Nec PX700W [134/244] Using on screen menu

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5. Using On-Screen Menu

UsingMulti-ScreenCompensation[MULTI-SCREENCOMP.]

Thisfeatureallowsyoutomatchbrightnessofimagesprojectedfrommultipleprojectors.

Beforeusing[MULTI-SCREENCOMP.],youneedtomatchcolorofimagesprojectedfrommultipleprojectors.

MODE �� OFF: Turns off this function�

ON: Turns on this function� The [BRIGHTNESS] and the [CONTRAST] can be adjusted�

CONTRAST �� Adjusts the bright part of the picture�

BRIGHTNESS �� Adjusts the dark part of the picture�

Adjusting

1. Prepareblackandwhiteimagessothattheimagescanbedisplayedonthecomputerscreen.

2. Displaytheblackimageonthecomputerscreen,andprojecttheimagefromtheprojector.

3. Select[MULTI-SCREENCOMP.]→ [MODE] → [ON].

4. Adjustthedarkpartoftheimages.

Press the buttontoselect[BRIGHTNESS]andusethe or tomatchtheblackpartofanotherprojector.

5. Displaythewhitescreenonthecomputerscreen.

Project the image from two or more projectors.

6. Adjustthebrightpartoftheimages.

Press the buttontoselect[CONTRAST]andusethe or  to match the white part of another projector.

 Movingtheslidebartoward[+](plus)canchangethewhitepartoftheimage.Shouldthishappen,movethe

slidebartoward[−](minus)toadjustthebrightness.

TIP:

• Whenyouusemultipleprojectors,youcanusethe[CONTROLID]functiontooperateasingleprojectororalltheprojectorsfrom

theremotecontrol.(→ page 122)

• Yoursettingwillnotbeaffectedevenwhen[RESET]isdonefromthemenu.

[REF. WHITE BALANCE]

Thisfeatureallowsyoutoadjustthewhitebalanceforallsignals.

Thewhiteandblacklevelsofthesignalareadjustedforoptimumcolorreproduction.

Uniformityisalsoadjustedwhentheredness(R)andblueness(B)ofthewhitecolorinthescreen’shorizontal(left/

right)directionareuneven.

BRIGHTNESS R/BRIGHTNESS G/BRIGHTNESS B

�� These adjust the picture’s black color�

CONTRAST R/CONTRAST G/CONTRAST B

�� These adjust the picture’s white color�

UNIFORMITY R �� The further this is set to the + side, the stronger the redness on the left side of the picture (increasing

towards the left edge) and the weaker the redness on the right side of the picture (decreasing towards the

right edge)�

This is reversed when set to the − side�

UNIFORMITY B �� The further this is set to the + side, the stronger the blueness on the left side of the picture (increasing

towards the left edge) and the weaker the blueness on the right side of the picture (decreasing towards the

right edge)�

This is reversed when set to the − side�