NEC PA723U User Manual page 89

2. Use the ▼ or ▲ button to select an item and use the ◀ or ▶ to adjust the black level.
Do this for the other projector if necessary.
9-segmented portions for Black Level adjustment
The center projector
This function adjusts the brightness level of 9-segmented portions for the center projector and 4-segmented portions
for the left bottom projector as shown below.
TIP:
• The number of black level division screens (maximum of nine divisions) changes depending on the number of edge blending
positions selected (top, bottom, right, left). In addition, when the top / bottom and left / right ends are selected, the corner division
screen appears.
• The edge blending width is the width set in the range and the corner is formed by the intersecting area of the top / bottom ends
or left / right ends.
• The [BLACK LEVEL] can be adjusted to make it brighter only.
TOP-LEFT
CENTER-
LEFT
BOTTOM-LEFT
75
4. Multi-Screen Projection
TOP-CENTER
CENTER
BOTTOM-CENTER
TOP-CENTER
CENTER
TOP-RIGHT
CENTER-RIGHT
BOTTOM-RIGHT
TOP-RIGHT
CENTER-RIGHT