NEC PA521U User Manual

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4. Multi-Screen Projection
Black Level Adjustment
Thisadjuststheblackleveloftheoverlappingareaandthenon-overlappingareaofthemulti-screen(EDGEBLEND-
ING).
Adjustthebrightnesslevelifyoufeelthedifferenceistoolarge.
NOTE:
Thisfunctionisenabledonlywhen[MODE]isturnedon.
Adjustableareavariesdependingonwhatcombinationof[TOP],[BOTTOM],[LEFT]and[RIGHT]areturnedon.
Example:AdjustingtheBlackLevelwhenplacingtwoprojectorssidebyside
Widthofoverlap
Adjust[CENTER] Adjust[CENTER]
ProjectorA’s
image
ProjectorB’s
image
Adjust[CENTER-RIGHT] Adjust[CENTER-LEFT]
1. Turnon[MODE]
2. Select[BLACKLEVEL]andpresstheENTERbutton.
 Thescreenwillswitchtotheblackleveladjustmentscreen.
3. 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.

NEC PA521U Specifications

General

Brand	NEC
Model	PA521U
Category	Projector
Language	English