Document #OPM/1300, Revision B
CONFIDENTIAL
© 2013 Copyright VTS Medical Systems, LLC
11 of 29
Picture Menu
Figure 5: Picture Menu, Brightness – Sharpness Selections
Backlight Brightness - The backlight brightness setting increases or decreases the intensity of the backlight.
Backlight brightness can be accessed through the OSD menus, as shown above, or using the hot keys “
”
and “
”. When either of the hotkeys is pressed, the monitor displays the backlight brightness adjustment
menu.
Contrast - The contrast setting differentiates between variations of similar shades by adjusting the video gain
of the monitor. The contrast adjustment can be made for all inputs individually, so that when the input type
changes, the contrast adjustment will change with it. After adjustment, the new contrast value is displayed
on the screen until “Menu / Exit” is pressed or the OSD timeout period expires. Contrast can be accessed
through the OSD menus, as shown above, or with the hot keys “
” or “
”. When either of the hotkeys is
pressed, the monitor displays the contrast adjustment menu.
Phase - Applicable to Analog RGB and VGA signals only.
Phase adjusts the internal clock to sample each
picture as near as possible to the center. The Phase setting does not have a fixed default value. It will
change depending upon different resolutions.
Frequency - Applicable to Analog RGB and VGA signals only. Frequency sets the total number of input
pixels per line to correspond with the input source. The frequency default is 100.
Sharpness - The sharpness setting digitally enhances the edges of an image. Sharpness is a low pass filter
that cuts off high frequency components not being introduced by image detail.
