BenQ LH820ST User Manual page 17

Correcting 2D keystone
2D Keystone function enables a wider projector installation area compared to conventional projectors
with limited positioning in front of the screen.
To correct this, you will need to manually correct it following one of these steps.
1. Do one of the following steps to display the 2D keystone
correction page.
• Press MENU on the remote control. Press Display > 2D
Keystone.
• Or press / on the remote control to adjust keystone.
2. After the 2D Keystone correction page displays. Press / to
adjust vertical values. Press
Adjusting Corner Fit
M anually adjust four corners of the image by setting the horizontal and vertical values.
1. Do one of the following steps to display the corner fit page.
• Press MENU on the remote control. Press Display > Corner
Fit.
2. After the Corner Fit correction page displays. Press / to to
adjust vertical values. Press
/ to adjust horizontal values.
/ to adjust horizontal values.
Positioning your projector 17