LTE Module Series
Smart EVB User Guide
Smart_EVB_User_Guide Confidential / Released 26 / 29
2. Choose “Power off”.
3. Module will be powered off after D808 (STATUS) light is off.
Another way is to press down S901 (PWRKEY) until the module is shut down.
4.3. Reset
Pressing S908 key then releasing it can reset the module. This may cause loss of information stored in
the memory since the module has been initialized after reset.
The emergency restart option is only used in case of emergency. For example, the software does not
respond for more than 5 seconds due to some serious problems.
4.4. Communication Via USB or UART Interface
4.4.1. Communication via USB Interface
1. Power on the module.
2. Connect EVB and PC with USB cable through USB interface and install USB driver from the Driver
Disk.
3. Open QCOM tool and configure AT Command window, then select correct port and operate the
module by AT commands.
4.4.2. Communication via UART Interface
1. Power on the module.
2. Connect the UART interface to PC with USB-to-RS232 converter cable and install the driver from the
Driver Disk.
3. Open QCOM tool and configure AT Command window, then set correct baud rate (such as
115200bps) to operate the module by AT commands.
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