NEC Vt575 Projector User Manual

							34
5. Using On-Screen Menu
 Menu Elements
Highlight
TitleSlide bar
Off Timer  remaining
timeSource
Radio button
Solid triangle
Check mark
Ta b
Thermometer symbol
Key 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.
Remaining countdown 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.
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 mark .............................. Indicates the item is selected.
Slide bar ................................... Indicates settings or the direction of adjustment.
Key symbol .............................. Indicates the Cabinet Button Lock is enabled.
Thermometer symbol ............... Indicates the lamp mode is forcibly set to Eco mode because the internal temperature is too
high. 
						

							35

 List of Menu Items
5. Using On-Screen Menu
Picture
Wall Color Off, Blackboard, Light yellow, Light green, Light blue, Sky blue, Light rose, Pink
Picture Management
Presentation, Video, Movie, Graphic, sRGB
User
Base Setting Presentation, Video, Movie, Graphic, sRGB
Gamma Correction Dynamic, Black Detail, Natural
Brightness R,G,B
Contrast R,G,B
Brightness
Contrast
Sharpness
Color
Hue
Image
Auto Keystone On, Off
Keystone
Keystone Save On, Off
Aspect Ratio Normal, Wide Zoom, Cinema, Native
Cinema Position
Setup
Off Timer Off, 0:30, 1:00, 2:00, 3:00, 4:00, 6:00, 8:00
Lamp Mode Normal, Eco
Language Language-1 English, Deutsch, Français, Italiano, Español, Português, Nederlands
Language-2 Svenska, Norsk, Suomi,  
Cesky, Magyar, Polski, Türkçe
Language-3
, , , , , , Dansk
Menu Color Select Color, Monochrome
Menu Display Time Manual, Auto 5 sec, Auto 15sec, Auto 45 sec
Background Blue, Black, Logo
Orientation Desktop Front, Ceiling Rear, Desktop Rear, Ceiling Front
Beep On, Off
Advanced
Security On, Off
Cabinet Button Lock, Unlock
Fan Mode High, Auto
Signal Select COMPUTER1*RGB/Component, RGB, Component, Scart
COMPUTER2RGB/Component, RGB, Component
Video Auto, NTSC3.58, NTSC4.43, PAL, PAL-M, PAL-N, PAL60, SECAM
S-Video Auto, NTSC3.58, NTSC4.43, PAL, PAL-M, PAL-N, PAL60, SECAM
Page2 Power Management On, Off
Noise Reduction On, Off
Flicker Reduction On, Off
Auto Adjust Off, Normal, Fine
Horizontal
Vertical
Clock
Phase
Communication Speed  4800, 9600, 19200
* Only COMPUTER on VT47. 
						

							36
5. Using On-Screen Menu
NOTE: Some menu items are not available depending on the input source.
Default
Factory Default Current Signal
All Data
Clear Filter Usage
Clear Lamp Hour Meter
Information
Page1 Remaining Lamp Time, Lamp Hour Meter, Filter Usage, Projector Usage,
BIOS Version, Firmware Version, Data Version
Page2 Source Index, Horizontal Frequency, Vertical Frequency, Sync Polarity
Signal Type, Video Type, Sync Type, Interlace 
						

							37
5. Using On-Screen Menu
 Menu Descriptions & Functions [Picture]
Using the Wall Color Correction [Wall Color]
This function allows for quick adaptive color correction in applications where the screen material is not white.
The following eight options are available.
• OFF • Blackboard
• Light yellow • Light green
• Light blue • Sky blue
• Light rose • Pink
Using Picture Management [Picture Management]
This option allows you to adjust neutral tint for yellow, cyan or magenta.
There are 5 factory presets optimized for various types of images, or you can set user adjustable settings.
Presentation .......... Recommended for making a presentation using a PowerPoint file
Video ..................... Recommended for regular picture such as TV program
Movie .................... Recommended for movies
Graphic .................. Recommended for graphics
sRGB ..................... Standard color values
User ...................... User adjustable 
						

							38
5. Using On-Screen Menu
NOTE: When “sRGB”, “Graphic”, “Video” or “Movie” is selected, the brightness decreases slightly when compared to “Presenta-
tion”. This is not a malfunction.
User Adjust (when using User)
When selecting user adjustable presetting (User), the submenu will be displayed.
You can customize each gamma or color. To do so, first select “User” and press the ENTER button, and then proceed
the following steps.
Selecting Base Setting [Base Setting]
This feature allows you to use white balance or gamma values as reference data to optimize for various types of
images. You can select one of the following five settings.
• Presentation • Video
• Movie • Graphic
• sRGB
Selecting Gamma Correction Mode [Gamma Correction]
Each mode is recommended for :
Dynamic ................ Creates a high-contrast picture
Black Detail ........... Emphasizes detail in dark areas of the picture
Natural .................. Natural reproduction of the picture
Adjusting White Balance [Brightness RGB/Contrast RGB]
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 color (RGB) to adjust the white level of the screen.
Adjusting Brightness, Contrast, Sharpness, Color and Hue
Brightness ............. Adjusts the brightness level or the back raster intensity.
Contrast ................ Adjusts the intensity of the image according to the incoming signal.
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). 
						

							39
5. Using On-Screen Menu
 Menu Descriptions & Functions [Image]
Enabling Auto Keystone [Auto Keystone]
This feature allows the projector to detect its tilt and correct vertical distortion automatically.
To turn on the Auto Keystone feature, select “On”.
Correcting Vertical Keystone Distortion Manually [Keystone]
You can correct vertical distortion manually from the menu when “Auto Keystone” is turned off.
You can save the changes using the Keystone Save feature when you turn off the projector.
Saving Vertical Keystone Correction [Keystone Save]
This option enables you to save your current keystone settings.
Saving your change once affects all sources. The changes are saved when the projector is off.
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 menu by pressing the “ASPECT” button on the remote control.
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 modeWide Zoom Cinema Native
Left and right
stretchedLeft and right
stretched
Wide Zoom Cinema Native
Left and right
stretchedLeft and right stretched to
display the true aspect
Native (RGB only): Turns off the Advanced AccuBlend feature. The projector displays the current image in its true
resolution.
NOTE:
•While you are displaying an image at the projector’s native resolution or higher, “Native” is not available.
•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.
When 4:3 is selected from
the source (i.e. DVD player),
the following selections will
display: 
						

							40
5. Using On-Screen Menu
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.
 Menu Descriptions & Functions [Setup]
Using Off Timer [Off Timer]
You can set the timer so that the projector turns itself off at the preset time.
1. Use the SELECT 
 or  button to select your desired time between 30 minutes and 8 hours: Off, 0:30,
1:00, 2:00, 3:00, 4:00, 6:00 and 8:00.
2. Press the ENTER button.
3. The Off Timer starts counting down remaining time.
4. The projector turns off after the countdown is complete.
NOTE:
•To cancel the preset time, select “Off” for the preset time or turn off the power.
•When the remaining time reaches 3 minutes before the projector is turned off, the “Projector will turn off in 3 minutes”
message will be displayed on the bottom of the screen.
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 (80% Brightness).
NOTE: If the projector is overheated in Normal mode, there may be a case where the Lamp mode automatically changes to Eco
mode to protect the projector. When the projector is in Eco mode, the picture brightness decreases. When the projector comes
back to normal temperature, the Lamp mode returns to Normal mode.
NOTE: Thermometer symbol  indicates the lamp mode is automatically set to Eco mode because the internal temperature is too
high. 
						

							41
5. Using On-Screen Menu
Selecting Menu Language [Language]
You can choose one of 21 languages for on-screen instructions.
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”. The “Auto 45 sec” is the factory
preset.
Selecting a Color or Logo for Background [Background]
Use this feature to display a black/ blue screen or logo when no signal is available.
Selecting Projector Orientation [Orientation]
This sets your image for your type of projection. The options are:
desktop front projection, ceiling rear projection, desktop rear projection, and ceiling front projection.
Enabling Key Sound and Error Sound [Beep]
This feature turns on or off the keypad sound or alarm when a button on the cabinet and the remote control is pressed
or an error occurs. 
						

							42
5. Using On-Screen Menu
 Menu Descriptions & Functions [Advanced]
Security
A keyword can be set for your projector to avoid operation by an unauthorized user using the Menu. When a keyword
is set, turning on the projector will display the Keyword input screen. Unless the correct keyword is entered, the
projector cannot project an image.
To enable the Security function:
1. Select [Advanced] → [Security] and press the  button to select “On”.
The [Keyword] screen will be displayed.
The [Confirm Keyword] screen will be displayed. 2. Type in a combination of the four SELECT buttons 

 and press the ENTER button.
NOTE: A keyword must be four to 10 digits in length. 
						

							43
5. Using On-Screen Menu
3.Type in the same combination of SELECT buttons 
 and press the ENTER button.
The confirmation screen will be displayed.
4. Select “Yes” and press the ENTER button.
The Security function has been enabled.
To disable the Security function:
1. Select [Advanced] → [Security] and press the  button to select “Off”.
2. Type in your keyword and press the ENTER button.
When the correct keyword is entered, the Security function will be disabled.
When the Security function is enabled and the projector is turned on, the projector will display a blue
background.
To display an image at this time, press the MENU button to display the Keyword input screen. The Keyword confirmation screen will be displayed.
Type in the correct keyword and press the ENTER button. The projector will display an image.
NOTE:
•The security disable mode is maintained until the main power is turned off (by setting the main power switch to “O” or
unplugging the power cable).
•If you forget your keyword, contact your dealer. Your dealer will provide you with your keyword in exchange for your request
code. Your request code is displayed in the Keyword Confirmation screen. In this example “K992-45L8-JNGJ-4XU9-1YAT-
EEA2” is a request code.