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Support Center
Upgrading USR-GPRS-730/734 Firmware Manual
2020-05-19

Overview

This manual introduces the method to upgrade USR-GPRS-730/USR-GPRS-734(GSM modems) firmware through ‘Update’ interface.

 

 

1.Hardware connection

User needs to use special cable to connect USR-GPRS-730/USR-GPRS-734(GSM modems) ‘Update’ interface and PC, then power the 730/734 and start upgrading firmware.

 

 

2.Upgrading firmware

Step 1: Run upgrading software download_english.exe for USR-GPRS-730/USR-GPRS-734(GSM modems).

 

1.png

 

Upgrading USR-GPRS-730/734 Firmware-Run upgrading software download

Step 2: Select firmware file(Expanded name of firmware file is .lod).

 

Upgrading GSM Modem Firmware-Expanded name of firmware file

Step3: Select correct COM port and configure baud rate to 921600. Then click ‘OK’ to save.

Upgrading GSM Modem Firmware-Select correct COM port and configure baud rate

Step 4: Click ‘Start all’ to start upgrading.

Upgrading GSM Modem Firmware-Click ‘Start all’ to start upgrading

Step 5: After upgrading firmware successfully as follow, please restore module to default settings and restart,

 

then module will work with new firmware. 

Upgrading GSM Modem Firmware-Click ‘Start all’ to start upgrading

 

Note: After upgrading firmware successfully, IMEI code and SN code maybe become zero and user needs to write them again by AT commands. User can also contact to our technical support for help. (730 new product shell has SN code and IMEI code; as for 734 and 730 old product shell, SN code and IMEI code are on internal GPRS module).  

 

 

 

 

 

 

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