NEC Projector LT35 LT30 LT25 User Manual

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Auto Keystone Correction
The Auto Keystone correction feature will correct the vertical distortion of a projected image on the screen. No special
operation required. Just place the projector on a flat surface.
3. Projecting an Image (Basic Operation)
NOTE: When using the Auto Keystone function, heed the following:
•The vertical keystone angle can be corrected between 16 degrees upward and 16 degrees downward from level.
•The Auto Keystone correction will take effect in 2 seconds after changing the...

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3. Projecting an Image (Basic Operation)
 Adjusting Focus Manually
Adjust the focus manually in the following cases:
•When adjusting the focus out of the effective range of the automatic focus
•When finely adjusting the focus
•When the menu setting for [Auto Focus] is turned off
Adjusting with buttons on the cabinet
LAMP
STATUS
POWER
SOURCE AUTO ADJ. FOCUS
ON/STAND BY
SELECT1. Press the FOCUS button quickly.
The focus adjustment screen will be displayed.
The focus adjustment screen will be closed if...

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 Correcting Keystone Distortion Manually
You can also correct the vertical keystone distor tion manually.
NOTE: Manual keystone correction is not available when there is no signal received by any input.
Adjust the keystone distortion manually in the following cases:
•To fine tune Keystone correction even after performing the [Auto Keystone] adjustment.
•When the menu setting for [Auto Keystone] is turned off
Adjusting with buttons on the cabinet
3. Projecting an Image (Basic Operation)
1.Press the...

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LAMP
STATUS
POWER
SOURCE AUTO ADJ. FOCUS
ON/STAND BY
SELECT
3. Projecting an Image (Basic Operation)
[Poor picture]
[Normal picture]
Increase volume
Decrease volumeLAMP MODE
VOLUMES-VIDEOVIDEO
AUTO ADJ. COMPUTER
ASPECT HELP
FREEZE PICTURE
Sound level from the
speaker can be adjusted.
 Optimizing RGB Picture Automatically
Adjusting the Image Using Auto Adjust
Optimizing an RGB image automatically.
Press the AUTO ADJ. button to optimize an RGB image automatically.
This adjustment may be necessary when...

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 Turning off the Projector
To turn off the projector:
3. Projecting an Image (Basic Operation)
LAMP
STATUS
POWER
SOURCE AUTO ADJ.
ON/STAND BY
ENTEREXIT MENUUP PAGE OFF
POWERON
PIC-MUTE
DOWN
FOCUSFirst, press the POWER (ON/STAND BY) button on the
projector cabinet or the POWER OFF button on the re-
mote control. The “Power Off / Are you sure?” message
will appear.
	 After Use
Preparation: Make sure that the projector is turned off.
1. Unplug the power cable.
2. Disconnect any other cables.
3. Retract...

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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.
ENTEREXIT MENUUP PAGE OFF
POWERON
PIC-MUTE
DOWN
FOCUS
 Freezing a Picture
Press the FREEZE button to freeze a picture. Press again to resume
motion.
 Changing Lamp Mode
LAMP MODE
VOLUMES-VIDEOVIDEO L-CLICK
MOUSE
R-CLICK
AUTO ADJ. COMPUTER
ASPECT HELP
FREEZE PICTURE
The lamp life can be extended by using the Eco...

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4. Convenient Features
3.Select [On] and press the ENTER button.
The [Keyword] screen will be displayed.
4. 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.
The [Confirm Keyword] screen will be displayed.
5. Type in the same combination of SELECT 

 buttons and press the ENTER button.
The confirmation screen will be displayed.
6. Select [Yes] and press the ENTER button.
The Security function has been enabled.
To...

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4. Convenient Features
To disable the Security function:
1. Press the MENU button.
The menu will be displayed.
2.Select [Setup - Installation] 
→ [Security] and press the ENTER button.
The Off/On menu will be displayed.
3. Select [Off] and press the ENTER button.
The Keyword confirmation screen will be displayed.
4. Type in your keyword and press the ENTER button.
When the correct keyword is entered, the Security function will be disabled.
NOTE: If you forget your keyword, contact your dealer. Your...

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30° 30°
4. Convenient Features
 Using the Optional Remote Mouse Receiver
The optional remote mouse receiver enables you to operate your computer’s mouse functions from the remote control.
It is a great convenience for clicking through 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:...

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 Using the Menus
NOTE: The on-screen menu may not be displayed correctly while an interlaced motion video image is projected.
1. Press the MENU button on the remote control or projector cabinet to display the main menu.
5. Using On-Screen Menu
ENTEREXITUP PAGE OFF
POWERON
PIC-MUTE
DOWN
FOCUS
MENU
ENTEREXIT MENUUP PAGE OFF
POWERON
PIC-MUTE
DOWN
FOCUS
EXIT MENUUP PAGE OFF
POWERON
PIC-MUTE
DOWN
FOCUS
ENTER
Highlight
Indicates the selected menu
or item.
2. Press the SELECT 
 buttons on the remote...