Xtrons TD714GT, Руководство пользователя

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ARM software upgrade instructions
picture 2
picture 1
Copying ARM softwares(total 7pcs files, see picture 1) into SD card and
please ensure the SD card is full empty. Under the device was powered off,
inserting the SD card into this device's GPS card slot,then,turning on the device
(unit), at this time, the device(unit) will automatically search files to run upgrade
(see picture 2), after it completes the upgrade successfully, it will switch to main
UI interface automatically, then, you can use it now. Notes: when upgrade, please
ensure the continuous power supply and keep the unit opening all the time, don't
permit to cut off the power supply, please see picture 1, picture 2.