Correcting Keystone - ViewSonic LS850WU User Manual

Correcting Keystone

Keystoning refers to the situation where the projected image becomes a trapezoid
due to angled projection.
To correct this, besides adjusting the height of the projector, you may also:
1. Use the keystone keys on the projector or remote control to display the keystone
page.
2. After the keystone page is displayed, press
the image. Press
correct keystoning at the right side of the image. Press
the left side of the image.
to correct keystoning at the bottom of the image. Press
to correct keystoning at the top of
MENU
BLANK
EXIT
ENTER
COLOR
MODE
37
to correct keystoning at
to