ViewSonic LS510W User Manual page 48

Menu Option
H. Size
Zoom
OverScan
3X Fast Input
Description
Adjusts the horizontal width of the image.
NOTE:
This function is only available when a PC input signal is
selected.
Magnifies the projected image and allows you to navigate the
image.
Adjusts the overscan rate from 0 to 5.
NOTE:
This function is only available when a Composite Video or
HDMI input signal is selected.
This function is favorable to frame rate reducing. Quick
response time in native timing can be achieved. When enabled,
the following settings will return to factory preset values:
Keystone, Corner Adj. (LS560W/LS560WH/LS560HDH only),
Aspect Ratio, OverScan, Zoom, Position (LS510W/LS560W
only).
NOTE:
This function is only available when a native timing input
signal is selected.
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