Sony VPH-G90E Manuel D'installation page 101

4
Adjust the distortion as illustrated below with the v and V keys.
In position No. 1 of green adjustment, the green, red and blue lines
move together by pressing the v or V key.
V : The ends of the top and bottom lines spread apart
while the center remains unmoved.
v : The ends of the top and bottom lines come
together while the center remains unmoved.
5
Repeat steps 1 to 4 until the horizontal lines become parallel to the
screen edges.
101
Adjustments (GB)