NEC HT510 HT510_510 UM - Page 37

Correcting the Vertical Keystone Distortion

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3. PROJECTING AN IMAGE (BASIC OPERATION) Focus Use the Focus ring to obtain the best focus. NOTE: In a ceiling mounted application, the zoom and focus adjustments may cause the projected image to shift down slightly. If this happens, adjust the lens shift again. Correcting the Vertical Keystone Distortion The Keystone correction feature will correct the vertical distortion of a projected image on the screen. NOTE: Keystone angle can be corrected between 15 degrees upward and 15 degrees downward of projector tilt from level. To correct keystone distortion using the KEYSTONE +/- button: 1. Press the KEYSTONE +/- button once to display the slide bar for adjustment. 2. Press the KEYSTONE + or - to correct the keystone distortion. NOISE RED. ASPECT N.R. PICTURE PIC-MUTE OFF TIMER MUTE FREEZE TIMER VOLUME KEY STONE HELP LIGHT You can also correct keystone distortion by using the menu. 1. Press the MENU button to display the menu. 2. Use the SELECT G or H to select "Image" and then "Keystone". NOTE: When this option is highlighted, pressing the ENTER button will display its slide bar for adjustment. 3. Press the SELECT F or E to correct the keystone distortion. NOTE: You can save changes by using "Keystone Save" feature when you turn off the projector. See page E-36. E-26

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E-26
NOTE:
Keystone angle can be corrected between 15 degrees upward and 15 degrees downward of projector tilt from level.
To correct keystone distortion using the KEYSTONE +/- button:
1. Press the KEYSTONE +/- button once to display the slide bar for adjustment.
2. Press the KEYSTONE + or - to correct the keystone distortion.
Focus
Use the Focus ring to obtain the best focus.
Correcting the Vertical Keystone Distortion
The Keystone correction feature will correct the vertical distortion of a projected image on the screen.
NOTE:
In a ceiling mounted application, the zoom and focus adjustments may cause the projected image to shift down
slightly.
If this happens, adjust the lens shift again.
VOLUME
MUTE
FREEZE
TIMER
PIC-MUTE
N.R.
ASPECT
NOISE RED.
PICTURE
OFF TIMER
HELP
LIGHT
KEY STONE
3. PROJECTING AN IMAGE (BASIC OPERATION)
You can also correct keystone distortion by using the menu.
1. Press the MENU button to display the menu.
2. Use the SELECT
G
or
H
to select “Image” and then “Keystone”.
NOTE:
When this option is highlighted, pressing the ENTER button will display its slide bar for adjustment.
3. Press the SELECT
F
or
E
to correct the keystone distortion.
NOTE:
You can save changes by using “Keystone Save” feature when you turn off the projector. See page E-36.