Firmware Update
i3070 Series 5i Help 8-5
Update LCD Touch Panel Firmware
1 Copy the entire folder (gt_data) containing the firmware update to an 
SD card.
2 Open the Zone 2 door. Insert the SD card into the card slot.
3 On the Setting Mode page, select SD  →  GT.
4 Select the folder to download and press Copy.
5 Press  OK to start the update.