ViewSonic PJ558D PJ558D User Guide - Page 27

Image Computer Mode

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Image (Computer Mode) Option Keystone Aspect Ratio Actions/Descriptions Adjusts image distortion caused by tilting projection. (+15 degrees) Selects this function to fit 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 fit the width of the screen. 4:3 : The input source will be scaled to fit 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 flickering 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 flickering image, use this function to correct it. ViewSonic PJ558D 22

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22
ViewSonic
PJ558D
Image (Computer Mode)
Opt±on
Act±ons/Descr±pt±ons
Keystone
Adjusts ±mage d±stort±on caused by t±lt±ng project±on.
(+15 degrees)
Aspect Ratio
Selects this function to fit Auto, 16:9, 4:3 aspect ratio.
Auto: Keep the ±mage w±th or±g±nal w±dth-he±ght rat±o.
16:9: The input source will be scaled to fit the width of the
screen.
4:3 : The input source will be scaled to fit the projection
screen.
16:9 Image
Press the
/
buttons to choose the ±mage pos±t±on showed
on Pos±t±on top, center, or bottom.
H. Pos±t±on
Press the
button to move the ±mage left.
(Hor±zontal Pos±t±on)
Press the
button to move the ±mage r±ght.
V. Pos±t±on
Press the
button to move the ±mage down.
(Vert±cal Pos±t±on)
Press the
button to move the ±mage up.
Frequency
“Frequency” changes the d±splay data frequency to match
the frequency of your computer’s graph±c card. If you
experience a vertical flickering bar, use this function to make an
adjustment.
Track±ng
“Track±ng” synchron±zes the s±gnal t±m±ng of the d±splay w±th
the graphic card. If you experience an unstable or flickering
±mage, use th±s funct±on to correct ±t.