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28
Key
Description
2
+
4
Touch the keys to lock/unlock the
Power
button.
When the menu appears on the screen, continue touching both keys for
10 seconds to lock/unlock the
Power
button.
3
Power Lock/Unlock
Locking Power Button
Press and hold for 10s
to lock power
If the
Power
button is locked, the below message will appear on the
screen:
Power Lock/Unlock
Power Button Locked
3
+
5
Touch the keys to display/hide the boot up screen when the device is
turned on.
Boot Up Screen On/Off
Off
Press to turn on