Benq PB2250 Manuel D’Utilisation
Operation
19
Adjusting the image
Adjusting the height
The projector is equipped with 1 quick-release adjuster foot and 2 rear adjuster feet. These
adjusters can be used to change the image height and projection angle. To adjust the
projector,
adjusters can be used to change the image height and projection angle. To adjust the
projector,
1.
Lift the projector up and press the
adjuster button to release the adjuster.
The adjuster will drop into position.
adjuster button to release the adjuster.
The adjuster will drop into position.
Do not look into the lens while the lamp is
on. The strong light from the lamp may
cause damage to your eyes.
on. The strong light from the lamp may
cause damage to your eyes.
2.
Screw the rear adjuster feet to fine
tune the horizontal angle.
tune the horizontal angle.
To retract the foot, press the adjuster
button again.
button again.
If the screen and the projector are not perpendicular to each other, the projected image
becomes vertically trapezoidal. To correct this situation, adjust the value of Keystone in the
Picture menu, on the projector control panel or on the remote control.
becomes vertically trapezoidal. To correct this situation, adjust the value of Keystone in the
Picture menu, on the projector control panel or on the remote control.
Auto-adjusting the image
In some cases, you may need to optimize the picture quality.
To do this, press Auto on the control panel of the projector
or on the remote control. Within 3 seconds, the built-in
Intelligent Auto Adjustment function will re-adjust the
values of Frequency, Clock and Keystone to provide the best
picture quality.
To do this, press Auto on the control panel of the projector
or on the remote control. Within 3 seconds, the built-in
Intelligent Auto Adjustment function will re-adjust the
values of Frequency, Clock and Keystone to provide the best
picture quality.
The screen will be blank while the auto-adjustment is
functioning.
functioning.
Fine-tuning the image size and clarity
Refer to the screen size tables on page
2
2
1
Left
Right
Up
Do
wn
1.
Adjust the projected image to the size
that you need using the zoom ring.
that you need using the zoom ring.
2.
Then sharpen the image by rotating
the focus ring.
the focus ring.