NEC Lt155 Lcd Projector Users Manual

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Volume control:
Sound level from the speaker on the projector can be adjusted.
increase volume
VOL.
Volume bar
decrease volume
Turning off picture and sound:
Press the Picture Mute button to turn off the image and sound for a
short period of time. Press again to restore the image and sound.
PIC-
MUTE
Getting Help about how to operate the projector:
You get the contents about Help.
Display Help
MENU LASER
R-CLICK /CANCEL
Exit Help
Using Pointer
You can use one of eight pointers to draw your...

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4. Return the image to the original size.
Correcting Keystone distortion
Press (+) or (-) to correct keystone (trapezoidal) distortion to make the
top or bottom of the screen longer or shorter so that the projected
image is rectangular.
KEYSTONE
NOTE: The maximum keystone angle that can be corrected is 40 degrees up-
ward and 20 degrees downward with the projector placed horizontally on the
ground plane.
Depending on the type of graphics being used, the picture may get blurred or
keystone...

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2. Use the ▲ or ▼ button to highlight your selection and press the
Enter button to place a check mark next to an option. This action
enables that feature.
Press the Enter button again to clear the check box.
If you select an item with a solid triangle  and press the Enter
button on the remote control or the projector cabinet, you can
enable all the items within that submenu.
Also you can turn on an item within the submenu without placing
a check mark on the main menu item.
NOTE: Up to 12 main...

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Menu Tree
Advanced Menu
Source SelectRGB
PictureVideo
VolumeS-VideoBrightness/Contrast/Color/Hue/Sharpness
Image OptionsPC Card Viewer
Projector OptionsVolume
High-Bright/Eco
Tools
Help KeystoneNormal/Natural 1/Natural 2
Color Temperature
Lamp Mode
Gamma CorrectionAspect Ratio Normal/Zoom/Wide Zoom/Cinema
Advanced OptionsNoise Reduction Off/Low/Medium/High
Factory DefaultColor Matrix Select Color Matrix:  HDTV/SDTV
Select Color Matrix Type:  B-Y/R-Y,Cb/Cr,Pb/Pr
White Balance Brightness R/G/B,...

E – 32 Menu windows or dialog boxes typically have the following elements:
Title bar: Indicates the menu title.
Highlight: Indicates the selected menu or item.
Solid triangle: Indicates further choices are available. A highlighted triangle indicates the item is active.
Tab: Indicates a group of features in a dialog box. Selecting on any tab brings its page to the front.
Radio button: Use this round button to select an option in a dialog box.
Check box: Place a checkmark in the square box to turn the...

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The launcher is a tool bar including the following buttons:
Drag ............. Drags to move the tool bar. (for USB mouse operation only)
Prev ............. Returns to the previous slide or folder.
Next ............. Advances to the next slide or folder.
Play .............. Plays back automatically or manually depending on the set-
ting on PC Card Viewer Options of the menu. This allows you
to move on to the next slide when Manual Play is selected.
Stop ............. Stops Auto Play while you are...

E – 34 Image Options
Keystone
This feature corrects the keystone (trapezoidal) distortion to make
the top of the screen longer or shorter to be the same as the bottom.
Use the 
 or  buttons on the slide bar to correct the keystone
(trapezoidal) distortion.
Keystone distortionNormal
NOTE: The maximum keystone angle that can be corrected is 40 degrees up-
ward and 20 degrees downward with the projector placed horizontally on the
ground plane.
Depending on the type of graphics being used, the picture may...

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Noise Reduction
You can select three levels video noise reduction.
NOTE: The lower the Noise Reduction level, the better the image quality by wayof higher video bandwidth.
Color Matrix
First select an appropriate color matrix to fit your component signal for
HDTV or SDTV. Then select an appropriate matrix type from B-Y/R-Y,
Cb/Cr or Pb/Pr.
White Balance
This allows you to adjust the white balance. Brightness for each color
(RGB)is used to adjust the black level of the screen;
Contrast for each...

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Factory Default
Changes all adjustments and setting to the factory preset for each
source individually except Lamp Hour Meter, Projector Usage, Lan-
guage and Communication Speed. (To reset the lamp usage time, see
Clear Lamp Hour Meter on page E-38.)
All Data ............... Reset all the adjustments and settings for all the signals
to the factory preset.
Current Signal ..... Resets the adjustments for the current signal to the fac-
tory preset levels.
The items that can be reset for the...

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Setup
Enables you to set operating options.
Press OK to save your changes for all the features of Page1, Page2,
Page3, Page 4 and Page5.
[Page1]
Orientation:
This reorients your image for your type of projection.
The options are: desktop front projection, ceiling rear projection,
desktop rear projection, and ceiling front projection.
Background:
Use this feature to display a blue/ black screen or logo when no
signal is available. The default background is blue. You can change
the logo screen using...