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Key
Description
Press and hold the key for 5 seconds to lock/unlock the Power
[►]
1
button.
When the menu appears on the screen, continue holding the key
for 10 seconds to lock/unlock the Power button.
If the Power button is locked, the below message will appear on
the screen:
Press and hold the key for 5 seconds to display/hide the boot up
[▲]
screen when the device is turned on.
Only pressing this key will enable the Input Select function.
1
Locking Power Button
Press and hold for 10s to lock Power
Power Lock/Unlock
Power Button Locked
Boot Up Screen On/Off
Off
Press to Turn On
28
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