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NEC LT240K User Manual
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NEC LT240K User Manual

Cd-rom version
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CD-ROM version
Portable Projector
LT260K/LT240K
User's Manual
About this user's manual
The fastest way to get started is to take your time and do every-
thing right the first time. Take a few minutes now to review the
user's manual. This may save you time later on. At the begin-
ning of each section of the manual you'll find an overview. If the
section doesn't apply, you can skip it.

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Summary of Contents for NEC LT240K

  • Page 1 CD-ROM version Portable Projector LT260K/LT240K User’s Manual About this user's manual The fastest way to get started is to take your time and do every- thing right the first time. Take a few minutes now to review the user's manual. This may save you time later on. At the begin- ning of each section of the manual you'll find an overview.

  • Page 2: Introduction To The Projector

    Congratulations on Your Purchase of The LT260K/ LT240K Projector The LT260K/LT240K is one of the very best projectors available today. The LT260K/LT240K enables you to project precise images up to 500 inches across (measured diagonally) from your PC or Macintosh computer (desk- top or notebook), VCR, DVD player, document camera, a laser disc player or Viewer.
  • Page 3 Password prevents unauthorized individuals from changing projector settings or adjustments. Security offers complete protection by using your PC card as a protect key so that the projector will not project a signal without insertion of the registered PC card and unauthorized use can be discouraged.
  • Page 4 INTRODUCTION Introduction to the Projector NOTE: Composite video standards are as follows: NTSC: U.S. TV standard for video in U.S. and Canada. PAL: TV standard used in Western Europe. PAL-N: TV standard used in Argentine, Paraguay and Uruguay. PAL-M: TV standard used in Brazil.
  • Page 5 PC's mouse wirelessly from across the room with the built-in remote mouse function. • You can control the projector with a PC using the PC Control port. • USB port allows USB mouse operation* The USB ports meet the USB1.1 specification.

  • Page 6: Part Names Of The Projector

    INTRODUCTION Part Names of the Projector Part Names of the Projector Remote Sensor (See page E-20) Ventilation (outlet) Heated air is exhausted from here Adjustable Tilt Foot Lever (See page E-42) This security slot suppor ts the MicroSaver MicroSaver The logo is trademarked and owned by Kensington Microware Inc.
  • Page 7 Main Power Switch When you plug the supplied power cable into an ac- tive wall outlet and turn on the Main Power switch, the POWER indicator turns orange and the projector is in standby mode. (See page E-36) Monaural Speaker (2W)

  • Page 8: Top Features

    Use this button to turn the power on and off when the main power is supplied and the projector is in standby mode. NOTE: To turn on or off the projector, press and hold this button for a mini- mum of two seconds.
  • Page 9 INTRODUCTION Part Names of the Projector 4. SOURCE Button Use this button to select a video source such as a PC, VCR, DVD player, Viewer (PC card), or LAN. Press and release this button quickly to display the Source List.
  • Page 10 INTRODUCTION Part Names of the Projector : Use these buttons to change the level of a selected menu item. A press of the or the Viewer tool bar is not displayed, these buttons can be used to select a slide, or to move the cursor in Folder List or Slide List.

  • Page 11: Terminal Panel Features

    INTRODUCTION Part Names of the Projector Terminal Panel Features 1. RGB IN 1 / Component Input Connector (Mini D-Sub 15 Pin) Connect your computer or other analog RGB equipment such as IBM compatible or Macintosh computers. Use the supplied RGB cable to connect to your computer.
  • Page 12 Use this port to connect your PC to control your projector via a serial cable. This enables you to use your PC and serial communication pro- tocol to control the projector. The NEC optional serial cable (CA03D) is required to use this port. You can also control the projector by using Dynamic Image Utility 2.0 included on the supplied CD-ROM.
  • Page 13 USB cable. You can operate your computer's mouse functions from the remote control. 12. PC CARD Eject Button Press to eject a PC card partially. 13. PC CARD Slot Insert a PC card, commercially available LAN card or NEC optional wireless LAN card here. Terminal Panel Features E-13...

  • Page 14: Part Names Of The Remote Control

    If the main power is applied, you can use this button to turn your pro- jector on. NOTE: To turn on the projector, press and hold the POWER ON button for a minimum of two seconds. 5. POWER OFF Button You can use this button to turn your projector off.
  • Page 15 INTRODUCTION Part Names of the Remote Control 6. VIDEO Button Press this button to select an NTSC, PAL, PAL-N, PAL-M, PAL60, SECAM or NTSC4.43 compatible video source from a VCR, DVD player, or laser disc player. 7. S-VIDEO Button Press this button to select an S-Video source from a VCR. 8.
  • Page 16 When you are in the Computer mode, this button works as the mouse left button. When this button is pressed and held for a minimum of 2 seconds, the drag mode is set. When you are in the Projector mode, which is indicated by lighting the PJ button: Use this button to enter your menu selection.
  • Page 17 INTRODUCTION Part Names of the Remote Control 17. ASPECT Button Press this button to display the Aspect Ratio select screen. See page E-86. 18. FREEZE Button This button will freeze a picture. Press again to resume motion. 19. 3D REFORM Button Press this button to enter 3D Reform to correct the keystone (trapezoi- dal) distortion, and make the image square.
  • Page 18 NIFY, PICTURE, VIEWER, FOLDER LIST, or SLIDE LIST button is pressed, the PJ button lights red to indicate that you are in the Projector mode. If no buttons are pressed within 60 seconds, the light goes out and the Projector mode is canceled.

  • Page 19: Battery Installation

    INTRODUCTION Part Names of the Remote Control Battery Installation 1. Press the catch and remove the battery cover. 2. Remove both old batteries and install new ones (AA). Ensure that you have the batteries' polarity (+/-) aligned correctly. 3. Slip the cover back over the batteries until it snaps into place. Do not mix different types of batteries or new and old batteries.

  • Page 20: Remote Control Precautions

    22 feet/7 m and within a 60-degree angle of the remote sensor on the projector cabinet. • The projector will not respond if there are objects between the re- mote control and the sensor, or if strong light falls on the sensor.

  • Page 21: Installation And Connections

    Connect the supplied power cable. See page E-35. NOTE: Ensure that the power cable and any other cables are disconnected before moving the projector. When moving the projector or when it is not in use, cover the lens with the lens cap. E-21...

  • Page 22: Setting Up The Screen And The Projector

    Setting Up the Screen and the Projector Selecting a Location The further your projector is from the screen or wall, the larger the image. The minimum size the image can be is approximately 30" (0.8 m) mea- sured diagonally when the projector is roughly 4 feet (1.3 m) from the wall or screen.

  • Page 23: Throw Distance And Screen Size

    INSTALLATION AND CONNECTIONS Setting Up the Screen and theProjector Throw Distance and Screen Size The following shows the proper relative positions of the projector and screen. Refer to the table to determine the position of installation. Distance Chart Screen Width...

  • Page 24: Throw Angle

    INSTALLATION AND CONNECTIONS <LT260K> B = Vertical distance between lens center and screen center C = Throw distance D = Vertical distance between lens center and bottom of screen = Throw angle NOTE: Distances may vary +/-5%. Screen Size Diagonal Width inch inch...
  • Page 25 INSTALLATION AND CONNECTIONS <LT240K> B = Vertical distance between lens center and screen center C = Throw distance D = Vertical distance between lens center and bottom of screen = Throw angle NOTE: Distances may vary +/-5%. Screen Size Diagonal...

  • Page 26: Reflecting The Image

    Using a mirror to reflect your projector's image enables you to enjoy a much larger image. Contact your NEC dealer if you need a mirror. If you're using a mirror and your image is inverted, use the MENU and SELECT buttons on your projector cabinet or correct the orientation.

  • Page 27: Making Connections

    Macintosh (Desktop type or notebook type) NOTE: When using with a notebook PC, be sure to connect between the projector and the notebook PC before turning on the power to the notebook PC. In most cases signal cannot be output from RGB output unless the notebook PC is turned on after connecting with the projector.
  • Page 28 SCART is a standard European audio-visual connector for TVs, VCRs and DVD players. It is also referred to as Euro-connector. NOTE: The ADP-SC1 SCART adapter is obtainable from your NEC dealer in Europe. Contact your NEC dealer in Europe for more information.

  • Page 29: Connecting Your Pc Or Macintosh Computer

    Connecting Your PC or Macintosh Computer RGB signal cable (supplied) To mini D-Sub 15-pin connector on the projector. It is recommended that you use a commercially available distribution am- plifier if connecting a signal cable longer than the supplied one.
  • Page 30 4. If the projector goes blank after a period of inactivity, it may be caused by a screen saver installed on the computer you've connected to the pro- jector. NOTE: The LT260K/LT240K is not compatible with video decoded outputs of NEC ISS-6020 and ISS-6010. Making Connections...

  • Page 31: Connecting An External Monitor

    NOTE: The RGB OUT connector outputs RGB signal during idle mode (See page E-100). When the projector goes into idle mode, the image on an external monitor disappears for a moment. Note that the RGB OUT connector will not output RGB signal during Standby mode.
  • Page 32 RCA 3 cable (not supplied) DVD player You can connect your projector to a DVD player with component output or Video output. To do so, simply: 1. Turn off the power to your projector and DVD player. 2. If your DVD player has the component video (Y,Cb,Cr) output, use a com-...
  • Page 33 To make these connections, simply: 1. Turn off the power to the projector and VCR, laser disc player or docu- ment camera. 2. Connect one end of your RCA cable to the video output connector on the back of your VCR or laser disc player, connect the other end to the Video input on your projector.
  • Page 34 INSTALLATION AND CONNECTIONS Making Connections 3. Turn on the projector and the VCR or laser disc player. NOTE: Refer to your VCR or laser disc player owner's manual for more informa- tion about your equipment's video output requirements. NOTE: An image may not be displayed correctly when a Video or S-Video source is played back in fast-forward or fast-rewind via a scan converter.

  • Page 35: Connecting The Supplied Power Cable

    Connecting the Supplied Power Cable Connect the supplied power cable to the projector. First connect the supplied power cable's three-pin plug to the AC IN of the projector, and then connect the other plug of the supplied power cable in the wall outlet. E-35...

  • Page 36: Projecting An Image

    To use this feature, register your PC card as a protect key. See "Security" in "Projector Options" on page E-114 for more details. To turn on the main power to the projector, press the Main Power switch to the ON position ( I ).
  • Page 37 Turning on the Projector Note on Startup screen (Menu Language Select screen) When you first turn on the projector, you will get the Startup screen. This screen gives you the opportunity to select one of the seven menu lan- guages: English, German, French, Italian, Spanish, Swedish and Japa- nese.
  • Page 38 If you want, you can select the menu language later. See "Language" on page E-93. NOTE: To turn the projector on by plugging in the power cable, first turn on the Main Power switch to ON and use the menu and enable the "Auto Start" feature.

  • Page 39: Selecting A Source

    HELP VOLUME MAGNIFY PICTURE PIC-MUTE NOTE: If no input signal is available, the projector will display a blue back- ground (factory preset). Selecting from Source List Press and quickly release the SOURCE button on the projector cabi- net to display the Source list. Each time the SOURCE button is pressed, the input source will change as follows: "Video"...
  • Page 40 Detecting the Signal Automatically Press and hold the SOURCE button for a minimum of ONE second, the projector will search for the next available input source. Each time you press and hold the SOURCE button, the input source will change...

  • Page 41: Adjusting The Picture Size And Position

    This program (Geometric Correction Tool) enables the geometrical distor- tion correction of an image when projected onto a special shaped screen with a NEC projector. Additionally, this program allows control of the pro- jector via a computer. For additional information visit: US : http://www.necvisualsystems.com...

  • Page 42: Adjust The Tilt Foot

    Lift the front edge of the projector. Adjustable Tilt Foot Lever w Push up the Adjustable Tilt Foot Lever on the front of the projector to extend the adjustable tilt foot (maximum height). e Push down the Adjustable Tilt Foot Lever.
  • Page 43 The rear foot height can be changed. Rotate the rear foot to the desired height, but the vertical distance from the bottom to the desk or floor should be 1" (25 mm) to make the projector horizontal on the flat surface. Down * If the projected image does not appear square to the screen then use the 3D Reform feature for proper adjustment.
  • Page 44 PROJECTING AN IMAGE Correcting the Horizontal and Vertical Keystone Distortion (3D Reform) 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. You can also use a mouse to correct the Cornerstone distortion.
  • Page 45 PROJECTING AN IMAGE 4. Use the SELECT direction you wish to move the projected image frame. 5. Press the ENTER button. 6. Use the SELECT shown on the example. 7. Press the ENTER button. 8. Use the SELECT the direction. The confirmation screen is displayed.
  • Page 46 Screen setting can limit 3D Reform in its adjustable range. The adjustable ranges for 3D Reform are as follows: Horizontal ... Max ±30° approx. (Max ±25° approx. on LT240K) Vertical ... Max ±40° approx. * The following are conditions at the above maximum angle when all of the following are met •...

  • Page 47: Optimizing Rgb Picture Automatically

    PROJECTING AN IMAGE Optimizing RGB Picture Automatically Adjusting the Image Using Auto Adjust Optimizing RGB image automatically Press the Auto Adjust button to optimize an RGB image automatically. [Poor picture] AUTO ADJ. [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 shimmering).

  • Page 48: Turning Up Or Down Volume

    PROJECTING AN IMAGE Turning Up or Down Volume Sound level from the speaker and the AUDIO OUT mini jack on the projec- tor can be adjusted. VOLUME Using the Laser Pointer You can use the laser to draw your audience's attention to a red dot that you can place on any object.

  • Page 49: Setting The Function Switch

    There are two switches on the bottom of the battery case: an applicable projector selector switch (1) and laser enable/dis- able switch (2). Check the projector be- ing used and decide whether to enable or disable laser, then set these switches as necessary using the tip of a thin ball- point pen.

  • Page 50: Turning Off The Projector

    Turning off the Projector To turn off the projector: First press the POWER (ON/STAND BY) but- ton on the projector cabinet or the POWER OFF button on the remote control for a minimum of two seconds. The power indicator will glow or- ange.

  • Page 51: Convenient Features

    If you wish to use the remote mouse function, use the supplied USB cable to connect the USB port (type B) of the projector and the USB port (type A) of your computer. NOTE: Depending on the type of connection or OS installed on your computer, you may have to restart your computer or change you computer settings.
  • Page 52 PIC-MUTE SLIDE LIST Works as a left-click button for your computer. Using the Remote Mouse Function Works as the Select button on the projector. VIDEO AUTO ADJ. Works as a right- click button for your computer. Not lit Works as the Enter button on the projector.
  • Page 53 CONVENIENT FEATURES • When the MENU button is pressed, the PJ button lights red to indi- cate that you are in the Projector mode, which allows the projector menu operation using the three buttons. • When the POINTER button is pressed, the PJ button lights red to indicate that you are in the Projector mode and that the SELECT fied image.

  • Page 54: Turning Off The Image And Sound

    You can use one of nine pointers to draw your audience's attention to the portion of a projected image you want. Press the Pointer button to display the projector pointer. Use the Select button to move the projector pointer. Press the Pointer button to dis- play the projector pointer.

  • Page 55: Enlarging And Moving A Picture

    To do so: 1. Press the Pointer button to display the projector pointer. 2. Move the projector 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 mag- nifying glass.

  • Page 56: Usb Memory Device Or Usb Memory Card Reader Support

    HELP Display Help USB Memory Device or USB Memory Card Reader Support The projector is compatible with either a USB memory device or USB memory card reader which supports the viewer and security features. • To use a USB memory device or USB memory card reader, connect the device to the USB port (type A).
  • Page 57 The drive for ”USB 1-4” is displayed only when the USB memory device or USB memory card reader is connected to the projector. The drive for “USB 1- 4” may be displayed differently from the one in the USB memory card reader.

  • Page 58: Using A Usb Mouse

    Using a USB Mouse Using a USB mouse gives you a smooth operation. A commercially avail- able 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...

  • Page 59: Changing Background Logo

    CONVENIENT FEATURES Examples Click (or press and hold) the mouse button ness. Or click and drag the mouse button on the slide bar horizontally to adjust it. To save the adjustments, click anywhere in the background while displaying adjustment and setting menu or dialog box, you will get the main menu at the clicking point.
  • Page 60 * Once you have changed the background from the NEC logo to an- other, you cannot return the logo to background even by using Factory Default. To do so, repeat the above steps. The NEC logo file is included on the supplied CD-ROM NEC Projector User Supportware (/Logo/ nec_b_x.jpg).
  • Page 61 CONVENIENT FEATURES Making Freehand Drawings on a Projected Image The ChalkBoard feature allows you to write and draw messages on a pro- jected image. NOTE: The ChalkBoard feature is available only when a USB mouse is used. From the menu, select [Tools] tool bar that cotains the following icons.

  • Page 62: Using The Viewer

    USING THE VIEWER NOTE: To use the Viewer, first you need to create presentation materials on your PC using the Dynamic Image Utility 2.0 contained on the supplied NEC Projec- tor User Supportware CD-ROM. For installation, see the printed Application Guide. For creating presentation materials, see the Slide show function on the on-line manual of the Dynamic Im- age Utility 2.0.

  • Page 63: Inserting And Removing A Pc Card

    USING THE VIEWER Simple utility software (for computer) • Dynamic Image Utility 2.0 operable on Windows 98/Me/XP/2000 • Slides can be created by capturing the currently displayed image • Control screen for displaying lists of slides and editing * Microsoft, Windows and PowerPoint are registered trademarks of Microsoft Corporation.

  • Page 64: Pc Card Type

    USING THE VIEWER Removing the PC Card Press the eject button. The PC card pops out a little. Grasp the edges of the PC card and pull it out. NOTE: Do not eject the PC card while its data is being accessed. Direction for Inserting the PC Card The PC card has a top and bottom and must be inserted into the PC card slot in a specific direction.
  • Page 65 A tool bar will appear when you press the MENU button on the remote control or the projector cabinet or clicking with the right button of a mouse. Prev Drag...
  • Page 66 USING THE VIEWER Play ... Plays back automatically or manually depending on the Stop ... This allows you to stop Auto Play while you are playing Jump ... Displays a list of slides while you are playing back. Select ... Displays a list of folders while you are playing back. Drive ...
  • Page 67 When the tool bar is not displayed: Press the FOLDER LIST button or the SLIDE LIST button on the remote con- trol to display folders or slides from a PC card in the projector's PC Card slot. FOLDER Use the SLIDE +/- button to advance to the next folder or return to the previous folder.

  • Page 68: Auto Play Mode

    NOTE: You can also use the folders or slides. If you use the the PJ button to switch to the Projector mode and the PJ button lights red. Auto Play Mode If the "Auto Play" option is selected in "Viewer Options" of the menu, any given slide will start to play automatically.

  • Page 69: Viewing Digital Images

    Only file and slide switching are possible. NOTE: The maximum number of images recognized as slides within one directory is 128. Storing Images Displayed on the Projector on the PC card (Capture) The Capture features allows you to capture an image from a source that is currently being displayed.
  • Page 70 USING THE VIEWER NOTE: * Unless a PC card is inserted into the PC Card slot of the projector, the Cap- ture feature is not available. * The "Card Error" display means that the free space of the PC card is insuffi- cient for saving images.
  • Page 71 An hourglass indicating that an image is being captured appears on the projector's display. Do not eject the PC card or turn off the projector's power while this icon is displayed. Doing so will damage the PC card data. If the PC card data is damaged, use a computer to repair the data.

  • Page 72: Deleting Captured Images

    USING THE VIEWER Deleting Captured Images Using the Delete button on the tool bar for Viewer can delete captured images. Drag To delete captured images: 1. Select Viewer and display a folder list of captured images. 2. Use button to select the Capture folder [Cap] in the right bottom of the screen.

  • Page 73: Basic Menu Operation

    PJ button on the remote control to cancel the Projector mode. 6. Repeat steps 2-5 to adjust an additional item, or press the CANCEL but- ton on the projector cabinet or the remote control to quit the menu dis- play.

  • Page 74: Customizing The Menu

    If you select an item with a solid triangle the remote control or the projector cabinet, you can enable 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.
  • Page 75 USING ON-SCREEN MENU Basic Menu Operation NOTE: If the "Advanced Menu" item has been selected on the Menu mode, you get the "Confirmation Change Menu" upon completion of "Custom Menu" edit- ing. In this case, selecting "Yes" then "Enter" will close all the menus and apply the changes from the Advanced menu to the Custom Menu.

  • Page 76: Menu Tree

    USING ON-SCREEN MENU Menu tree Advanced Menu Source Select Picture Volume Image Options Picture Management Projector Options Tools Help Factory Default Basic Menu Operation RGB1 RGB2 Video S-Video Viewer more Picture Brightness, Contrast, Color, Hue, Sharpness Volume Aspect Ratio 4:3, Letter Box, Wide Screen, Crop / 4:3...
  • Page 77 USING ON-SCREEN MENU Advanced Menu Source Select Picture Volume Image Options Picture Management Projector Options Tools Help Factory Default Setup Page 1 Lamp Mode Normal, Eco Orientation Desktop Front, Ceiling Rear, Desktop Rear, Ceiling Front Background Blue, Black, Logo RGBOUT Terminal...

  • Page 78: Table Of Contents

    USING ON-SCREEN MENU Advanced Menu Source Select Picture Volume Image Options Picture Management Projector Options Tools Help Factory Default Sleep Timer Capture PC Card Files ChalkBoard Contents Information Factory Default All Data, Current Signal Security Enable, Disable, Keyword, Use Protect key, Drive,...

  • Page 79: Menu Elements

    USING ON-SCREEN MENU Menu Elements Title bar Highlight Check box Drag 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 Tab ...
  • Page 80 Drag ... Point the mouse here, and click and drag to move a Entering Alphanumeric Characters by Using the Menu Alphabet or numeric characters are used for your IP address or projector name. To enter IP Address or projector name, use the software keyboard.

  • Page 81: Source Select

    Image Utility 2.0 contained in the CD-ROM. See the supplied Application Guide for installing the Dynamic Image Utility 2.0. The start- ing screen for the Viewer varies depending on the settings of the Setup's Page 2. See Setup on page E-96. button on the projector E-81...
  • Page 82 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.
  • Page 83 USING ON-SCREEN MENU Selects a signal from a LAN card plugged into the projector's card slot. Entry List Displays the list of the entry signals. Use the SELECT your remote control or the projector cabinet to select the signal and press the ENTER button on the remote control or the projector cabinet to display the Entry Edit Command screen.
  • Page 84 USING ON-SCREEN MENU able for RGB signal; Video and S-Video are available for composite signal. Source List: Set signal selection method. Lock: Set so that the selected signal cannot be deleted when "All De- lete" is executed. Skip: Set so that the selected signal will be skipped during auto search. When complete, select OK and press ENTER.

  • Page 85: Volume

    Hue ... Varies the color level from +/- green to +/-blue. The red Sharpness ... Controls the detail of the image for Video (Not valid for Volume Controllling Volume Adjusts the sound level of the projector speaker and AUDIO OUT. Menu Descriptions & Functions sity. coming signal.

  • Page 86: Image Options

    See page E-101 for setting image positions. 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 em- ploying compression or expansion of the screen image with a "Aspect Ratio" or "Screen"...
  • Page 87 USING ON-SCREEN MENU NOTE: During 3D Reform adjustment, "Aspect Ratio" may not be available. Should this happen, first reset the 3D Reform data and then do setting again. Second repeat the 3D Reform adjustment. Changing the aspect ratio can limit 3D Reform in its adjustable range. Input Signal Screen...
  • Page 88 USING ON-SCREEN MENU Clock ... Use this item to fine tune the computer image or to Phase ... Use this item to adjust the clock phase or to reduce Selecting Resolution This allows you to activate or deactivate the Advanced AccuBlend fea- ture.
  • Page 89 * When "Resolution" is set to "Native", "Overscan", "3D Reform", "Aspect Ratio" and "Screen" are not available. * While you are displaying an image with higher resolution than the projector’s native resolution, "Resolution" is not available. Selecting Overscan Percentage Select overscan percentage (0%, 5%, 10% and 25%) for signal.

  • Page 90: Picture Management

    USING ON-SCREEN MENU 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 4 user adjustable settings. Presentation ... Recommended for making a presentation using a sRGB ...
  • Page 91 USING ON-SCREEN MENU Selecting Color Correction Adjusts red, green, blue, yellow, magenta, cyan and color gain each independently to correct the tint on whole screen. Selecting White Peaking Adjust the brightness of the white areas by using the slide bar. As the picture becomes dim, it looks more natural.

  • Page 92: Projector Options

    You can select one of the following five settings. • Presentation • Graphic Projector Options Using 3D Reform This feature corrects trapezoidal distortion so that the projected image is rectangular. Two options are available for correcting procedures.
  • Page 93 Customizing the Menu: See page E-74 for instructions about how to customize the Menu. Selecting a Projector Pointer Icon [Projector Pointer]: This enables you to select one of nine different Pointer icons for the "Pointer" button on your remote control.
  • Page 94 USB mouse. Selecting 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".
  • Page 95 Normal Mode .. This is the default setting (100% Brightness). Eco Mode ... Select this mode to increase the lamp life (80% Bright- Selecting Projector Orientation [Orientation]: This reorients your image for your type of projection. The options are: desktop front projection, ceiling rear projection, desktop rear projection, and ceiling front projection.
  • Page 96 Setting Viewer Options [Viewer Options] Show Folder List: If this option is checked, when the Viewer source is selected on the projector, the folder lists will be displayed and allows you to select the presentation from a PC card. Auto Play: If this option is checked, when the Viewer source is selected on the projector any given slide will start to play automatically.
  • Page 97 USING ON-SCREEN MENU Auto Play Interval: You can specify interval time between 5 and 300 seconds. NOTE: The Auto Play Interval time set on “Slide Show Settings” of the Dynamic Image Utility 2.0 overrides the one set here. Manual Play: Views a slide manually when the Viewer source is selected.
  • Page 98 When "Auto Adjust" is set to "On", the projector automatically deter- mines the best resolution for the current RGB input signal to project an image using NEC's Advanced AccuBlend Intelligent Pixel Blend- ing Technology. The image can be automatically adjusted for position and stability;...
  • Page 99 NOTE: When the confirmation message is displayed, you must be in the Projector mode to operate your projector using the remote control. If not, press the PJ button on the remote control to change your projector to the Projector mode. The button lights to indicate that you are in the Projector mode.
  • Page 100 Enabling Idle Mode [Idle Mode]: The projector has two standby modes: Standby and Idle. Standby is the mode that allows you to put the projector in the standby condition which consumes less power than the idle mode. The pro- jector is preset for Standby at the factory.
  • Page 101 USING ON-SCREEN MENU Last ... Sets the projector to default to the previous or last ac- Auto ... Searches for an active source in order of RGB1 Select ... Displays the selected source input every time the projec- Disabling the Cabinet Buttons [Control Panel Key Lock]: This option turns on or off the Control Panel Key Lock function.

  • Page 102: Setting Lan Mode

    Consult with your network administrator about these settings. NOTE: A LAN card is required for LAN connection; NEC's optional wireless LAN card is available. For more information on inserting or ejecting a LAN card, see pages E-63 and 64.

  • Page 103: Automatic

    USING ON-SCREEN MENU Automatic ... Automatically assigns an IP address to the projector Manual ... Provides a space for you to register the IP address or IP Address ... Set your IP address. Press Subnet Mask ... Set your subnet mask number. Press Projector Name ...

  • Page 104: Mode

    USING ON-SCREEN MENU Network Type (required for wireless only) Mode: Select communication method when using wireless LAN. Infrastructure ... Select this option when communicating with one or 802.11 Ad Hoc Select this option when using the wireless LAN to com- Ad Hoc ...
  • Page 105 USING ON-SCREEN MENU SSID (Network name): Enter an identifier (SSID) for wireless LAN when selecting [Infrastruc- ture] or [802.11 Ad Hoc] in [Mode]. Communication can be done only with equipment whose SSID matches SSID for your wireless LAN. Up to 32 alphanumeric characters can be used. NOTE: To disable SSID, select a space (null) or "ANY"(All caps).
  • Page 106 USING ON-SCREEN MENU WEP (for Wireless only) Select this option whether using the WEP (Wired Equivalent Privacy) key for encryption or not. To use encryption, specify WEP key. Disable ... Will not turn on the encryption feature. Your communi- 64bit ... Uses 64-bit datalength for secure transmission. 128bit ...
  • Page 107 This option notifies your computer of an error message via e-mail when using wireless or wired LAN. The error message will be notified when the projector lamp has reached the end of its usable life or an error occurs in the projector.
  • Page 108 See "Using Soft- ware Keyboard" in Appendix for more details. SMTP Server Name: Type in the SMTP server name to be connected to the projector. Up to 60 alphanumeric characters can be used. Recipient's Address 1 to 3: Type in your recipient's address.
  • Page 109 Subnet Mask ... Indicates the subnet mask of the projector. Gateway ... Indicates the gateway of the network connected to the MAC Address .. Indicates the MAC address of the LAN card. Reconnect ... Use this button to connect the projector to a network. Menu Descriptions & Functions projector.
  • Page 110 USING ON-SCREEN MENU DHCP Depending on your network environment, acquiring an IP address from a DHCP server may not be possible. Should this happen, consult your network administrator to make changes to the following settings. Host Name option Select whether or not to add option hostname for DHCP. None ...
  • Page 111 USING ON-SCREEN MENU Menu Descriptions & Functions Client-identifier option Select whether or not to add option client identifier for DHCP. None ... Not add Request ... Add at the time of DHCP_REQUEST. Discover/Request ... Add at the time of DHCP_DISCOVER and DHCP_REQUEST.

  • Page 112: Setting A Password

    USING ON-SCREEN MENU Setting a Password A password can be set for your projector to avoid operation by an unau- thorized person. There are two password options: one for menu and the other for logo. When a password is set, doing any one of the following four operations will display the Password input screen.
  • Page 113 USING ON-SCREEN MENU Delete To delete your password: 1. Highlight [Delete] and press the ENTER button. The "Current Password" screen will be displayed. 2. Use the Software keyboard to type your password. Highlight "OK" on the “Current Password” screen and then press the ENTER button. Your password will be deleted.
  • Page 114 There is also an option to lock the projector by using a registered PC card as a protect key. Once you have registered your PC card as a protect key, you are required to insert the registered PC card into the PC card slot of the pro- jector each time you turn on the projector.
  • Page 115 ENTER button. The Security function takes effect. To register a PC card as a protect key 1. Insert a PC card into the PC card slot of the projector. 2. Use the SELECT ENTER button. A check mark will be placed.
  • Page 116 3. Enter your keyword in the Release Code input screen. You can view the projected image. NOTE: Do not forget your keyword. However, if you forget your keyword, NEC or your dealer will provide you with your Release Code. See more information at the end of this section.
  • Page 117 The PC card data will be deleted. If you've lost your registered PC card, proceed as follows: NOTE: NEC or your dealer will provide you with your Release Code in ex- change for your registered keyword and Request Code. See more information at the end of this section.
  • Page 118 To cancel the preset time, set "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. Using Capture Allows you to capture an image from a source that is currently being dis- played.
  • Page 119 Selecting the underlined link and pressing ENTER moves to the corre- sponding adjustment item. Information Displays the status of the current signal, and the lamp and the projector usage hours. This dialog box has three pages. The information included are as follows:...

  • Page 120: Returning To Factory Default

    When the remaining lamp time reaches 0, the Remaining Lamp Time bar indicator changes from 0% to 100 Hours and starts counting down. If the remaining lamp time reaches 0 hours, the projector will not turn on regardless of whether the lamp mode is set to Normal or Eco.

  • Page 121: Replacing The Lamp

    You could receive an electric shock. • The projector will turn off and go into stand by mode after 2100 hours (up to 3100 hours : Eco mode) of service. If this happens, be sure to replace the lamp.

  • Page 122: To Replace The Lamp

    MAINTENANCE To replace the lamp: 1. Loosen the lamp cover screw until the screwdriver goes into a freewheel- ing condition and remove the lamp cover. The lamp cover screw is not removable. 2. Loosen the two screws securing the lamp housing until the screwdriver goes into a freewheeling condition.
  • Page 123 4. Insert a new lamp housing until the lamp housing is plugged into the socket. CAUTION Do not use a lamp other than the NEC replacement lamp (LT60LPK). 5. Secure it in place with the two screws. Be sure to tighten the screws.
  • Page 124 [Setup] hours. If the projector will not be turned on after using 2100 hours (up to 3100 hours : Eco mode) of service, press and hold the [Help] button on the remote control for ten seconds or longer to reset the lamp time clock to zero.
  • Page 125 The lens barrel has threads on the outside for mounting a commercially available lens protector ( 62mm for LT260K and 72mm for LT240K) to protect the lens from dirt, dust, scratches and damage. Note that both a lens protector and the supplied lens cap cannot be used at the same time.

  • Page 126: Troubleshooting

    0.5 sec ON, The projector is getting ready 0.5 sec OFF to turn on. 2.5 sec ON, The projector is in Sleep mode. 0.5 sec OFF 0.5 sec ON, The projector is cooling down. 0.5 sec OFF The projector is turned on.

  • Page 127: Lamp Indicator

    Lamp has reached its end of life. Lamp replacement mes- sage will be displayed. Lamp has been used beyond its limit. The projector will not turn on until the lamp is re- placed. Lamp mode is set to Eco mode...
  • Page 128 • Make sure there are no obstacles between you and the projector. • Stand within 22 feet (7 m) of the projector. See page E-20. • Make sure that you are in the Projector mode and the PJ button lights in red. If not, Indicator is lit or blink- •...
  • Page 129 TROUBLESHOOTING When using the Viewer function Problem No picture Contents of PC Card are damaged For more information contact your dealer. Check These Items • Is “Viewer” selected from the Source menu? • Is the PC card seated in the PC Card slot completely? •...

  • Page 130: Specifications

    SPECIFICATIONS This section provides technical information about the LT260K/LT240K Projector's performance Model Number Optical DMD™ Resolution Lens Lamp Image Size Projection Distance Projection Angle Electrical Inputs Outputs USB Port Video Compatibility Scan Rate Video Bandwidth Pixel Clock Freq Color Reproduction Horizontal Resolution * Effective pixels are more than 99.99%.
  • Page 131 260mm (W) 92mm (H) 275mm (D) (not including protrusions) LT260K: 6.5 lbs / 2.9 kg LT240K: 7.1 lbs / 3.2 kg 41° to 95°F (5° to 35°C), 20% to 80% humidity (non-condensing) 14° to 122°F (-10° to 50°C), 20% to 80% humidity...

  • Page 132: Cabinet Dimensions

    APPENDIX Cabinet Dimensions 92 (3.6") 260 (10.24") 57 (2.24") * LT240K: 319mm (12.56”) Unit = mm (inch) E-132...
  • Page 133 APPENDIX Pin Assignments of D-Sub RGB Input Connector Mini D-Sub 15 Pin Connector Pin No. Signal Level Video signal : 0.7Vp-p (Analog) Sync signal : TTL level * RGB 1 Input only RGB Signal (Analog) Green or Sync on Green Blue Ground Ground...

  • Page 134: Compatible Input Signal List

    APPENDIX Compatible Input Signal List Signal NTSC SECAM VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA Resolution Frequency H. ( Dots ) ( kHz ) – 15.734 – 15.625 – 15.625 31.47 31.47...
  • Page 135 DVD YCbCr #:Images in above flagged with # are compressed with Advanced AccuBlend on LT260K and LT240K. NOTE: Some composite sync signals may not be displayed correctly. Signals other than those specified in the table above may not be displayed cor- rectly.

  • Page 136: Pc Control Codes And Cable Connection

    Data length : 8 bits Parity : No parity Stop bit : One bit X on/off : None To RxD of PC To TxD of PC E-136 NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector.

  • Page 137: Using Software Keyboard

    APPENDIX Using Software Keyboard 1 to 0 and Characters ... Use to type in IP address or projector SP ... Inserts a space BS ... Deletes one character backward ... Returns to the previous ... Advances to the next OK ... Executes the selection Cancel ...

  • Page 138: Operation Using An Http Browser

    Operation Using an HTTP Browser Overview The use of HTTP server functions will allow control of the projector from a web browser without the installation of special software. Please be sure to use “Microsoft Internet Explorer 4.x” or a higher version for the web browser.
  • Page 139 Regarding the actual address that is entered for the address or entered to the URL column when operation of the projector is via a browser, the host name can be used as it is when the host name corresponding to the IP...
  • Page 140 ... Increments the volume adjustment value..Decrements the volume adjustment value. Mute: This controls the mute function of the projector. All On ... Mutes each of the video, audio, and on-screen display All Off ... Cancels the muting of each of the video, audio, and Picture On ...
  • Page 141 Remaining Lamp Time ... Displays the remaining life of the lamp as a per- Lamp Hour Meter ... Displays how many hours the lamp has been Projector Usage ... Displays how many hours the projector has been Error Status ... Displays the status of errors occurring within the Refresh ...

  • Page 142: Travelcare Guide

    APPENDIX TravelCare Guide TravelCare - a service for international travelers This product is eligible for "TravelCare", NEC's unique international war- ranty. Please note that TravelCare coverage differs in part from coverage under the warranty included with the product. Services offered with TravelCare...
  • Page 143 5) Problems or damage caused by use in hot or humid places, in vehicles, boats or ships, etc. 6) Problems or damage caused by expendable supplies or devices con- nected to the product other than those designated by NEC. E-143...
  • Page 144 This list applies as of June 1, 2002. For the most up-to-date information, please refer to the websites of the service stations in the various countries on the List of TravelCare Outlets or to the NEC website at http://www.nec-pj.com. List of TravelCare Outlets In Europe NEC Europe, Ltd.
  • Page 145 APPENDIX In North America NEC Solutions (America), Inc. Address: Telephone: Fax Line: Email Address: vsd-tech-support@necsam.com WEB Address: http://www.necvisualsystems.com (Regions Covered) U.S.A. *, Canada* In Oceania NEC Australia Pty., Ltd. Address: Telephone: Fax Line: Email Address: lee.gramola@nec.com.au WEB Address: http://www.nec.com.au (Regions Covered)
  • Page 146 In Asia and Middle East NEC Viewtechnology, Ltd. Address: Telephone: Fax Line: Email Address: support_pjweb@nevt.nec.co.jp WEB Address: http://www.nec-pj.com (Regions Covered) Japan* NEC Hong Kong Ltd. Address: Telephone: Fax Line: Email Address: esmond_au@nechk.nec.com.hk WEB Address: http://www.nec.com.hk (Regions Covered) Hong Kong NEC Taiwan Ltd.
  • Page 147 APPENDIX NEC Singapore Pte. Ltd Address: Telephone: Fax Line: Email Address: daniel@rsc.necsin.nec.com.sg WEB Address: http://www.nec.com.sg (Regions Covered) Singapore Hyosung Data System, Ltd. Address: Telephone: Fax Line: Email Address: hds-ykc@hyosung.com (Regions Covered) South Korea Lenso Communication Co., Ltd. Address: Telephone: Fax Line: Email Address: pattara@lenso.com...
  • Page 148 APPENDIX ABBA Electronics L.L.C. Address: Telephone: Fax Line: Email Address: ABBA@emirates.net.ae (Regions Covered) United Arab Emirates Samir Photographic Supplies Address: Telephone: Fax Line: Email Address: vartkes@samir-photo.com (Regions Covered) Saudi Arabia ✍ In countries designated with an asterisk(*), replacement product rental service are offered.
  • Page 149 Date: TO: NEC or NEC's Authorized Service Station: (Company & Name with signature) Dear Sir (s), I would like to apply your TravelCare Service Program based on attached registration and qualification sheet and agree with your following conditions, and also the Service fee will be charged to my credit card account, if I don't return the Loan units within the specified period.
  • Page 150 The 'Faulty unit' is sent or collected from the customer. It is repaired and returned within 10 days to the customer, excluding transport time. There may have a case, repair and return can't be done by NEC Autho- rized Service Station, because of shortage of spare parts due to same model is not sold in the territory.
  • Page 151 3) Any fault in the attachments or associated products or components (whether or not supplied by NEC or its agents which do not form part of the Product covered by this warranty); 4) Any act of God, fire, flood, war, act of violence or any similar occur- rence;...
  • Page 152 If Customer does not return the unit within the 12 calendar days, Cus- tomer will be charged the next highest cost up to and including the full list price to Credit Cards, which price will be informed by NEC Authorized Service Stations. Please see the attached listing of contacts for each country to arrange for pickup of the loan unit.

This manual is also suitable for:

Lt260k260k - lt xga dlp projector240k - lt xga dlp projector

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