NEC Lt245 Portable Projector Users Manual

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NOTE:
*When Presentation is selected in Reference, this function is not available.
*When White Balance settings has been changed, the color temperature value on screen does not reflect the real color
temperature.
Adjusting Brightness of White Area [White Peaking]
Adjust the brightness of the white areas by using the slide bar. As the picture becomes dim, it looks more natural.
[Black Expansion]
Automatically minimizes blacks that appear more like shades of gray to provide a true black and white image....

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Selecting Signal Type [Signal Type]
Select either the computer signal type or the component signal type.
RGB ....................... Computer signal
Component ............ Component signals such as Y/Cb/Cr, Y/Pb/Pr
NOTE: This feature is available on the computer signal only. If you do not get a better picture even when you set Signal Select to
Component in Setup, set this to Component.
Selecting Video Filter Level [Video Filter] (not available for Video, Viewer and LAN)
This function reduces video...

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Image Options
Adjusting Clock and Phase [Clock/Phase]
This allows you to manually adjust Clock and Phase.
Clock ..................... Use this item to fine tune the computer image or to remove any vertical banding that might appear. This
function adjusts the clock frequencies that eliminate the horizontal banding in the image.
This adjustment may be necessary when you connect your computer for the first time.
Phase .................... Use this item to adjust the clock phase or to reduce video noise,...

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Selecting Resolution [Resolution]
This allows you to activate or deactivate the Advanced AccuBlend feature.
Auto ...................... Turns on the Advanced AccuBlend feature. The projector automatically reduces or enlarges the current
image to fit the full screen.
Native .................... Turns off the Advanced AccuBlend feature. The projector displays the current image in its true resolution.
See Auto Adjust on page 107 for turning on or off the Auto Adjust feature.
NOTE:
*When Resolution is set...

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Video
Selecting Noise Reduction Level [Noise Reduction]
(not available for COMPUTER1/2, Viewer and LAN; available for TV standard inputs)
Select one of the three levels for reducing video noise: Low, Medium or High.
NOTE: The lower the Noise Reduction level, the better the image quality by way of higher video bandwidth.
Selecting Color Matrix [Color Matrix]
(not available for COMPUTER1/2, Viewer and LAN; available for TV standard inputs)
Select an appropriate color matrix for your input signal, either...

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Setting Vertical Edges [Vertical Enhancer]
This function enhances the vertical edges around objects in the image.
NOTE: This function is not available for an RGB and Component signal.
Selecting Interlace or Deinterlace [I/P Converter]
This function allows you to select between Interlace and Deinterlace.
Deinterlace (Auto) ....... The projector automatically determines a still or moving image to display a clear picture. If selecting
Deinterlace (Auto) causes excess jitter or artifacts, select...

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 Menu Descriptions & Functions [Setup]
Basic
Selecting Keystone Mode [Keystone]
This feature allows you to correct keystone distortion manually or automatically.
Selecting this item will display the Keystone setting menu.
Auto ...................... This feature allows the projector to detect its tilt and correct vertical distortion automatically.
Manual .................. You can correct vertical distortion manually from the menu.
Changes will be saved even when you turn off the projector.
Adjust...

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Selecting Cornerstone Mode [Cornerstone]
This option allows you to correct trapezoidal distortion.
Selecting this item will display the Cornerstone adjustment screen.
See page 43 for more details.
NOTE: When Keystone is selected, Cornerstone is not available.
Setting Lamp Mode to Normal or Eco [Lamp Mode]
This feature enables you to select two brightness modes of the lamp: Normal and Eco modes. The lamp life can be
extended up to 4000 hours by using the Eco mode. Selecting Eco mode decreases fan noise...

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Menu
Selecting Menu Color [Menu Color Select]
You can choose a color for the menu.
Turning On / Off Source Display and Message [Display Select]
Source ................... This option turns on or off input name display such as Computer 1/2, Video, and No Input to be displayed in
the top right corner of the screen.
Message ................ This option turns on and off messages. Even though selecting “Off”, the following message will appear.
* “The lamp has reached the end of its usable life. Please...

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Selecting Menu Display Time [Menu Display Time]
This option allows you to select how long the projector waits after the last touch of a button to turn off the menu. The
preset choices are Manual, Auto 5 sec, Auto 15 sec, and Auto 45 sec. The Auto 45 sec is the factory preset.
Manual .................. The menu can be turned off manually.
Auto 5 sec ............. The menu will automatically be turned off in 5 seconds if no buttons are pressed within 5 seconds.
Auto 15 sec ........... The menu will...