BenQ x3100i User Manual page 20

Correcting keystone
Keystoning refers to the situation where the projected image becomes a trapezoid due to
angled projection.
To correct the distorted image:
1. Display the 2D Keystone correction page
from the following menus.
• The setup wizard during the projector
initial setup
• The Basic menu system
• The Installation menu of the Advanced
menu system
2. After the 2D Keystone correction page
appears:
• To correct keystoning at the top of the
image, use .
• To correct keystoning at the bottom of
the image, use .
• To correct keystoning at the right side of
the image, use
• To correct keystoning at the left side of
the image, use
• To reset the keystone values, press
BACK/ for 2 seconds.
• To automatically correct the vertical
sides of the distorted image, press OK for
2 seconds.
3. When done, press BACK/
changes and exit.
20 Positioning your projector
.
.
to save your
Press .
Press .
Press
.
Press .