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7.5 Update the System Image
This operation is used to update the operation system by the file of system image if a
breakdown occurs when you get NK105, and its updating process lasts about 3
minutes.
Before updating the system image, ensure the following:
• The format of the USB flash disk is FAT32.
• The file of system image has been copied to the root directory of the USB flash
disk.
• The system parameter has been backed up.
To update the system image, do the following:
1. Power on and long press until entering the interface of update
selection:
2. To enter the updating menu, press :
3. To start updating the system image, press .
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