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Huawei ME909u-521 Module Powering Off and Resetting Application Scenarios, Restarting the ME

Models: ME909u-521

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HUAWEI ME909u-521 LTE LGA Module	Module Powering Off and Resetting Application
Application Guide	Scenarios

10 Module Powering Off and Resetting Application Scenarios

10.1 Restarting the ME

10.1.1Reference Process

Command	Description

AT+CFUN=1,1	Restart the module.

OK

The ME can be reset or restarted using the AT+CFUN command. After the restart, the module must register with the network and authenticate its SIM card’s PIN.

10.1.2Troubleshooting

None

10.2 Power Off ME

10.2.1Reference Process

Command	Description

AT^MSO	Power off the module.

OK

After the command is received, the module will only do the preparative work of power-off such as deregister. The host should cut off the power in order to finish the power-off operation.

Issue 01 (2013-07-05)	Huawei Proprietary and Confidential	64
	Copyright © Huawei Technologies Co., Ltd.

Page 64

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Huawei ME909u-521 manual Module Powering Off and Resetting Application Scenarios, Restarting the ME, Power Off ME

Contents

Application Guide HUAWEI ME909u-521 LTE LGA ModuleTrademarks and Permissions NO WARRANTYImport and Export Regulations About This Document Revision HistoryIssue HUAWEI ME909u-521 LTE LGA ModuleContents 2 Initialization Application Scenarios3 Network Searching and Registration Application Scenarios 4 ECM Application Scenarios5 SMS Application Scenarios 7 SIM Operation Application ScenariosContents 10 Module Powering Off and Resetting Application ScenariosIssue HUAWEI ME909u-521 LTE LGA Module1 Overview 1.1 Conventions and Definitions1.1.1 Conventions 1.1.2 DefinitionsApplication 1.2 Organization of This DocumentMobile equipment 1.3.2 AT Command Processing Mechanism 1.3 Basic AT Command Processing Principles1.3.1 Ports Return results of AT command Return results of AT commandIssue 01 HUAWEI ME909u-521 LTE LGA ModuleAll AT commands entered during All AT commands enteredIssue HUAWEI ME909u-521 LTE LGA ModuleTimeout Duration AT CommandAT+COPS=1,2,23415 OK 2. If the module returns failure information, go to step 2.1.2 Troubleshooting 2 Initialization Application Scenarios2.1 Startup Indication SYSSTART 2.1.1 Reference Process2.2 Querying Basic Information 2.2.2 Troubleshooting2.2.1 Reference Process 2.3 Network Service Operations 2.3.1 Reference Process2.3.2 Troubleshooting IssueHUAWEI ME909u-521 LTE LGA Module Application Guide3.1 Searching and Registering Network 3 Network Searching and Registration Application Scenarios3.1.1 Reference Process Enable automatic search for networks. AT+COPS=0 IssueHUAWEI ME909u-521 LTE LGA Module Network Searching and Registration Application3.1.2 Troubleshooting Possible ErrorSolution Scenario4.1 ECM Dialing 4 ECM Application Scenarios4.1.1 Reference Process 4.2 Querying the Dial-up Connection State 4.1.2 Troubleshooting4.2.1 Reference Process 4.3 Disconnecting the Dial-up Connection 4.2.2 Troubleshooting4.3.2 Troubleshooting 4.3.1 Reference Process5 SMS Application Scenarios 5.1 OverviewFigure 5-1 Example of data encoded in PDU format of submitted type Figure‎ 5-2 shows the general SMS processFigure 5-2 General SMS process SMS initialization5.2 Initializing SMS 5.2.1 Reference ProcessSet the short message format to PDU Issue HUAWEI ME909u-521 LTE LGA ModuleApplication Guide SMS Application Scenarios5.3 Sending Short Message 5.2.2 Troubleshooting5.3.1 Reference Process Send a PDU message with the wrong service center address The message is successfully sentThe message is unsuccessfully sent HUAWEI ME909u-521 LTE LGA Module0031000B813109731147F4 0000FF04F4F29C0E ESC 5.3.2 Troubleshooting0891683108608805F931000B 813109731147F40000FF04F4 F29C0Ectrl-Z 5.4 Reading Short Messages 5.4.1 Reference ProcessAll messages 5.5 Deleting Short Messages 5.4.2 Troubleshooting5.5.1 Reference Process invalid memory 5.5.2 Troubleshootingindex 6 Phonebook Application Scenarios 6.1 Overview6.2 Memory Operations 6.2.1 Reference Process6.2.2 Troubleshooting Initializing the phonebook Start Query the availablestorage types for the phonebook AT+CPBS=? +CPBS“SM”,‎“EN”,“ON” OK Query the current phonebook storage AT+CPBS? +CPBS“ON”,0,0 OK6.3 Reading Phonebook Entries 6.3.1 Reference Process6.3.2 Troubleshooting Initialize the phonebook6.3.3 Writing/Deleting Phonebook Entries 6.3.4 Reference Process 6.3.5 Troubleshooting 6.4 Searching for Phonebook Entries 6.4.1 Reference Process6.5 Querying User Number 6.4.2 Troubleshooting6.5.1 Reference Process 6.5.2 Troubleshooting 6.6 Setting the TEs Character Sets6.6.1 Reference Process 6.6.2 Troubleshooting AT+CPBR=1+CPBR 1,0123456789,129,0048005500417.1 PIN Operations 7 SIM Operation Application Scenarios7.1.1 Reference Process 7.1.2 Troubleshooting  Either CPIN or +CPIN can be used to authenticate the PIN7.2 CRSM Command 7.2.1 Reference Process If pathid is not contained in the command, the module will prefer to access the files with the same FID in the current directory 7.2.2 Troubleshooting Possible ErrorSolution Scenario8 Sleeping and Waking Up Application Scenarios 8.1 Hardware Interfaces DiagramInterface Pin name8.2 Sequence Diagram Issue 01HUAWEI ME909u-521 LTE LGA Module Application Guide8.3 Software Interfaces 8.3.1 PrincipleFigure 8-5 Currency state when the module is in sleep mode 8.3.2 USB and Sleep Remotely Waking up the Host Using USB 8.3.3 UART and Sleep8.3.4 Module Wake-up 8.3.5 Host Woken up by ModuleHS Hub WAKEUPOUT Waking up the HostHS Device 8.4.2 Software Procedure Remote Wake-up Configuration8.4 Application Scenarios System with USB Connection only 8.4.1 Hardware Connection8.5.2 Software Procedure 8.5 Application Scenarios System with USB and WAKEUPOUT8.4.3 Advantages 8.5.1 Hardware Connection8.6 System with Other Connection Methods 8.5.3 Advantages9.1 Pre-configuration 9.1.1 Troubleshooting9 Thermal Protection Application Scenarios 9.2 Thermal Protection ProcessIssue HUAWEI ME909u-521 LTE LGA ModuleApplication Guide Thermal Protection Application Scenarios10 Module Powering Off and Resetting Application Scenarios 10.2 Power Off ME10.1.2 Troubleshooting 10.1 Restarting the ME10.2.2 Troubleshooting Module Powering Off and Resetting ApplicationIssue HUAWEI ME909u-521 LTE LGA Module11.1 Relative Documents 11 Appendix11.2 Acronyms and Abbreviations IMEI