Viewsonic E90FB User Manual

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ViewSonic
E90f/E90fb
7
Menu Options
 
Control
Explanation 
Contrast 
adjusts the difference between the image background 
(black level) and the foreground (white level).
Brightness
 adjusts the background black level of the screen 
image. 
Zoom 
expands and contracts the entire screen image.
Horizontal Size
 adjusts width of the screen image.
Horizontal Position
 moves the screen image left or right.
Vertical Size
 adjusts the height of the screen image.
Vertical Position
 moves the screen image up or down.
Pincushion
 curves the vertical sides of the screen image.
Pin Balance
 curves the vertical edges of the screen image to the 
left or right.
Trapezoid
 adjusts the top and bottom of the screen image until 
they have equal length.
Parallelogram
 slants the vertical edges of the screen image until 
they are parallel.
Tilt
 rotates the entire screen image.