Correcting Keystone - BenQ MW870UST User Manual

Fine-tuning the image size and clarity
1. Sharpen the image by using the focus ring/
focus slide lever.

Correcting keystone

Keystoning refers to the situation where the projected image is noticeably wider at either
the top or bottom. It occurs when the projector is not perpendicular to the screen.
To correct this, besides adjusting the height of the projector, you will need to manually
correct it following one of these steps.
• Using the remote control
Press /
control to display the Keystone correction page.
Press
image. Press
bottom of the image.
• Using the OSD menu
1. Press MENU/EXIT and then press
until the
2. Press
MODE/ENTER. The Keystone correction
page displays.
3. Press
of the image or press
keystoning at the bottom of the image.
30
Operation
on the projector or remote
to correct keystoning at the top of the
to correct keystoning at the
DISPLAY
menu is highlighted.
to highlight Keystone and press
to correct keystoning at the top
/
to correct
/ .
Press / .
Press