Runco LIGHTSTYLE LS-7 Manual de usuario descargar pdf (Pagina 56)

Operation

40 Runco LS-7 Installation/Operation Manual

PRE

IMINAR

Brightness: On your external test pattern source, select a PLUGE pattern. (PLUGE is an

acronym for “Picture Line-Up Generation Equipment.”)

Figure 4-3 shows a typical PLUGE

pattern.

Figure 4-3. Typical PLUGE Pattern for Adjusting Brightness

PLUGE patterns vary but generally consist of some combination of black, white and gray

areas against a black background. The example above includes two vertical bars and four

shaded boxes.

Select Brightness from the Main menu. Use the or buttons to adjust the level so that:

• The darkest black bars disappear into the background.

• The dark gray areas are barely visible.

• The lighter gray areas are clearly visible.

• The white areas are a comfortable level of true white.

• The image contains only black, gray and white (no color).

Contrast: On your external test pattern source, select a stepped, gray-bar pattern like the

one shown in

Figure 4-4.

Figure 4-4. Typical Gray Bar Pattern for Adjusting Contrast

Select Contrast from the Main menu. Use the or buttons to adjust the contrast up

until the top two bars become almost the same brightness, then down just until the

brightness change between these bars is consistent with the other bars.

Below Black

bove Black

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Runco LIGHTSTYLE LS-7 Manual de usuario Pagina 56