NEC Lt150 Micro-portable Projector Users Manual

							EÐ28
Press the Source button on the remote control or the projec-
tor cabinet to select ÒVideoÓ (VCR, document camera, or la-
ser disc player), S-VideoÓ, ÒRGBÓ (computer or DVD with
component output) or ÒPC Card ViewerÓ (slides on a
CompactFlash card) to display the image.
Or press the ÒMenuÓ button on the remote control or the cabi-
net and use the menu to select your video source: ÒVideoÓ,
ÒS-VideoÓ, ÒRGBÓ or ÒPC Card ViewerÓ.
NOTE: If no input signal is available, the projector will display a blue
background (factory preset).
Adjust the Image Size and the Focus
Move the projector back and forth to fine adjust the image
size on the screen
Use the Focus ring to obtain the best focus.
Place your projector on a flat level surface and Ensure
that the projector is square to the screen.
Lift the front edge of the projector to center the image ver-
tically.Move the projector left to center the image horizontally on
the screen.
Rotate the rear foot to make the image square to the screen.
Use keystone correction for proper adjustment. 
						

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Adjust the Tilt Foot
1) Lift the front edge of the projector.
2) Press the Tilt button on the top of the projector to extend the
adjustable tilt foot (maximum height).
MENUENTERCANCEL
SELECTAUTO
ADJUST
PC  CARD ACCESS
STATUSPOWER
ON / STAND BY
SOURCE
1
1
2
3) Press and hold the Tilt button.
4) Lower the front of the projector to the desired height and re-
lease the button to lock the Adjustable tilt foot.
There is approximately 5 degrees of up and down adjustment
for the front of the projector. The rear foot height can be changed,
but the vertical distance from the bottom to the desk or floor
should be 0.14 Ó (3.5mm) to make the projector horizontal on
the flat surface. To fine-adjust the height of the rear foot, re-
move the spacer (black rubber) and rotate the rear foot to the
desired height.
* If the projected image does not appear square to the screen
then use keystone correction for proper adjustment.
MENUENTERCANCEL
SELECTAUTO
ADJUST
PC  CARD ACCESS
STATUSPOWER
ON / STAND BY SOURCE
4
4
3
up down
Adjust the Image Using Auto Adjust
The Auto Adjust function automatically optimizes the image in RGB
mode.
[Poor picture]
[Normal picture]
Press the Auto Adjust button to adjust Position-H/V and Pixel Clock/
Phase for an optimal picture. Some signals may not be displayed
correctly or take time to switch between sources.
PC CARD
ENTER
CANC
S
AUTO
ADJUST
PC  CARD ACCESS
SOURCE
SELECT
Vol.
Vol.
POINTERPIC.
MUTE
MAGNIFY
SOURCEAUTO
ADJ.
MENU
ENTERCANCEL
Do not use the tilt-foot for purposes other than originally intended.
Misuses such as gripping the tilt-foot or hanging on the wall can
cause damage to the projector. 
						

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Basic Operation
SOURCEAUTO
ADJ.
Selecting the computer or video source
Source display
SOURCEAUTO
ADJ.
Optimizing RGB image automatically
Press the Auto Adjust button to optimize an RGB image automati-
cally.
Press the Auto Adjust button to fine-tune the computer image or to
remove any vertical banding that might appear and to reduce video
noise, dot interference or cross talk (this is evident when part of your
image appears to be shimmering). This function adjusts the clock
frequencies that eliminate the horizontal banding in the image. This
function also adjusts the clock phase to reduce video noise, dot inter-
ference or cross talk. (This is evident when part of your image ap-
pears to be shimmering.)
This adjustment may be necessary when you connect your computer
for the first time.
NOTE: The Auto Adjust function does not work for component signal.
Each time the Source button is pressed, the input source will change
as follows:
® RGB ® Video ® S-Video ® PC Card Viewer ¾
If no input signal is present, the input will be skipped.
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.
SELECT
Vol.
Vol.MENU
ENTERCANCEL
HELP
SELECT
Vol.
Vol.
increase volume
decrease volumeVolume bar
Volume control
Sound level from the speaker on the projector can be adjusted.
NOTE: When the menu or the pointer appears, you cannot adjust the volume.
Display Help
Exit Help 
						

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Using Pointer
You can use one of eight pointers to draw your audiences attention to
the portion of a projected image you want.
POINTER
SELECT
Vol.
Vol.
Press the Pointer button to
display the pointer.
Use the Select button to move
the pointer.
Enlarging and Moving a Picture
You can enlarge the area you want up to 400 percent.
To do so:
1. Press the Pointer button to display the pointer.
SELECT
Vol.
Vol.
MAGNIFY
MAGNIFY
KEYSTONE
FREEZE
POINTER
2. Move the pointer to the area you want to enlarge.
3. Enlarge the selected area.
When the Magnify (+) button is pressed, the pointer is changed to
a magnifying glass. To move the magnifying glass, use the Select
button.4. Return the image to the original size.
Correcting Keystone distortion
(Optional presentation remote control)
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.
Freezing a picture
(Optional presentation remote control)
Press the Freeze button to freeze a picture. Press again to resume
motion.
Keystone distortionNormal
NOTE: The maximum keystone angle that can be corrected is 45 degrees up-
ward and 15 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 correction may not be possible when excessive keystone correction
is used.
The idea is, the closer you are to native resolution, the better image you will
see. 
						

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Using the Menus
NOTE: The on-screen menu may not be displayed correctly while interlaced
motion video image is projected.
1. Press the Menu button on the remote control or projector cabi-
net to display the Advanced Menu or Basic/Custom Menu.
NOTE: When using a USB mouse, click the mouse button to display the
menu. For other operations, do the same way as you use your PC mouse.
2. Press the st buttons on the supplied card remote control or the
projector cabinet, or the optional presentation remote control to
highlight the menu for the item you want to adjust or set.
3. Press the 
© button or the Enter button on the supplied card re-
mote control or the projector cabinet, or the Left Click button
on the optional presentation remote control to select a submenu or
item.
4. Adjust the level or turn the selected item on or off by using Se-
lect 
§ or © buttons on the supplied card remote control or the
projector cabinet, or the Mouse pad on the optional presenta-
tion remote control. The on-screen slide bar will show you the
amount of increase or decrease.
5. Changes are stored until you adjust it again.
ENTER ...... Stores the setting or adjustments.
CANCEL ... Return to the previous screen without storing settings
or adjustments.
NOTE: You can close the main and sub menus simultaneously by pressing
the PJ button on the optional presentation remote control to cancel the
Projector mode.
6. Repeat steps 2-5 to adjust an additional item, or press Cancel on
the projector cabinet or the remote control to quit the menu dis-
play.
Customizing Basic/Custom Menu
The Basic/Custom menu can be customized to meet your require-
ments. Selecting a menu item from the ÒBasic/Custom Menu EditÓ
list, allows you to custom tailor the menu items to your needs.
1. Select ÒBasic/Custom Menu EditÓ to display the ÒBasic/Custom
Menu EditÓ screen.2. Use the Select buttons s or t 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 en-
able 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 menu items (within Basic/Custom Menu Edit, not
including submenu items) can be selected.
3. In order for the changes to take effect, use the § or © button on
the remote control or the projector cabinet to highlight ÒOKÓ, then
press the Enter button. To cancel the changes, use the Select s or
t buttons to highlight ÒCancelÓ and press the ÒEnterÓ button. To
return to the factory default, select ÒResetÓ then press the ÒEnterÓ
button.
The default Basic/Custom Menu items are:
Source Select (RGB, Video, S-Video and PC Card Viewer), Picture, Volume, Image
Options (Keystone and Color Temperature), Projector Options (Menu and Setup), Tools
(Capture, PC Card Files and ChalkBoard) and Help (Contents and Information)
NOTE: Once you have selected OK on the Basic/Custom Menu Edit screen,
you cannot cancel the changes on the Menu screen. However, you can re-edit
the menu items over again as described in the steps above.
NOTE: If the ÒAdvanced MenuÓ item has been selected on the Menu mode,
you get the ÒConfirmation Change MenuÓ upon completion of ÒBasic/Custom
MenuÓ editing. In this case, selecting ÒOKÓ then ÒEnterÓ will close all the menus
and apply the changes from the Advanced menu to the Basic/Custom Menu.
If you select ÒCancelÓ then ÒEnterÓ functions, then all menu items will
return to the Advanced menu, but your changes will still be available within
the ÒBasic/Custom MenuÓ selection. To display the previously tailored Basic/
Custom Menu, select ÒBasic/Custom MenuÓ from the ÒMenu ModeÓ.
An item ÒTo Advanced MenuÓ will be
added to the bottom of the Basic/Custom
Menu.
Selecting this item and pressing the ÒEn-
terÓ button will display the ÒAdvanced
MenuÓ features. 
						

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Using a USB Mouse
Using a USB mouse gives you a smooth operation. A commercially
available USB mouse is required.
NOTE:There may be some brands of USB mouse that the projector does not
support.
Operate the Menus using the USB mouse
Mouse Cursor
When connecting a USB mouse to the projector, you get a mouse
cursor on the screen.
Unless you use your USB mouse within 10 seconds, the mouse
cursor disappears.
Menu Display
Clicking with a mouse button displays the menu.
Clicking 
 displays the pull-down menu.
To close the menu, click anywhere in the background.
Adjusting and Setting Display
You can select a menu item and click with a mouse button to
make adjustments and setting.
Examples
Click (or press and hold) the mouse button 
§ or © to adjust the
brightness.
Or click and drag the mouse button on the slide bar horizontally
to adjust it.
To save the adjustments, click 
 . The display is closed.
If you click anywhere in the background while displaying adjust-
ment and setting menu or dialog box, you will get the main menu
at the clicking point. 
						

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Menu Tree
Advanced Menu
Source Select RGB
Picture Video
Volume S-Video Brightness/Contrast/Color/Hue/Sharpness
Image Options PC Card Viewer
Projector Options Volume
Tools
Help Keystone Normal/Natural 1/Natural 2
Color Temperature
Gamma Correct Aspect Ratio Normal/Zoom/Wide Zoom/Cinema
Advanced Options Noise Reduction Off/Low/Medium/High
Factory Default Color Matrix Select Color Matrix  HDTV/SDTV
Select Color Matrix Type  B-Y/R-Y,Cb/Cr,Pb/Pr
White Balance Brightness R/G/B, Contrast R/G/B
Position/Clock Horizontal/Vertical/Clock/Phase
Resolution Auto/Native
All Data/Current Signal
Menu Menu Mode(Advanced Menu, Basic/Custom Menu)
Setup Basic/Custom Menu Edit
Language (English/German/French/Italian/Spanish/Swedish/Japanese)
Projector Pointer (Pointer 1-8)
Source Display (On/Off)
Direct Button  Volume Bar (On/Off)
                   Keystone Bar (On/Off)
Menu Display Time(Manual/Auto 5 sec/Auto 10 sec/Auto 30 sec)
Page 1  Orientation (Front Table/Rear Ceiling/Rear Table/Front Ceiling)
             Background (Blue/Black/Logo)
             Mouse  Button(Right Hand/Left Hand)
                       Sensitivity(Fast/Medium/Slow)
Page 2   PC Card Viewer Options  Show Folder List (On/Off)
                                                (Auto Play/Manual Play)
                                               Interval (5-300 sec)
            Capture Options (High Quality/Normal/High Compression)
Page 3  Signal Select  RGB (Auto/RGB/Component)
                              Video (Auto/NTSC3.58/NTSC4.43/PAL/PAL60/SECAM)
                              S-Video (Auto/NTSC3.58/NTSC4.43/PAL/PAL60/SECAM)
Page 4  Auto Adjust (RGB Only)  (On/Off)
            Auto Start  (On/Off)
            Power Management  (On/Off)
            Power Off Confirmation  (On/Off)
            Keystone Save (On/Off)
            White Segment  (On/Off)
            Clear Lamp Hour Meter
Capture Page 5  Communication Speed(4800/9600/19200/38400)
PC Card Files             Default Source Select(Last/Auto/Select)
ChalkBoard                                           (RGB/Video/S-Video/PC Card Viewer)
Contents Contents
Information Page1  Source Name/Input Terminal/Horizontal Frequency/Vertical Frequency/Sync Polarity
Page2 Signal Type/Video Type/Sync Type/Interlace/Resolution
Page3 Aspect Ratio/Gamma Correction/Noise Reduction/Color Matrix/Matrix Type
Page4 Lamp Remaining Time/Lamp Hour Meter/Projector Usage 
						

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Menu Elements
Title barTa b
Highlight
Solid triangle
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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 option On.
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.
Close button:Click to close the window with saving changes. (USB mouse only)
Help button:Indicates that help about that feature is available (USB mouse only). Press the Help button on the remote control to display
help.
Toolbar:Contains several icons for specific tasks. It is also referred to as launcher.
Grip icon:Point the mouse here, and click and drag to move a toolbar. Check box
Slide bar
OK Button
Cancel Button
Radio button
Close Button
Help Button
Grip iconTool bar 
						

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Source Select
Picture (not available for PC Card Viewer)
Menu Descriptions & Functions
Enables you to select a video source such as a VCR, DVD player, laser
disc player, computer or document camera depending on what is con-
nected to your inputs.
Press the Select button on the projector cabinet or st buttons on your
remote control to highlight the menu for the item you want to adjust.
RGB
Selects the computer connected to your RGB or component signal.
NOTE: An optional component cable (Component V cable) is needed for a
component signal. Select Component from the Input Signal submenu to dis-
play the component signal.
Video
Selects what is connected to your Video input-VCR, laser disc player,
DVD player or document camera.
S-Video
Selects what is connected to your S-Video input-VCR, DVD player,
or laser disc player.
NOTE: A frame may freeze for a brief period of time when a video is played
back in fast-forward or fast-rewind with a Video or S-Video source.
PC Card Viewer
This feature enables you to make presentations using a CompactFlash
card that contains captured images and slides created with the exclu-
sive PC Card Viewer Utility contained in the CD-ROM. See page E-
46 for installing the PC Card Viewer Utility. The starting screen for
the PC Card Viewer varies depending on the settings of the Setups
Page 2. See Setup on page E-41.
NOTE: Even if you switch the current PC Card Viewer source to another source,
the current slide is retained. When you return back to the PC Card Viewer, you
will get the slide that has been retained.
A launcher will appear when you press the MENU button.
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 setting 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 playing back and to resume playing
from the selected slide or folder when Auto Play is selected.
Jump .......... Displays a list of slides while you are playing back.
Select ......... Displays a list of folders while you are playing back.
Setup .......... Displays the PC Card Viewer Options dialog box on Page 2 of the
Setup dialog box.
Delete ......... Deletes a captured slide(s) or all the captured slides in the se-
lected folder.
View ........... Hides the tool bar while you are playing back. Clicking with the
right button of a mouse shows it again.
Provides access to controls for your image. Use the Select button
on the projector cabinet or the remote control to highlight the menu
for the item you want to adjust.
Brightness .. Adjusts the brightness level or the back raster intensity.
Contrast ...... Adjusts the intensity of the image according to the incoming sig-
nal.
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).
Sharpness .. Controls the detail of the image for Video (Not valid for RGB and
Component).
Volume (not available for PC Card Viewer)
Adjusts the sound level of the projector.
NOTE: You can also display the volume bar without opening the menu. See
Volume Bar (Direct Button)on page E-40 for more details.A press of the MENU button displays the toolbar; a press of the MENU
button again displays the Menu and hereafter each press of the MENU
button switches displaying between the Menu and the toolbar. 
						

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Keystone distor tionNormal
Aspect Ratio allows you to select the best Aspect mode to display
your source image.
When 4:3 is selected from the source (i.e. DVD player), the following selec-
tions will display:
Normal Zoom Wide Zoom Cinema
Standard
4:3 AspectAll 4 sides stretched
Left & Right
stretchedLeft and right
stretched
When 16:9 is selected from the source (i.e. DVD player), the following se-
lections will display:
Normal Zoom Wide Zoom Cinema
16:9 image displayed
 in 4:3 modeAll 4 sides stretched Left & right stretched
Left and rightstretched to display
the true aspect
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.
NOTE: The maximum keystone angle that can be corrected is 45 degrees up-
ward and 15 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 correction may not be possible when excessive
keystone correction is used.
The idea is, the closer you are to native resolution, the better image
you will see.
This feature adjusts the color temperature using the slide bar.
Move the slide bar to the right to increase the color temperature for a
bluish image; to the left to decrease it for a reddish image.Gamma Correction
 (not available for PC Card Viewer)
Use the § or © button to choose Normal when in a lighted room
and Natural 1&2 when in a darkened room. Natural 1 for better
flesh tone; Natural 2 for true reproduction of middle tones.
Each mode is recommended for :
Normal ....... For the regular picture
Natural 1 ..... For true color reproduction of natural tones
Natural 2 ..... For dark portions of a picture
Color Temperature
Image Options
Aspect Ratio  (not available for RGB and PC Card Viewer)