NEC Lt245 Portable Projector Users Manual

							34
5. Repeat steps 3 and 4 to correct keystone distortion.
6. After completing Keystone correction, press the ENTER button.
The Keystone screen will disappear.
•  To perform Keystone correction again, press the 3D REFORM button
to display the Keystone screen and repeat above steps 1 to 6.
NOTE:
•Turning on the projector will reset the previous correction setting values and correct distortion anew if the projection angle is
changed from the last use.
    If the projection angle is the same as in the last use, the previous correction setting values are retained  in the memory.
To use the previous correction setting values after changing projection angle, select Manual in Keystone from the menu. See
page 90.
•To reset the 3D Reform correction setting values, press and hold the 3D REFORM button for a minimum of 2 seconds.
•Each time the 3D REFORM button is pressed, the item will change as follows: Keystone 
→ Cornerstone → None → Keystone
→ ...
For information on “Cornerstone”, see “Correcting Horizontal and Vertical Keystone Distortion (Cornerstone) on page 43.
3. Projecting an Image (Basic Operation) 
						

							35
VOLUME
3D REFORM
PIC-MUTE
FREEZE
R-CLICK
1
2
PICTURE
SLIDE
AUTO ADJ.
ASPECTHELPVIEWERLAN
COMPUTER
S-VIDEOVIDEO
VOLUME
3D REFORM
PIC-MUTE
FREEZE
R-CLICK
1
2
PICTURE
SLIDE
AUTO ADJ.
ASPECTHELPVIEWERLAN
COMPUTER
S-VIDEOVIDEO
PC CARDSOURCE
AUTO ADJUST
3D REFORMLAMP
STATUS
POWER ON/STAND BY
ENTEREXIT
MENU
SELECT
3. Projecting an Image (Basic Operation)
 Optimizing an RGB Image Automatically
Adjusting the Image Using Auto Adjust
Optimizing an RGB image automatically.
Press the Auto Adjust button to optimize an RGB image automatically.
[Poor picture]
[Normal picture]
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 shimmer-
ing). 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 interference or cross talk.
This adjustment may be necessary when you connect your computer for the first time.
NOTE:
•Some signals may not be displayed correctly or take time.
•The Auto Adjust function does not work for component or video signals.
•If the Auto Adjust operation cannot optimize the RGB signal, try to adjust Clock and Phase manually. See page 86.
 Turning Up or Down Volume
Increase volume
Decrease volume
Sound level from the speaker and the AUDIO OUT
jack (Stereo mini) on the projector can be adjusted.
NOTE: When no menus appear, the SELECT  buttons
on the projector cabinet work as a volume control. 
						

							36
3. Projecting an Image (Basic Operation)
 Using the Laser Pointer
You can use the laser to draw your audiences attention to a red dot that you can place on any object.
CAUTION:
• Do not look into the laser pointer while it is on.
• Do not point the laser beam at a person.
• Do not allow children to use the laser pointer.
Press and hold the LASER button to activate the laser pointer.
LASER
To disable the laser pointer, set the function switch to “Off ”.
Decide whether to enable or disable the laser, then set the switch as necessary using the tip of a thin ball-point pen.
On this model, the other selector switch is not used.
ON
OFF
On: Enabled (the laser lights when the LASER button is pressed) [Factory default]
Off: Disabled (the laser does not light even when the LASER button is pressed)
Disable the laser when using in an environment in which the unit is accessible to children.
Not used Laser enable/disable
switch 
						

							37
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
R-CLICK
UP
DOWN
 Turning off the Projector
To turn off the projector:
3. Projecting an Image (Basic Operation)
1. Press the POWER (ON/STAND BY) button on the projector
cabinet or the POWER OFF button on the remote control.
The Power Off / Are you sure? message will appear.
2. Press the ENTER button or the POWER (ON/STANDBY) or
the POWER OFF button again.
The power indicator will glow orange. After the projector turns
off, the cooling fans keep operating for 90 seconds (Cooling-off
time).
NOTE: Immediately after turning on the projector and displaying an
image, you cannot turn off the projector for 60 seconds.
3. Turn off the Main Power switch. The power indicator will go
out.
CAUTION
Do not unplug the power cable from the wall outlet or do
not turn off the main power under any one of the following
circumstances.
Doing so can cause damage to the projector or PC card:
•While the projector lamp is lighted.
•While the cooling fans are running. (The cooling fans
continue to work for 90 seconds after the projector is turned
off).
•While the PC CARD Access Indicator lights. Doing so can
damage your PC memory card.
	 After Use
Preparation: Make sure that the main power is turned off.
1. Unplug the power cable.
2. Disconnect any other cables.
3. Retract adjustable tilt feet if extended.
4. Cover the lens with the lens cap.
5. Put the projector and its accessories in the supplied soft case.
NOTE: Before putting the projector in the soft case, be sure to retract the feet. Failure to do so may cause the damage to the
projector.
PC CARDSOURCE
AUTO ADJUST
3D REFORMLAMP
STATUS
POWER ON/STAND BY
ENTEREXIT
MENU
SELECT
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
R-CLICK
UP
DOWN
PC CARDSOURCE
AUTO ADJUST
3D REFORMLAMP
STATUS
POWER ON/STAND BY
ENTEREXIT
MENU
SELECT 
						

							38
4
Convenient Features
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○

 Turning Off the Image and Sound .............................. 39
 Freezing a Picture ...................................................... 39
 Using the Pointer ....................................................... 39
 Enlarging and Moving a Picture ................................. 40
 Getting Integrated Help ............................................. 40
 Using a USB Mouse .................................................. 41
 Using Remote Mouse Receiver ................................. 42
 Correcting Horizontal and
Vertical Keystone Distortion (Cornerstone) ........... 43
	 Making Freehand Drawings
on a Projected Image (ChalkBoard) ...................... 46
 Storing Images Displayed on the Projector
on the PC card or USB Memory (Capture) ............ 47
 Preventing Unauthorized Use of the Projector .......... 48

 Using a USB Memory Device or
USB Memory Card Reader .................................... 53
 Operation Using an HTTP Browser ........................... 54
 Using the Projector to Operate a Computer Connected
on a Network (Desktop Control Utility 1.0) ............ 57 
						

							39
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
UP
DOWN
VOLUME
3D REFORM
PIC-MUTE
FREEZE
R-CLICK
1
2
PICTURE
SLIDE
AUTO ADJ.
ASPECTHELPVIEWERLAN
COMPUTER
S-VIDEOVIDEO
VOLUME
3D REFORM
PIC-MUTE
FREEZE
R-CLICK
1
2
PICTURE
SLIDE
AUTO ADJ.
ASPECTHELPVIEWERLAN
COMPUTER
S-VIDEOVIDEO
4. Convenient Features
 Turning Off the Image and Sound
Press the PIC-MUTE button to turn off the image and sound for a short period of time.
Press again to restore the image and sound.
 Freezing a Picture
Press the FREEZE button to freeze a picture. Press again to resume motion.
NOTE: Pressing the MENU button will display the Capture menu that allows you to capture a
freezed image. See page 47 for more information.
 Using the Pointer
Press the Pointer button to
display the pointer.
Use the Select button to
move the pointer.
You can use one of nine pointers to draw your
audiences attention to the portion of a projected im-
age you want.
NOTE: You can select one pointer from the menu. See page
111.
Press the POINTER button to display the pointer.
Use the SELECT button to move the pointer.
Press the POINTER button again. The pointer will dis-
appear.
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
R-CLICK
UP
DOWN 
						

							40
POINTERLASER
MAGNIFYPAGE OFF
POWERONUP
DOWN
R-CLICK
ENTER
MENU
EXIT
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
R-CLICK
UP
DOWN
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
R-CLICK
UP
DOWN
4. Convenient Features
 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.
3. Enlarge the selected area.
When the MAGNIFY (+) button is pressed, the
image is magnified and the magnify icon will
be displayed. To magnify the selected area,
use the SELECT 

 button to move the
magnify icon and press the MAGNIFY (+)
button.
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
UP
DOWN
POINTERLASER
MAGNIFYPAGE OFF
POWERON
ENTER
MENU
EXIT
R-CLICK
UP
DOWN
 Getting Integrated Help
You get the contents about Help in English, German and
Japanese.
Display Help
Exit Help
VOLUME
3D REFORM
PIC-MUTE
FREEZE
R-CLICK
1
2
PICTURE
SLIDE
AUTO ADJ.
ASPECTHELPVIEWERLAN
COMPUTER
S-VIDEOVIDEO
4. Return the image to the original size.
Press the MAGNIFY (-) button until the mag-
nify icon changes to the pointer. 2. Move the pointer to the area you want to
enlarge. 
						

							41
4. Convenient Features
 Using a USB Mouse
Using a USB mouse gives you a smooth operation. A commercially
available USB mouse can be used.
NOTE: There may be some brands of a 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.
NOTE: You can change the shape of the mouse cursor. To do so, select the menu → Setup → Tools → Mouse → Mouse
Pointer
Menu Display
Clicking with the right mouse button displays the menu.
To close the menu, click anywhere in the background.
Adjusting and Setting Display
You can select a menu item and click with the left mouse button to make adjustments and settings.
Using the middle button on the mouse
The projector supports the middle button on your mouse.
With the middle button you can do the following:
•You can use a scroll bar in the menu or the help.
•You can click the middle button to display or hide the Chalkboard toolbar.
Example:
Click (or press and hold) the left mouse button on the  or  to adjust the brightness. Or click and drag the left
mouse button on the slide bar horizontally to adjust it.
To save the adjustments, click 
. The display is closed.
•Click    with the left mouse button to display a description of the selected menu item.
•Click and drag the title bar with the left mouse button to move the adjustment or setting dialog box.
PC CARD
R  AUDIO IN  L
AC INVIDEO INAUDIO OUT
S-VIDEO INPC CONTROLMONITOR OUTCOMPUTER 2 IN AUDIO INUSB LANCOMPUTER 1 IN 
USB 
						

							42
4. Convenient Features
 Using Remote Mouse Receiver
The remote mouse receiver enables you to operate your computer’s mouse functions from the remote control. It is a
great convenience for your computer-generated presentations.
Connecting the remote mouse receiver to your computer
If you wish to use the remote mouse function, connect the mouse receiver and computer.
The mouse receiver can be connected directly to the computer’s USB port (type A).
NOTE: Depending on the type of connection or OS installed on your computer, you may have to restart your computer or change
your computer settings.
30˚
30˚
Remote mouse receiverComputer
To USB port of PC or Macintosh
When operating a computer via the remote mouse receiver
Remote sensor on the
remote mouse receiver7m/22 feet
When connecting using the USB port
For PC, the mouse receiver can only be used with a Windows 98/Me/XP* or Windows 2000 operating system.
* NOTE: In Windows XP, if the mouse cursor will not move correctly, do the following:
Clear the Enhance pointer precision check box underneath the mouse speed slider in the Mouse Properties dialog box [Pointer
Options tab].
NOTE: Wait at least 5 seconds after disconnecting the mouse receiver before reconnecting it and vice versa. The computer may
not identify the mouse receiver if it is repeatedly connected and disconnected in rapid intervals.
Operating your computer’s mouse from the remote control
You can operate your computers mouse from the remote control.
PAGE UP/DOWN Button:scrolls the viewing area of the window or to move to the previous or next slide in PowerPoint
on your computer.
Select Button: moves the mouse cursor on your computer.
MOUSE L-CLICK Button: works as the mouse left button.
MOUSE R-CLICK Button: works as the mouse right button.
NOTE: You can change the Pointer speed on the Mouse Properties dialog box on the Windows. For more information, see the
user documentation or online help supplied with your computer. 
						

							43
 Correcting Horizontal and Vertical Keystone Distortion (Cor-
nerstone)
Use the 3D Reform feature to correct keystone (trapezoidal) distortion to make the top or bottom and the left or right
side of the screen longer or shorter so that the projected image is rectangular.
4. Convenient Features
Screen
Projected image
Cornerstone
1. Press and hold the 3D REFORM button for a minimum of 2 seconds to reset current adjustments.
Current adjusments for “Keystone” or “Cornerstone” will be cleared.
2. Project an image so that the screen is smaller than the area of the raster.
3. Pick up any one of the corners and align the corner of the image with a corner of the screen.
The drawing shows the
upper right corner.
4. Press the 3D REFORM button on the remote control twice.
The Cornerstone adjustment screen is displayed.
Screen
5. Use the SELECT 
 button to select one icon which points in the direction you wish to move the
projected image frame.
6. Press the ENTER button.
7. Use the SELECT 

 button to move the projected image frame as shown on the example.