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18
Key
Description
[
►
]
Press and hold the key for 5 seconds to lock/unlock the
Power
button.
When the menu appears on the screen, continue holding 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
[
▲
]
Press and hold the key for 5 seconds to display/hide the boot up
screen when the device is turned on.
Boot Up Screen On/Off
Off
Press to turn on
Содержание VX4381-4K
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