Operating

Correcting the keystone distortions

KEYSTONE button

Press the KEYSTONE button on the remote control. A dialog

 

 

 

1. will appear on the screen to aid you in correcting the distortion.

VIDEO COMPUTER DOC.CAMERA

 

 

 

 

MY SOURCE/

 

Use the ▲/▼ cursor buttons to select the AUTO or MANUAL

ASPECT AUTO

SEARCH

BLANK

MAGNIFY FREEZE

UP

VOLUME

2. operation, and press the ► button to perform the following.

 

 

PAGE

 

ON

DOWN

 

(1) The AUTO executes automatic vertical keystone correction.

OFF

 

 

1

2

 

 

 

KEYSTONE MY BUTTON

MUTE

(2)The MANUAL displays a dialog for keystone correction. Use the ▲/▼ buttons for adjustment.

To close the dialog and complete this operation, press the KEYSTONE button again. Even if you do not do anything, the dialog will automatically disappear after a few seconds.

The adjustable range of this correction will vary among inputs. For some input, this function may not work well.

When V:INVERT or H&V:INVERT is selected to the MIRROR item in the SETUP menu, if the projector screen is inclined or angled downward, this function may not work correctly.

When the zoom adjustment is set to the TELE (telephoto focus), the automatic keystone distortion correction may be excessive. This function should be used when the zoom adjustment is set to the full WIDE (wide-angle focus) whenever possible.

When the projector is placed on the level (about ±3°), the automatic keystone distortion correction may not work.

When the projector is inclined to near ±30 degree or over, this function may not work well.

This function will be unavailable when Transition Detector is on (47).

Using the magnify feature

1. Press the ON button of MAGNIFY on the remote control.

The “MAGNIFY” indication will appear on the screen (although the indication will disappear in several seconds with no operation), and the projector will go into the MAGNIFY mode.

2. Use the ▲/▼ cursor buttons to adjust the zoom level.

To move the zoom area, press the POSITION button in the MAGNIFY mode, then use the ▲/▼/◄/► cursor buttons to move the area. And to finalize the zoom area, press the POSITION button again.

MAGNIFY ON/OFF button

MY SOURCE/

VIDEO COMPUTER DOC.CAMERA

ASPECT AUTO SEARCH BLANK

MAGNIFY

FREEZE

PAGE

 

VOLUME

ON

 

UP

 

 

 

 

 

OFF

 

DOWN

 

 

 

 

 

KEYSTONE

MY BUTTON

2

MUTE

 

1

 

 

To exit from the MAGNIFY mode and restore the screen to normal, press the OFF button of MAGNIFY on the remote control.

The projector automatically exits from the MAGNIFY mode when the input signal is changed, or when the display condition is changed.

Although in the MAGNIFY mode, the keystone distortion condition may vary, it will be restored when the projector exits from the MAGNIFY mode.

NOTE • The zoom level can be finely adjusted. Closely watch the screen to find the level you want.

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Dukane 8783 user manual Correcting the keystone distortions, Using the magnify feature, Keystone button

8783 specifications

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