22ViewSonic PJ558D
Image (Computer Mode)
Option Actions/Descriptions
Keystone Adjusts image distortion caused by tilting projection.
(+15 degrees)
Aspect Ratio Selects this function to t Auto, 16:9, 4:3 aspect ratio.
Auto: Keep the image with original width-height ratio.
16:9: The input source will be scaled to t the width of the
screen.
4:3 : The input source will be scaled to t the projection
screen.
16:9 Image
Press the / buttons to choose the image position showed
on Position top, center, or bottom.
H. Position
Press the button to move the image left.
(Horizontal Position)
Press the button to move the image right.
V. Position
Press the button to move the image down.
(Vertical Position)
Press the button to move the image up.
Frequency “Frequency” changes the display data frequency to match
the frequency of your computer’s graphic card. If you
experience a vertical ickering bar, use this function to make an
adjustment.
Tracking “Tracking” synchronizes the signal timing of the display with
the graphic card. If you experience an unstable or ickering
image, use this function to correct it.
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