAWEI MU736 module does not include any protection against overvoltage. Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.

  • Page 65: Mechanical Specifications

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Mechanical Specifications Mechanical Specifications 6.1 About This Chapter This chapter describes the following aspects of the MU736 module:  Dimensions of MU736  Label  Packing System 6.2 Dimensions of MU736 Figure 6-1 shows the dimensions of MU736 in details.

  • Page 66: Label

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Mechanical Specifications Figure 6-1 Dimensions of MU736 TOP VIEW BOTTOM VIEW 6.3 Label There are two labels on the MU736. Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.
  • Page 67 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Mechanical Specifications Figure 6-2 Dimensions of label (front label) Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.

  • Page 68: Packing System

    Hardware Guide Mechanical Specifications Figure 6-3 Dimensions of label (back label) 6.4 Packing System HUAWEI M.2 module uses five layers ESD pallet, anti-vibration foam and vacuum packing into cartons. Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.
  • Page 69 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Mechanical Specifications Figure 6-4 Packet system Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.

  • Page 70: Installation

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Installation Installation 7.1 About This Chapter This chapter describes the assembly of MU736, including:  Connect MU736 to Board  Antenna Plug 7.2 Connect MU736 to Board Figure 7-1 Install MU736 It refers to M.2 specification.

  • Page 71: Antenna Plug

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Installation 7.3 Antenna Plug Figure 7-2 Mating the plug Align the mating tool or the mating end of the tool over the plug end of the cable assembly. Firmly place the tool over the plug until it is secured in the tool.
  • Page 72 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Installation Figure 7-4 Do not apply any pull forces after the bending of the cable Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.

  • Page 73: Certifications

    This chapter gives a general description of certifications of MU736. 8.2 Certifications The certification of MU736 is testing now. Table 8-1 shows certifications the MU736 will be implemented. For more demands, please contact us for more details about this information.
  • Page 74 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Certifications Certification Model name MU736 PVC-Free   PTCRB  Halogen-free Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.

  • Page 75: Safety Information

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Safety Information Safety Information Read the safety information carefully to ensure the correct and safe use of your wireless device. Applicable safety information must be observed. 9.1 Interference Power off your wireless device if using the device is prohibited. Do not use the wireless device when it causes danger or interference with electric devices.

  • Page 76: Traffic Security

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Safety Information  Area indicated with the "Power off bi-direction wireless equipment" sign  Area where you are generally suggested to stop the engine of a vehicle 9.4 Traffic Security  Observe local laws and regulations while using the wireless device. To prevent accidents, do not use your wireless device while driving.

  • Page 77: Laws And Regulations Observance

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Safety Information 9.10 Laws and Regulations Observance Observe laws and regulations when using your wireless device. Respect the privacy and legal rights of the others. 9.11 Care and Maintenance It is normal that your wireless device gets hot when you use or charge it. Before you clean or maintain the wireless device, stop all applications and power off the wireless device.

  • Page 78: Fcc Statement

    Warning: Changes or modifications made to this equipment not expressly approved by HUAWEI may void the FCC authorization to operate this equipment. Huawei Proprietary and Confidential Issue 05 (2014-01-14)

  • Page 79: Appendix A Circuit Of Typical Interface

    HUAWEI MU736 HSPA+ M.2 Module Appendix A Circuit of Typical Interface Huawei Proprietary and Confidential Issue 05 (2014-01-14) Copyright © Huawei Technologies Co., Ltd.

  • Page 80: Appendix B Acronyms And Abbreviations

    HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Appendix B Acronyms and Abbreviations Appendix B Acronyms and Abbreviations Acronym or Abbreviation Expansion Application Process China Compulsory Certification European Conformity Coding Scheme Circuit Switched Data Direct Current Direct Memory Access Development Kit...
  • Page 81 HUAWEI MU736 HSPA+ M.2 Module Hardware Guide Appendix B Acronyms and Abbreviations Acronym or Abbreviation Expansion HSDPA High-Speed Downlink Packet Access HSPA+ Enhanced High Speed Packet Access HSUPA High Speed Up-link Packet Access International Standards Organization Liquid Crystal Polyester Low-Dropout...

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