NEC LT75Z user manual Position/ Clock when Auto Adjust is off, Resolution when Auto Adjust is off

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Position/ Clock (when Auto Adjust is off):

Position/Clock

Horizontal100

Vertical50

Clock800

Phase50

This allows you to manually adjust the image horizontally and vertically, and adjust Clock and Phase.

[Horizontal/Vertical Position]

Adjusts the image location horizontally and vertically using the and buttons.

This adjustment is made automatically when the Auto Ad- just is turned on.

[Clock]

Use this item with the “Auto Adjust off” to fine tune the com- puter image or to remove any vertical banding that might appear.This function adjusts the clock frequencies that elimi- nate the horizontal banding in the image. Press the and

buttons until the banding disappears. This adjustment may be necessary when you connect your computer for the first time. This adjustment is made automatically when the Auto Adjust is turned on.

[Phase]

Use this item to adjust the clock phase or to reduce video noise, dot interference or cross talk. (This is evident when part of your image appears to be shimmering.) Use the and buttons to adjust the image.

Use “Phase” only after the “Clock” is complete.

This adjustment is made automatically when the Auto Ad- just is turned on.

See “Auto Adjust” on page E-32 for turning on or off the Auto Adjust feature.

Resolution (when Auto Adjust is off):

Resolution

Auto

Native

This allows you to activate or deactivate the Advanced AccuBlend feature.

Auto

Turns on the Advanced AccuBlend feature. The pro-

 

jector automatically reduces or enlarges the current

 

image to fit the full screen.

Native

Turns off the Advanced AccuBlend feature. The pro-

 

jector displays the current image in its true resolu-

 

tion.

 

See “Auto Adjust” on page E-32 for turning on or

 

off the Auto Adjust feature.

NOTE: When an image with a resolution of SVGA, XGA, SXGA or UXGA is displayed, the Resolution is not available.

NOTE: Once the Resolution setting has been changed, the “Aspect” setting is automatically changed to “Normal”.

Video Filter (when Auto Adjust is off):

 

Video Filter

 

 

On

Off

 

 

 

This function reduces video noise.

 

On

The low-pass filter is applied.

Off

The low-pass filter is not applied.

Screen adjustments are possible even when the filter is on.

Factory Default

Factry Default

All Data

Current Signal

Changes all adjustments and settings to the factory preset.

[All Data]

Reset all the adjustments and settings for all the signals to the factory preset.

The items can be reset except Language, Communication Speed, Remaining Lamp Time, Lamp Hour Meter and Pro- jector Usage.To reset the lamp usage time, see “Clear Lamp Hour Meter” page E-33.

All Data Reset

Are you sure ?

Yes

No

[Current Signal]

Resets the adjustments for the current signal to the factory preset levels.

The items that can be reset are: Brightness, Contrast, Color, Hue, Sharpness, Volume, Aspect, Horizontal Position, Ver- tical Position, Clock, Phase, Resolution, Video Filter, Gamma Correction, and White Balance.

Current Signal Reset

Are you sure ?

Yes

No

E-29

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Contents LT75Z Important Information PrecautionsRF Interference DOC Compliance NoticeInstallation Important SafeguardsPower Supply CleaningDo not place any liquids on top of your projector Lamp ReplacementFire and Shock Precautions Table of Contents Introduction Features you’ll enjoyIntroduction to the LT75Z Projector Getting StartedNEC LT75Z Projector Whats in the Box?Getting to Know Your LT75Z Projector Front/Side FeaturesBottom Rear/Side FeaturesTop Features Terminal Panel Features Remote Control Features Operating Range Remote Control Battery InstallationRemote Control Precautions Setting up Your Projector InstallationSelecting a Location Screen and Projection DistanceReflecting the Image Distance ChartVCR, DVD Player or Wiring DiagramMacintosh IBM VGA or CompatiblesMacintosh Desktop type Connecting Your PC or Macintosh ComputerAudio Connecting Your DVD PlayerVideo Connecting Your VCR or Laser Disc PlayerMenu Language Select screen About Startup screenOperation Connecting the Power Cable and Turn on the ProjectorAdjusting the Image Size and the Focus Up down Adjusting the Image Using Auto AdjustEnlarging and Moving a Picture Using the MenusBasic/Advanced Menu Menu TreeSub Menu ItemsSolid triangle Slide ber Menu ElementsMenu Descriptions & Functions VolumeSource Select PictureAspect Ratio Lamp ModeAdvanced Options Advanced mode Resolution when Auto Adjust is off Position/ Clock when Auto Adjust is offVideo Filter when Auto Adjust is off Factory DefaultWhite Balance Advanced mode Gamma Correction Advanced modeColor Management Projector OptionsSignal Select SetupPhase manually To unlock the cabinet buttons InformationTo lock the cabinet buttons Replacing the Lamp MaintenanceTo replace the lamp Be sure to tighten the screwsCommon Problems & Solutions TroubleshootingPower/Status Light Messages Model Number SpecificationsOptical ElectricalCabinet Dimensions Sub Pin Assignments Mini D-Sub 15 Pin ConnectorCompatible Input Signal List PC Control Codes PC Control Connector DIN-8PCable Connection Function Code Data