Correcting Keystone - ViewSonic PX749-4K 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
to correct keystoning at the bottom of the image. Press
at the right side of the image. Press
image.
to correct keystoning at the bottom of the image. Press
On Of f
COMP HDMI 1 HDMI 2
Auto
Source
Sync
Aspect Pattern Blank 3D
ID Set 1 2
Color
Brightness Contrast
Temp
3 4 5
Gaming Standard Sports
6 7 8
Eco
Movie User
Mode
to correct keystoning at the top of
to correct keystoning at the left side of the
29
to correct keystoning