NEC LT20 - Manual (Page 25)

21 ... English
Image Computer
(Computer mode)
Auto Adjust
The projector automatically adjusts clock, phase, horizontal
and vertical. With most signal sources, Auto Adjust provides the
best results.
Clock
“Clock”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.
Phase
“Phase” 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.
Horizontal Position
Press the to move the image left.
Press the to move the image right.
Vertical Position
Press the to move the image down.
Press the to move the image up.
Reset
Choose “Yes” then “Enter” pressed, the display parameters on this
menu will return to their factory default settings.
User Controls