Adjusting The Projected Image; Adjusting The Projection Angle - BenQ TH671ST User Manual

Adjusting the projected image

Adjusting the projection angle

If the projector is not placed on a flat surface or the
screen and the projector are not perpendicular to
each other, the projected image becomes
trapezoidal. You can screw the adjuster feet to
fine-tune the horizontal angle.
To retract the feet, screw the adjuster feet in a
reverse direction.
Do not look into the lens while the lamp is on. The strong light from the lamp may cause damage to your eyes.
Positioning your projector 15