NEC 2690 user manual English-20

Models: 2690

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H. Size

Adjusts the horizontal size of the screen.

 

(Analog input only)

If the ÒAUTO Adjust functionÓ do not give you a satisfactory picture setting, a further

 

 

tuning can be performed using the ÒH.Size (V.Size)Ó function (dot clock). For this a MoirŽ

 

 

test pattern could be used. This function may alter the width of the picture. Use left/Right

 

 

Menu to center the image on the screen. If the H.Size (V.Size) is wrongly calibrated, the

 

 

result would look like on the left drawing. The image should be homogeneous.

 

 

 

 

Fine

Improve focus, clarity and image stability by increasing or decreasing this setting.

 

(Analog input only)

If the ÒAuto Adjust functionÓ and the ÒH.SizeÓ function do not give you a satisfactory

 

 

picture setting, a fine tuning can be performed using the ÒFineÓ function. For this a MoirŽ

 

 

test pattern could be used. If the Fine value is wrongly calibrated, the result would look

 

 

like on the left drawing. The image should be homogeneous.

 

 

 

 

Auto Fine

This function automatically and periodically adjusts the ÒFINEÓ setting for change in signal

 

(Analog input only)

condition. This function adjusts approximately every 33 minutes.

 

 

 

 

H. Resolution

Adjusts the horizontal size by increasing or decreasing the setting.

 

 

Press ÒRightÓ button to expand the width of the image on the screen.

 

 

Press ÒLeftÓ button to narrow the width of the image on the screen.

 

 

 

 

V. Resolution

Adjusts the vertical size by increasing or decreasing the setting.

 

 

Press ÒRightÓ button to expand the height of the image on the screen.

 

 

Press ÒLeftÓ button to narrow the height of the image on the screen.

 

 

 

 

Expansion

Sets the zoom method.

 

 

FULL: The image is expanded to 1920 x 1200, regardless of the resolution.

 

 

ASPECT: The image is expanded without changing the aspect ratio.

 

 

OFF: The image is not expanded.

 

 

CUSTOM: When CUSTOM is selected as the Expansion mode, it becomes possible to

 

 

adjust the H. ZOOM., V. ZOOM, and ZOOM POS.

 

 

 

 

H.ZOOM

The image is expanded from 1 to 3 times in the horizontal (H. EXPANSION) direction by

 

(Available in Custom

0.01 increments.

 

Expansion mode only)

 

 

 

 

 

V.ZOOM

The image is expanded from 1 to 3 times in the vertical (V. EXPANSION) direction by

 

(Available in Custom

0.01 increments.

 

Expansion mode only)

 

 

 

 

 

ZOOM POS.

Sets the point from which the screen will be expanded when either H.ZOOM or V.ZOOM is

 

(Available in Custom

selected as the expansion method. Options are CENTER and LEFT TOP.

 

Expansion mode only)

CENTER: H.ZOOM expands the image from the centre outward to the sides of the screen.

 

 

V.ZOOM expands the image from the centre towards the top and bottom of the screen.

 

 

LEFT TOP: Indicates the set point for image expansion (TOP in V. Zoom, LEFT in

 

 

H.ZOOM). If the resolution does not fill out the screen, when expanding, the image will not

 

 

expand past the TOP or the LEFT of the screen. The image can be expanded past the

 

 

right and bottom edges of the screen.

 

 

 

Tag5

Gamma Selection

Allows you to manually select the brightness level of grayscale. There are five selections:

 

 

NO CORRECTION, 2.2, OPTION, PROGRAMMABLE and CUSTOM.

 

 

NO CORRECTION: No Correction possible.

 

 

2.2: The value is fixed at 2.2.

 

 

OPTION: There are two ways of OPTION selection.

 

 

1: This setting is recommended for Video source. Gray area looks much brighter than

 

 

NO CORRECTION setting.

 

 

2: The value near DICOM gamma is set up in a factory and the luminosity difference

 

 

between gradations is changing into the legible state.

 

 

PROGRAMMABLE: The brightness of grayscale can be changed to your preference by

 

 

downloading the application software.

 

 

CUSTOM: Below items can be adjusted when CUSTOM is selected as the GAMMA

 

 

SELECTION setting.

 

 

Custom Value: The gamma value is selected from the rate of 0.5 to 4.0 by 0.1 steps.

 

 

When the COLOR CONTROL is sRGB, the value is fixed at 2.2 and NOT ADJUSTABLE.

 

 

Offset: The OFFSET digitally adjusts the black level after the signal is converted from

 

 

analog to digital.

 

 

 

English-20

Page 22
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NEC 2690 user manual English-20