Correcting Keystone - BenQ TH670 User Manual

Auto-adjusting the image
In some cases, you may need to optimize the
picture quality. To do this, press AUTO on
the projector or remote control. Within 5
seconds, the built-in Intelligent Auto
Adjusent function will re-adjust the values of
Frequency and Clock to provide the best
picture quality.
• The screen will display "Auto adjusting"
while AUTO is functioning.
• This function is only available when PC signal (analog RGB) is selected.

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, you can follow one of these steps.
• Auto V-Keystone adjustment
1. Press
control to display the Keystone page.
2. Press OK for 2 seconds to enable Auto V-
Keystone.
• Manual V-Keystone adjustment
1. Press
control to display the Keystone page.
2. Press
Operation
26
/ or KEYSTONE on the remote
/ or KEYSTONE on the remote
/ to adjust the V-Keystone manually.