NEC Projector LT35 LT30 LT25 User Manual

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5. Using On-Screen Menu
ENTEREXIT MENUUP PAGE OFF
POWERON
PIC-MUTE
DOWN
FOCUS
6. Repeat steps 2-5 to adjust an additional item, or press the EXIT button several times to close the menu.
Slide bar
Solid triangle
Return key symbol
Radio button
For Adjusting items (Slide bar)
Slide bar ..................... Indicates settings or the direction of adjustment.
• Use the SELECT  buttons to adjust the item.
For Selecting items (Solid triangle)
Solid triangle .............. Indicates further choices are available. A highlighted triangle indicates the item is active.
• Use the SELECT  buttons to select the item.
For Selecting items (Return key symbol, Radio button)
Return key symbol Indicates further choices are available.
Radio button .............. Use this round button to select an option in a dialog box.
1) Press the ENTER button. The selected item will be displayed.
2) Use the SELECT 
 buttons to highlight the item you want to set.
Changes are stored until you adjust it again.
Press the EXIT button to return to the previous screen.
5. Adjusting the level of a selected item or selecting an item.
FOCUS
SELECT 
						

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5. Using On-Screen Menu
 Menu Elements
Highlight
TitleSlide bar
Off Timer remaining time
Source
Radio button
Solid triangle
Key Lock symbol
Menu windows or dialog boxes typically have the following elements:
Title .......................................... Indicates the menu title.
Highlight ................................... Indicates the selected menu or item.
Source ...................................... Indicates the currently selected source.
Off timer remaining time .......... Indicates the remaining countdown time when the Off Timer is preset.
Solid triangle ............................ Indicates further choices are available. A highlighted triangle indicates the item is active.
Radio button ............................ Use this round button to select an option in a dialog box.
Slide bar ................................... Indicates settings or the direction of adjustment.
OK button ................................. Press to confirm your setting. You will return to the previous menu.
Cancel button ........................... Press to cancel your setting. You will return to the previous menu.
Key Lock symbol ...................... Indicates the Control Panel Lock is enabled.
Thermometer symbol ............... Indicates the lamp mode is forcibly set to Eco mode because the internal temperature is too
high.
OK button
Cancel button
Thermometer symbol 
						

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PictureDefault Item
Preset 1 to 5
Detail Settings Reference * Presentation, Video, Movie, Graphic, sRGB
Gamma Correction * Dynamic, Natural, Black Detail
Color Temperature * 5000, 6500, 7800, 8500, 9300, 10500
White Peaking *
Brightness
Contrast
Sharpness
Color
Hue
Reset
Image OptionsDefault Item
Aspect Ratio * Normal, Cinema, Native
Cinema Position
Position/Clock Horizontal *
Vertical *
Clock *
Phase *
Noise Reduction Off Off, On
Telecine Off Off, Auto
SetupDefault Item
General Auto Keystone On Off, On
Keystone
Keystone Save Off Off, On
Wall Color Off Off, Blackboard, Blackboard(Gray), Light yellow,
Light green, Light blue, Sky blue, Light rose, Pink
Lamp Mode Normal Normal, Eco
Language English English, Deutsch, Français, Italiano, Español,
Svenska, 
, Dansk, Português, ,
Magyar, Polski, Nederlands, Suomi, Norsk, Türkçe,
, , , 
Installation OrientationDesktop FrontDesktop Front, Ceiling Rear, Desktop Rear,
Ceiling Front
Communication Speed 38400bps 4800bps/9600bps/19200bps/38400bps
Control Panel Lock Off Off, On
Security Off Off, On
Menu Color Select Color Color, Monochrome
Menu Display TimeAuto 45 secManual/Auto 5 sec/Auto 15sec/Auto 45 sec
Background Blue Blue, Black
Options Off Timer Off Off/0:30/1:00/2:00/4:00/8:00/12:00/16:00
Auto Focus On Off, On
Auto Start Off Off, On, Last
Power Management Off Off/0:05/0:10/0:20/0:30
Fan Mode Auto Auto, High
Signal Select
ComputerRGB/ComponentRGB/Component, Scart
Video Auto Auto, NTSC3.58, NTSC4.43, PAL, PAL-M,
PAL-N, PAL60, SECAM
S-Video Auto Auto, NTSC3.58, NTSC4.43, PAL, PAL-M,
PAL-N, PAL60, SECAM
 List of Menu Items
5. Using On-Screen Menu
Some menu items are not available depending on the input source.
Resttable
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Resttable
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Resttable
Ye s
Ye s
Ye s
Ye s
Ye s
–
Ye s
–
Ye s
–
Ye s
Ye s
–
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
Ye s
* The asterisk (*) indicates that the default setting varies depending on the signal. 
						

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InformationItem
Usage Time Lamp Life Remaining
Lamp Hours Used
Projector Hours Used
Source Horizontal Frequency
Vertical Frequency
Video Type NTSC, NTSC3.58, NTSC4.43, PAL, PAL-M, PAL-N, PAL60, SECAM
Sync Type Separate Sync, Composite Sync, G-Sync
Sync Polarity
Scan Type Interlace, Non-Interlace
Version Firmware
Data
ResetItem
Current Signal
All Data
Clear Lamp Hours
5. Using On-Screen Menu 
						

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5. Using On-Screen Menu

 Menu Descriptions & Functions [Picture]
Preset
Detail Settings
Selecting Reference Setting [Reference]
This option allows you to select one of 5 user adjustable presettings. There are 5 factory presets optimized for
various types of images, you can set user adjustable settings.
Presentation .......... Recommended for making a presentation using a PowerPoint file.
Video ..................... Recommended for standard video such as a TV program.
Movie .................... Recommended for film based video such as a movie (DVD or HDTV).
Graphic .................. Recommended for viewing accurate colors in graphics.
sRGB ..................... Standard color values.
Selecting Gamma Correction Mode [Gamma Correction]
Each mode is recommended for:
Dynamic ................ Creates a high-contrast picture.
Natural .................. Natural reproduction of the picture.
Black Detail ........... Emphasizes detail in dark areas of the picture.
Adjusting Color Temperature [Color Temperature]
This option allows you to adjust the color temperature using the slide bar.
Move the slide bar to the right to increase color temperature (more blue); to the left to decrease color temperature
(more red): 5000, 6500, 7800, 8500, 9300, 10500K.
NOTE:
•When [Presentation] is selected in [Reference], [Color Temperature] is not available.
•When color options other than [Off] is selected in [Wall Color], [Color Temperature] is not available.
•The adjustable range may vary depending on White Peaking adjustment.
Adjusting White Peaking [White Peaking]
This allows you to adjust the drive level of the white areas. As the picture becomes dim, it looks more natural.
NOTE:
•When [Presentation] is selected in [Reference], [White Peaking] is not available.
•When this option is highlighted, pressing the ENTER button will display its slide bar for adjustment.
When selecting user adjustable presetting (Preset), the submenu will be displayed.
You can customize each gamma or color. To do so, first select [Preset] and press the ENTER button, and then proceed
with the following steps. 
						

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5. Using On-Screen Menu
Adjusting Brightness, Contrast, Sharpness, Color and Hue
You can adjust brightness, contrast, sharpness, color and hue.
TIP: When one of Brightness, Contrast, Sharpness, Color or Hue is highlighted, pressing the ENTER button will display its slide bar
for adjustment.
Brightness ............. Adjusts the brightness level or the black level of the image.
Contrast ................ Adjusts the intensity of the image according to the incoming signal (White level of the image).
Sharpness ............. Controls the detail of the image for Video.
Color ..................... Increases or decreases the color saturation level (not valid for RGB).
Hue ........................ Varies the color level from +/- green to +/-blue. The red level is used as reference. This adjustment is only
valid for Video and Component inputs (not valid for RGB).
Reset
The Reset feature allows you to change adjustments to the reference data you select.
 Menu Descriptions & Functions [Image Options]
Selecting Aspect Ratio [Aspect Ratio]
Aspect Ratio allows you to select the best Aspect mode to display your source image.
You can also display the Aspect Ratio window by pressing the ASPECT button on the remote control. (→ page 7)
Normal
Standard
4:3 Aspect
When 16:9 is selected from the source (i.e. DVD
player), the following selections will display:
Normal
16:9 image
displayed in 4:3
modeCinema Native
Left and right
stretched
Cinema
Left and right
stretched to display
the true aspect
When 4:3 is selected from the source (i.e. DVD player),
the following selections will display:
Native (RGB only): Turns off the scaling feature. The projector displays the current image in its true resolution. 
						

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5. Using On-Screen Menu
NOTE:
•When you are displaying an RGB image with a higher resolution than the projectors native resolution, the image will be displayed
in [Normal] even if [Native] is selected.
Only when displaying an RGB image with a lower resolution than the projectors native resolution, will the image be able to be
displayed in its true resolution [Native].
•When [Normal] is selected, an HDTV (1080i/720p) signal will be shown in its true aspect, as is the case when selecting [Cinema].
•You can adjust the image position for Cinema aspect. See [Cinema Position] for setting the image position.
Copyright
Please note that using this projector for the purpose of commercial gain or the attraction of public attention in a venue such as a
coffee shop or hotel and employing compression or expansion of the screen image with a [Aspect Ratio] setting may raise concern
about the infringement of copyrights which are protected by copyright law.
Adjusting the Vertical Position of Image [Cinema Position] (for Cinema only)
This feature adjusts the vertical position of the image when viewing video with Cinema aspect ratio selected.
When [Cinema] is selected in [Aspect Ratio], the image is displayed with black borders on the top and bottom.
You can adjust the vertical position between top and bottom.
NOTE: This option is available only when “Cinema” is selected in Aspect Ratio.
Adjusting Horizontal/Vertical Position, Clock and Phase [Position/Clock]
You can adjust the image manually for position and stability; [Horizontal], [Vertical], [Clock] and [Phase].
[Horizontal/Vertical]
Adjusts the image location horizontally and vertically.
[Clock] (available for RGB signal only)
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 neces-
sary when you connect your computer for the first time.
[Phase] (available for RGB signal only)
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 [Phase] only after the [Clock] is complete.
Turning on Noise Reduction [Noise Reduction]
Turn on or off the noise reduction feature. To reduce video noise, select On.
NOTE:
•This feature is not available for 480p, 576p, 720p, 1080i and RGB signals
•Noise reduction set to off gives best image quality by way of higher bandwidth. Noise reduction set to on softens the image.
Setting Telecine Mode [Telecine]
Use 3:2 or 2:2 pull down correction to eliminate jitter and artifacts in video.
Auto ...................... For film source such as a DVD player.
Off ......................... For signals other than film sources.
NOTE: This feature is not available for 480p, 576p, 720p, 1080i and RGB signals 
						

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5. Using On-Screen Menu
 Menu Descriptions & Functions [Setup]
[Setup - General]
Enabling Auto Keystone [Auto Keystone]
This feature allows the projector to detect its tilt and correct vertical distortion automatically.
Turn on the Auto Keystone feature, select “On.
Correcting Vertical Keystone Distortion Manually [Keystone]
You can correct vertical distortion manually. (→ page 25)
TIP: When this option is highlighted, pressing the ENTER button will display its slide bar for adjustment.
Saving Vertical Keystone Correction [Keystone Save]
This option enables you to save your current keystone settings.
Off ......................... Does not save current keystone correction settings
On ......................... Saves current keystone correction settings
Saving your change once affects all sources. The changes are saved when the projector is off.
NOTE: When [Auto Keystone] is set to [On], [Keystone Save] is not available. Next time you turn on the power, the Auto Keystone
function will work and the data stored with [Keystone Save] will be invalid.
Selecting Wall Color Correction Mode [Wall Color]
This function allows for quick adaptive color correction in applications where the screen material is not white.
The following 9 options are available: Off, Blackboard, Blackboard (Gray), Light yellow, Light green, Light blue, Sky
blue, Light rose and Pink.
Selecting Lamp Mode [Lamp Mode]
This feature enables you to select two brightness modes of the lamp: Normal and Eco modes. The lamp life can be
extended by using the Eco mode.
Normal Mode ........ This is the default setting (100% Brightness).
Eco Mode .............. Select this mode to increase the lamp life and reduce fan noise (LT35: 77% Brightness, LT30/LT25: 85%
Brightness).
Selecting Menu Language [Language]
You can choose one of 20 languages for the on-screen menu. 
						

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5. Using On-Screen Menu
[Setup - Installation]
Selecting Projector Orientation [Orientation]
This sets your image for your type of projection application. The options are:
desktop front projection, ceiling rear projection, desktop rear projection, and ceiling front projection.
Desktop front
Ceiling rear
Desktop rear
Ceiling front
Selecting Communication Speed [Communication Speed]
This feature sets the baud rate of the PC Control port (Mini DIN 8 Pin). It supports data rates from 4800 to 38400 bps.
The default is 38400 bps.
Select the appropriate baud rate for your equipment to be connected (depending on the equipment, a lower baud rate
may be recommended for long cable runs).
Disabling the Cabinet Buttons [Control Panel Lock]
This option turns on or off the Key Lock function for cabinet buttons.
NOTE:
•The Control Panel Lock setting will not affect the remote control or PC Control Functions.
•When the cabinet buttons are disabled, pressing and holding the EXIT button for about 10 seconds will change the setting to
enable. 
						

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Enabling Security [Security]
This feature turns on or off the Security function.
Unless the correct keyword is entered, the projector cannot project an image. (→ page 28)
Selecting Menu Color [Menu Color Select]
You can choose between two color modes for menu color: color and monochrome.
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”.
Selecting a Color for Background [Background]
Use this feature to display a blue/black screen when no signal is available.
5. Using On-Screen Menu