Turn on your device for first time
1 Press and hold [
2 Follow the
Activate Sleep mode
You can activate Sleep mode to save power when you do not use your device.
To activate Sleep mode, press the Lock key. Your device will turn off the screen. To deactivate Sleep mode, press the Lock key again.
Lock external keys and touch screen
You can lock the external keys and the touch screen to prevent any unwanted device operations from accidentally pressing any of the keys and the screen.
To lock the keys and the screen, press and hold the Lock key. To unlock, tap and hold the lock icon.
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