ViewSonic PX726HD User Manual page 35

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Fine-tuning the image clarity
1.
Adjust the projected image to the size
that you need using the zoom ring.
Correcting keystone
Keystoning refers to the situation where the projected image becomes a trapezoid due to
angled projection.
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
1.
Press
/
correction page.
2.
Press
to correct keystoning at the top of
the image. Press
the bottom of the image. Press
keystoning at the right side of the image.
Press
to correct keystoning at the left side
of the image.
Using the OSD menu
1.
Open the OSD menu and go to the
2.
Press Enter. The Keystone correction page is displayed.
3.
Highlight Vertical and press
to correct keystoning at the bottom of the image.
4.
You can also highlight Horizontal and press
of the image. Press
2.
/ /
to display the Keystone
to correct keystoning at
to correct
DISPLAY >
to correct keystoning at the top of the image or press
to correct keystoning at the left side of the image.
28
If necessary, sharpen the image by rotating
the focus ring.
/
Press
/
Press
Keystone menu.
to correct keystoning at the right side
/
Press
/
Press

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