LG LGV400 - Manual (Page 20)

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To wake up your tablet, press the Power/Lock Key . The Lock screen will
appear. Touch and slide the Lock screen in any direction to unlock your
Home screen. The last screen you viewed will open.
Turning the screen on using the KnockON feature
The KnockON feature allows you to double-tap the screen to easily turn the
screen on or off.
• Quickly double-tap the center of the screen to
turn the screen on.
• Quickly double-tap the Status Bar, an empty
area on the Home screen, or the Lock screen to
turn the screen off.
Unlocking your screen using the Knock Code feature
The Knock Code feature allows you to create your own unlock code using a
combination of knocks (or taps) on the screen.
• While the screen is off, tap the same sequence you established anywhere
on the screen. The Home screen will be accessed directly.