Canon LV-7255 LV-7255_manual.pdf - Page 34

Correcting Keystone Distortion

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3. Projecting an Image (Basic Operation) ᕤ Correcting Keystone Distortion Auto Keystone Correction The Auto keystone correction feature will correct the vertical distortion of a projected image on the screen. No special operation required. Just put the projector on a flat surface. NOTE: Although the Auto Keystone angle that can be corrected is about 30 degrees upward and downward, we recommend that you use the Auto Keystone within an angle of +/- 10 degrees. NOTE: Auto and Manual keystone correction angle could be less than 30 degrees depending on some kinds of signal and aspect ratios. NOTE: The Auto keystone correction feature can cause an image to be slightly blurred because the correction is made electronically. Manual Keystone Correction You can also correct the vertical keystone distortion manually. To do so: 1. Press the MENU button. The menu will be displayed. 2. Turn off the Auto keystone function. Use the SELECT button to select "Display settings" and then press OK or the SELECT button. The "Auto keystone" will be displayed. Press the SELECT to select "Off". 3. Select the Keystone function. Use the SELECT button to select "Keystone adjustment". 4. Correct the vertical distortion. Use the SELECT or button to correct the vertical keystone distortion. NOTE: The Keystone correction feature can cause an image to be slightly blurred because the correction is made electronically. 25

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25
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Correcting Keystone Distortion
Auto Keystone Correction
The Auto keystone correction feature will correct the vertical distortion of a projected image on the screen. No special
operation required. Just put the projector on a flat surface.
NOTE: Although the Auto Keystone angle that can be corrected is about 30 degrees upward and downward, we recommend that
you use the Auto Keystone within an angle of +/- 10 degrees.
3. Projecting an Image (Basic Operation)
NOTE: Auto and Manual keystone correction angle could be less than 30 degrees depending on some kinds of signal and aspect
ratios.
NOTE: The Auto keystone correction feature can cause an image to be slightly blurred because the correction is made electroni-
cally.
Manual Keystone Correction
You can also correct the vertical keystone distor-
tion manually.
To do so:
1.
Press the MENU button.
The menu will be displayed.
2.
Turn off the Auto keystone function.
Use the SELECT
button to select
“Display settings” and then press OK or
the SELECT
button. The “Auto key-
stone” will be displayed.
Press the
SELECT
to select “Off”.
3.
Select the Keystone function.
Use the SELECT
button to select
“Keystone adjustment”.
4.
Correct the vertical distortion.
Use the SELECT
or
button to correct
the vertical keystone distortion.
NOTE: The Keystone correction feature can cause
an image to be slightly blurred because the
correction is made electronically.