NEC VT770 User Manual
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NEC VT770 User Manual

Portable projector
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See also: Service Manual Supplement , Command Manual
Portable Projector
VT770
User's Manual

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Summary of Contents for NEC VT770

  • Page 1 Portable Projector VT770 User’s Manual...

  • Page 2: Important Information

    Important Information Safety Cautions Precautions Please read this manual carefully before using your NEC VT770 Projector and keep the manual handy for future reference. Your serial number is located on the bottom of your projector. Record it here: CAUTION To turn off main power, be sure to remove the plug from power outlet.
  • Page 3 The Federal Communications Commission does not allow any modifications or changes to the unit EXCEPT those specified by NEC Soluctions (America), Inc. in this manual. Failure to comply with this government regulation could void your right to operate this equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
  • Page 4 6. Do not cover the lens with the supplied lens cap or equivalent while the projector is on. Doing so can lead to melting of the cap and possibly burning your hands due to the heat emitted from the light output.
  • Page 5 If this happens, contact your NEC dealer for lamp replacement. • Allow a minimum of 10 seconds to elapse after turning off the projector. Then turn off the main power switch, disconnect the power cable and allow 60 minutes to cool the projector before replacing the lamp. Important Information...

  • Page 6: Table Of Contents

    Terminal Panel Features ... 15 Part Names of the Remote Control ... 17 2. Installation and Connections ... Setting Up the Screen and the Projector ... 21 Selecting a Location ... 21 Throw Distance and Screen Size ... 22 Making Connections ... 23 Enabling the computer’s external display ...
  • Page 7 Storing Images Displayed on the Projector on the PC card or USB Memory (Capture) ... 48 Preventing the Unauthorized Use of the Projector ... 49 Using a USB Memory Device or USB Memory Card Reader ... 54 5. Using the Viewer ...

  • Page 8: Introduction

    Introduction What's in the Box? ... 9 Introduction to the Projector ... 10 Part Names of the Projector ... 12 Carrying the Projector ... 13 Top Features ... 14 Terminal Panel Features ... 15 Part Names of the Remote Control ... 17...

  • Page 9: What's In The Box

    What's in the Box? Make sure your box contains everything listed. If any pieces are missing, contact your dealer. Please save the original box and packing materials if you ever need to ship your VT770 Projector. Projector Power cable (US: 7N080212)

  • Page 10: Introduction To The Projector

    Congratulations on Your Purchase of the VT770 Projector The VT770 is a sophisticated three panel LCD XGA projector that produces an enhanced display in less than an 8- pound (4kg) design. With the VT770 you will be able to project images up to 300” (measured diagonally). Enjoy crisp...
  • Page 11 NTSC4.43: TV standard used in Middle East countries. *1 Do not attempt to mount the projector on the ceiling yourself. To ensure proper operation and reduce the risk of bodily injury a qualified technician must install the projector. In addition, the ceiling must be strong enough to support the projector and the installation must be in accordance with any local building codes.

  • Page 12: Part Names Of The Projector

    (See page 15) Main Power Switch When you plug the supplied power cable into an active wall outlet and turn on the Main Power switch, the POWER indicator turns orange and the projector is in standby mode. (See page 30)

  • Page 13: Carrying The Projector

    Always carry your projector by the handle. Ensure that the power cable and any other cables con- necting to video sources are disconnected before mov- ing the projector. When moving the projector or when it is not in use, cover the lens with the lens cap.

  • Page 14: Top Features

    1. POWER Button (ON / STAND BY) ( Use this button to turn the power on and off when the main power is supplied. To turn on or off the projector, press and hold this but- ton for a minimum of two seconds. 2. POWER Indicator When this indicator is green, the projector is on;...

  • Page 15: Terminal Panel Features

    Output sound level (volume, bass/treble and mute) cannot be adjusted in Idle mode. Note that this cannot be used as a headphone jack. (When audio equipment is connected, the projector speaker is disabled.) 4. COMPONENT (Y, Cb/Pb, Cr/Pr) Input Connectors...
  • Page 16 A commercially available RS232C cross cable is required to use this port. You can also control the projector by using Dynamic Image Utility 2.0 in- cluded on the supplied CD-ROM. To do so you must first have Dynamic Image Utility 2.0 installed on your PC.

  • Page 17: Part Names Of The Remote Control

    3. POWER ON Button When the main power is on, you can use this button to turn your projector on. NOTE: To turn on the projector, press and hold the POWER ON button for a minimum of two seconds. 4. POWER OFF Button You can use this button to turn your projector off.
  • Page 18 Press this button or any one of the POWER ON/OFF, MENU, 3D REFORM, ASPECT, POINTER, HELP, MAGNIFY, VIEWER or PICTURE buttons to switch to the Projector mode and the PJ button lights red. To switch back to the Computer mode, press the PJ but- ton again. See page 40.
  • Page 19 • The infrared signal operates by line-of-sight up to a distance of about 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 remote control and the sensor, or if strong light falls on the sensor.

  • Page 20: Installation And Connections

    Installation and Connections Setting Up the Screen and the Projector ... 21 Selecting a Location ... 21 Throw Distance and Screen Size ... 22 Making Connections ... 23 Enabling the computer’s external display ... 23 Connecting Your PC or Macintosh Computer ... 23 To connect SCART output (RGB) ...

  • Page 21: Setting Up The Screen And The Projector

    25" (0.64 m) measured diagonally when the projector is roughly 31.5 inches (0.8 m) from the wall or screen. The largest the image can be is 300" (7.6 m) when the projector is about 393.7 inches (10 m) from the wall or screen.

  • Page 22: Throw Distance And Screen Size

    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 Screen Height Throw Angle ( ) Screen Size Diagonal...

  • Page 23: Making Connections

    Usually, the combination of the ‘Fn” key along with one of the 12 function keys gets the external display to come on or off. For example, NEC laptops use Fn + F3, while Dell laptops use Fn + F8 key combinations to toggle through external display selections.

  • Page 24: To Connect Scart Output (Rgb)

    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 25: Connecting An External Monitor

    • The MONITOR OUT connector outputs RGB signal during Idle mode. When the projector goes into standby mode, the image on an external monitor disappears for a moment. • When the projector is in the standby mode, the image may not be correctly displayed while the cooling fans are running immediately after turning on or off the power.

  • Page 26: Connecting Your Dvd Player With Component Output

    AUDIO IN You can connect your projector to a DVD player with component output or Video output. To do so, simply: NOTE: For a DVD player without component video (Y,Cb,Cr/Y, Pb, Pr) output, use an S-Video cable (not provided) to connect an S-Video output of the DVD player to the S-VIDEO input of the projector.

  • Page 27: Connecting Your Vcr Or Laser Disc Player

    VCR or laser disc player, connect the other end to the appropriate video input on your projector. Connect one end of a pair RCA cables (not supplied) to the audio output on the back of your VCR or laser disc player, connect the other end to your audio equipment or to the appropriate audio input on the projector.

  • Page 28: 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 two-pin plug to the AC IN of the projector, and then connect the other plug of the supplied power cable in the wall outlet.

  • Page 29: Projecting An Image (Basic Operation)

    Projecting an Image (Basic Operation) Turning on the Projector... 30 Selecting a Source ... 32 Adjusting the Picture Size and Position ... 33 Correcting Keystone Distortion ... 35 Optimizing RGB Picture Automatically ... 37 Turning Up or Down Volume ... 37 Turning off the Projector...

  • Page 30: Turning On The Projector

    Turning on the Projector NOTE: • The projector has two power switches: a main power switch and a POWER (ON/STAND BY) button (POWER ON and OFF on the remote control). • When plugging in or unplugging the supplied power cable, make sure that the main power switch is pushed to the off ( ) position.
  • Page 31 If you want, you can select the menu language later. See "Language" on page 86. NOTE: Immediately after turning on the projector, screen flicker may occur. This is not a fault. Wait 3 to 5 minutes until the lamp lighting is stabilized.

  • Page 32: Selecting A Source

    Detecting the Signal Automatically Press and hold the SOURCE button for a minimum of 1 sec- ond, the projector will search for the next available input source. Each time you press and hold the SOURCE button for a minimum of 1 second, the input source will change as...

  • Page 33: Adjusting The Picture Size And Position

    If the projected image does not appear square to the screen then use the Keystone feature for proper adjustment. See pages Rotate the projector's front right or left (to the right in this example) to center the image horizontally on the screen.
  • Page 34 3. Projecting an Image (Basic Operation) Zoom Use the ZOOM lever to finely adjust the image size on the screen. You can use the ZOOM lever to enlarge or reduce an image size. Focus Use the FOCUS ring to obtain the best focus.

  • Page 35: Correcting Keystone Distortion

    • In the right example, use the left side as the base. NOTE: When "Manual" is selected in "Keystone" from the menu, project an image adjusting projector position so that the screen is smaller than the area of the projected image. See page for selecting "Manual"...
  • Page 36 NOTE: • Turning on the projector will reset the previous correction setting values 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.

  • Page 37: Optimizing Rgb Picture Automatically

    • If the Auto Adjust operation cannot optimize the RGB signal, try to adjust Clock and Phase manually. See page 84. Turning Up or Down Volume Sound level from the speaker and the AUDIO OUT jack (Stereo mini) on the projector can be adjusted. 3. Projecting an Image (Basic Operation) POWER VIDEO...

  • Page 38: Turning Off The Projector

    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 carrying case. 3. Projecting an Image (Basic Operation) SELECT...

  • Page 39: Convenient Features

    Projected Image (ChalkBoard) ... 47 Storing Images Displayed on the Projector on the PC card or USB Memory (Capture) ... 48 Preventing the Unauthorized Use of the Projector ... 49 Using a USB Memory Device or USB Memory Card Reader ... 54...

  • Page 40: Switching Operation Mode Between Computer And Projector

    PIC-MUTE HELP • When the MENU button is pressed, the PJ button lights red to indicate that you are in the Projector mode, which allows the projector menu operation using the three buttons. • If no buttons are pressed within 60 seconds, the PJ button's light goes out to indicate that you are in the Computer mode.

  • Page 41: Using The Pointer

    Using the Pointer You can use one of nine pointers to draw your audience's attention to the portion of a projected im- age you want. NOTE: You can select one pointer from the menu. See page 100. Press the POINTER button to display the pointer. Use the SELECT button to move the pointer.

  • Page 42: Getting The On-Line Help

    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 the right mouse button displays the menu.

  • Page 43: Using The Remote Mouse Function

    The built-in remote mouse function enables you to operate your computer's mouse functions from the remote control (Computer mode). It is very convenient for clicking through your computer-generated presentations. To return to the projector operation mode (Projector mode), press the PJ button (lit red).

  • Page 44: Correcting Horizontal And Vertical Keystone Distortion (Cornerstone)

    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. Cornerstone 1.
  • Page 45 8. Press the ENTER button. Screen 9. Use the SELECT button to select another icon which points in the direction. On the Cornerstone adjustment screen, select “Exit” or press the CANCEL button on the remote control. Screen The confirmation screen is displayed. 10 .Press the SELECT button to highlight the [OK] and press the ENTER button.
  • Page 46 The Cornerstone function becomes available. • Turning on the projector will reset the previous correction setting values 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.

  • Page 47: Making Freehand Drawings On A Projected Image (Chalkboard)

    Capture ... Left-click to capture a drawing on the ChalkBoard screen and save it to your PC-card inserted into the PC card slot of the projector. Eraser ... Left-click and drag to erase part of a drawing. Left-click palette containing four eraser of different thickness from which you can select an eraser you prefer by left- clicking.

  • Page 48: Storing Images Displayed On The Projector On The Pc Card Or Usb Memory (Capture)

    JPEG in the PC card or USB memory. NOTE: • Unless a PC card or USB memory is inserted into the PC Card slot or USB (MOUSE) port of the projector, the Capture feature is not available. • The "Card Error" display means that the free space of the PC card or USB memory is insufficient for saving images. Make more space available on the card by erasing unwanted images with your PC.

  • Page 49: Preventing The Unauthorized Use Of The Projector

    Preventing the Unauthorized Use of the Projector Assigning a keyword prevents the projector from being used by unauthorized individuals. Assigning a Keyword for the first time 1. Press the MENU button. The menu will be displayed. 2. Press the SELECT button twice to highlight the Setup submenu and press the ENTER button.
  • Page 50 4. Convenient Features 4. Press the SELECT button four times to highlight “Security”. 5. Press the ENTER button to display the Security screen. 6. Press the ENTER button once to highlight the Keyword entry box and press the ENTER button. The Software keyboard will be displayed.
  • Page 51 The Security Function is now enabled. NOTE: A PC card can be used as a protect key. You can skip the keyword entry by inserting a registered PC card when turning on the projector. See page 91. 4. Convenient Features...
  • Page 52 The POWER indicator lights orange. The projector is in standby condition. 4. Press and hold the POWER (ON/STANDBY) button for a minimum of two seconds. The projector will turn on. The “Projector is locked! Enter your keyword.” message will be displayed at the bottom of the screen.
  • Page 53 Disabling the Security 1. Press the MENU button. The on-screen menu will be displayed. 2. Press the SELECT button to highlight “Setup” and press the ENTER button. The page tab “1” will be highlighted. 3. Press the SELECT button once to highlight the page tab “2”. 4.

  • Page 54: Using A Usb Memory Device Or Usb Memory Card Reader

    Windows. • You cannot use a USB memory device and a USB memory card reader when connecting a USB mouse to the projector. • Do not do the following while the USB memory device or USB memory card reader’s access indicator is lit or flashing (while data is being accessed.) Doing so can damage your USB memory device or USB memory card in the reader.

  • Page 55: Using The Viewer

    Using the Viewer Making the Most out of the Viewer Function ... 56 Operating the Viewer Function from the Projector ... 58 Changing Background Logo ... 64...

  • Page 56: Making The Most Out Of The Viewer Function

    • To use the Viewer, first you need to create presentation materials on your PC (JPEG, BMP, Index* files). For creating presentation materials using the Dynamic Image Utility 2.0. * “Index” file is a file created using the Dynamic Image Utility 2.0 contained on the supplied NEC Projector User Supportware CD-ROM.
  • Page 57 The PC Card slot accepts PCMCIA Type II only. NOTE: The projector does not support FAT32 or NTFS formatted flash memory card or USB memory device. Be sure to use a flash memory card or USB memory device formatted with the FAT16 or FAT file system.

  • Page 58: Operating The Viewer Function From The Projector

    "Auto Play" is selected in the “Play Mode”. Thumbnails ... Displays a list of thumbnails of JPEG or BMP files stored in the PC card inserted into the projector. Delete ... Deletes a captured slide(s) or all the captured slides in the Capture - specific folder.

  • Page 59: Viewer Window Elements

    Viewer Window Elements Highlight List of folders Information Highlight ... Indicates the selected folder or drive. List of folders ... Indicates folders contained on a PC card or USB memory. Information ... Indicates information of the selected file or folder Folder: folder name, creation date, creation time File: slide number/number of displayable slides in a folder, file name, creation date, creation time, file size...

  • Page 60: Setting Option For Viewer

    Setting Option for Viewer Play Mode: Manual ... Views a slide manually when the Viewer source is selected. Auto ... Plays back slides automatically when the Viewer source is selected. Interval: Specifies interval time between 5 and 300 seconds. Start: Specifies start screen when the Viewer source is selected.
  • Page 61 Switching to Slides Directly from Other Input Modes With this function it is possible to switch directly to a slide when the picture of a VCR or computer is being projected. Example: When conducting presentations using a combination of slides and moving pictures from a VCR, etc., it is possible to switch from a Viewer slide to the video picture then back to the Viewer slide simply by using the Viewer button.
  • Page 62 Using the Delete command on the Viewer menu allows you to delete captured images. To delete captured images: Preparation: Make sure that the PC card is inserted into the PC card slot of the projector. 1. Press the VIEWER button on the remote control to display an image.
  • Page 63 This completes deleting. To delete all the captured images: 1. Repeat steps 1 to 3 in the above described procedure. 2. Press the CANCEL button to select the “__CAP__” folder in the directory (pane on the left). Slot 1 3 Files __CAP__ _RESTORE RECYCLED...

  • Page 64: Changing Background Logo

    “OK” and press the ENTER button. This completes changing a logo for the background. Once you have changed the background from the NEC logo to another, you cannot return the logo to back- ground even by using “Reset”.

  • Page 65: Using Dynamic Image Utility 2.0 On The Supplied Cd-Rom

    Using Dynamic Image Utility 2.0 on the supplied CD-ROM (English version only) End User License Agreement ... 66 Introduction ... 67 Operating Environment ... 68 Equipment Connections and Settings ... 69 Software Installation ... 69 Starting/Exiting the Software ... 70 Troubleshooting ...

  • Page 66: End User License Agreement

    IF YOU DO NOT AGREE TO ALL OF THE TERMS OF THIS AGREEMENT, CLICK THE "No" BUTTON. THE INSTAL- LATION PROCESS WILL NOT CONTINUE. NEC Viewtechnology,Ltd.("NECVT") grants you ("User") a license to use the NEC PROJECTOR USER SUPPORTWARE ("Software") provided with this End User License Agreement ("EULA"). User assumes responsibility for the selection, adoption use and the result of use of the Software to achieve its intended result.

  • Page 67: Introduction

    2) User shall not export the Software to any country to which such export would be prohibited by any applicable laws. Introduction Thank you for your purchase of the NEC portable projector (hereafter referred to as "unit" or "projector"). This projector is connected to a personal computer or other equipment and clearly projects text or graphics to a screen.

  • Page 68: Operating Environment

    (or pressing a key). Information about Upgrading this Software Please see the service page for NEC projectors (http://www.nec-pj.com/) for information about software upgrades of NEC Projector User Supportware (i.e., Dynamic Image Utility and Viewer PPT Converter).

  • Page 69: Equipment Connections And Settings

    What Can Be Accomplished • Using Dynamic Image Utility 2.0, a picture or slide can be sent to the projector and then projected to a screen. • Using the projector control function of Dynamic Image Utility 2.0 allows operations to be performed from the per- sonal computer which include switching the projector power on/off, signal selection, and adjustment of the picture quality.

  • Page 70: Starting/Exiting The Software

    • By selecting a PowerPoint file with Dynamic Image Utility 2.0 and clicking [Tools] function equivalent to Viewer PPT Converter 2.0 can be executed. 6. Using Dynamic Image Utility 2.0 on the supplied CD-ROM [NEC Projector User Supportware] [Dynamic Image Utility 2.0]. [Converting PowerPoint file], the...
  • Page 71 The [Help] menu will appear. Exit the Software 1. Click [Exit]. Viewer PPT Converter 2.0 will close. 6. Using Dynamic Image Utility 2.0 on the supplied CD-ROM [NEC Projector User Supportware] [Output Viewer] menu. [Viewer PPT Converter 2.0]. [NEC Projec-...

  • Page 72: Troubleshooting

    Check Points Has Microsoft PowerPoint been installed on the personal computer? <Problem> When using the projector control function, the projector power does not switch on. (DIU 2.0) Check Points Are the personal computer and the projector connected by a serial cable? <Problem>...

  • Page 73: Using On-Screen Menu

    Using On-Screen Menu Using the Menus ... 74 Menu tree ... 75 Menu Elements ... 77 Menu Descriptions & Functions [Adjust] ... 78 Menu Descriptions & Functions [Image] ... 82 Menu Descriptions & Functions [Setup] ... 85 Menu Descriptions & Functions [Information] ... 102 Menu Descriptions &...

  • Page 74: Using The Menus

    2. Press the SELECT buttons on the remote control the projector cabinet to display the submenu. 3. Press the ENTER button on the remote control or the projector cabinet to highlight the top item or the first tab. 4. Use the SELECT buttons on the remote control or the projector cabinet to select the item you want to adjust or set.

  • Page 75: Menu Tree

    Menu tree Menu Item Adjust Picture Brightness Contrast Color Sharpness Signal Type Preset Wall Color Video Noise Reduction Color Matrix Y/C Delay 3D Y/C Separation Vertical Enhancer I/P Converter Sound Volume Bass Treble Image Aspect Ratio 16:9 Pixel Adjust Clock Phase Position Horizontal...
  • Page 76 Video Type Sync Type Interlace Sync Polarity Page 3 Remaining Lamp Time Lamp Hour Meter Filter Usage Projector Usage Page 4 Version Reset Current Signal, All Data, All Data (Including Entry List) Computer1 RGB/Component, RGB, Component Computer2 RGB/Component, RGB, Component, Scart...

  • Page 77: Menu Elements

    Menu Elements Highlight Radio button Check box Menu windows or dialog boxes typically have the following elements: Highlight ... Indicates the selected menu or item. Solid triangle ... Indicates further choices are available. A highlighted triangle indicates the item is active. Tab ...

  • Page 78: Menu Descriptions & Functions [Adjust]

    Menu Descriptions & Functions [Adjust] Picture [Brightness] Adjusts the brightness level or the back raster intensity. [Contrast] Adjusts the intensity of the image according to the incoming signal. You have two options: Manual/Auto. NOTE: The Auto Contrast function will not work when the on-screen menu or a message is displayed. [Color] Increases or decreases the color saturation level (not valid for RGB).
  • Page 79 [Preset] This option allows you to adjust neutral tint for yellow, cyan or magenta. There are 5 factory presets optimized for various types of images, you can set user adjustable settings. Detail Settings This will provide you with three pages of menus that provide more detailed settings. [Page1] Selecting Reference Setting [Reference] This feature allows you to use color correction or gamma values as reference data to optimize for various types of...
  • Page 80 Using the Wall Color Correction [Wall Color] [Interface to be determined] 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 •...
  • Page 81 Selecting Interlace or Deinterlace [I/P Converter] This function allows you to select between "Interlace" and "Deinterlace". Deinterlace (Auto) ... The projector automatically determines a still or moving image to display a clear picture. If selecting "Deinterlace (Auto)" causes excess jitter or artifacts, select "Interlace".

  • Page 82: Menu Descriptions & Functions [Image]

    Controlling Volume, Bass and Treble [Sound] You can adjust the volume, bass and treble level of the projector speakers and AUDIO OUT (Stereo Mini Jack). Menu Descriptions & Functions [Image] [Page 1] Selecting Aspect Ratio [Aspect Ratio] (not available for Viewer) Screen Type 4:3 Aspect Ratio allows you to select the best Aspect mode to display your source image.
  • Page 83 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" or "Screen" setting may raise concern about the infringement of copyrights which are protected by copyright law.
  • Page 84 Adjusting Clock and Phase [Pixel Adjust] This allows you to manually adjust Clock and Phase. Clock Use this item to fine tune the computer image or to remove any vertical banding that might appear. This function adjusts the clock frequencies that eliminate the horizontal banding in the image. This adjustment may be necessary when you connect your computer for the first time.

  • Page 85: Menu Descriptions & Functions [Setup]

    Menu Descriptions & Functions [Setup] Setup [Page1] Selecting Aspect Ratio and Position for Screen [Screen] Screen Type Select one of three options: 4:3 Screen or 16:9 Screen for the screen to be used. See also "Aspect Ratio" on pages and 83. Position This feature adjusts the vertical position of the image when viewing video with an aspect ratio selected.
  • Page 86 Eco Mode ... Select this mode to increase the lamp life (76% 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 becomes slightly darker. When the projector comes back to normal temperature, the Lamp mode returns to Normal mode.
  • Page 87 This feature allows you to correct keystone distortion manually or automatically. Selecting this item will display the Keystone setting menu. Auto ... This feature allows the projector to detect its tilt and correct vertical distortion automatically. Manual ... You can correct vertical distortion manually from the menu.
  • Page 88 • 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.
  • Page 89 Setting a Password [Password (Logo)] A password can be set for your projector to avoid operation by an unauthorized person. When a password is set, doing any one of the following two operations will display the Password input screen. •...
  • Page 90 Keyword ... Enter an appropriate keyword when you use the Security function. (Up to 10 characters can be used.) The Security function is available only when your keyword is entered. Use Protect key ... Check this box to lock your projector when using a PC card. To use a keyword without a PC card, do not check this box.
  • Page 91 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 92 If you've lost your registered PC card, proceed as follows: NOTE: NEC or your dealer will provide you with your Release Code in exchange for your registered keyword and Request Code. See more information at the end of this section.
  • Page 93 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.
  • Page 94 Allows you to set "Computer 1" and "Computer 2" to automatically detect an incoming RGB or component source such as a computer or DVD player. However there may be some RGB and component signals that the projector is unable to detect. In this case, select "RGB" or "Component".
  • Page 95 Setting MONITOR OUT Connector [OUT Terminal] This option allows you to determine which RGB or component source is output from the MONITOR OUT connector during Idle mode. Last ... The signal from the last COMPUTER1 or 2, or COMPONENT input will be output to the MONITOR OUT connector.
  • Page 96 You can choose between two color modes for menu color: color and monochrome. Setup [Page4] Enabling Power Management [Power Management] When this option is on and there is no input for five minutes or more, the projector will automatically turn itself off.
  • Page 97 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 98 • The MONITOR OUT function is not available during Power-saving mode. • Control through the PC Control connector is not available during Power-saving mode. For PC control of the projector it is recommended to leave the projector in Idle mode.
  • Page 99 "OK". NOTE: The projector will turn off and go into standby mode after 2100 hours (up to 3100 hours in Eco mode) of service. In this condition you cannot clear the lamp hour meter on the menu. If this happens, press the "HELP" button on the remote control for...
  • Page 100 Selecting Communication Speed [Communication] This feature sets the baud rate of the PC Control port (D-Sub 9 Pin). It supports data rates from 4800 to 38400 bps. The default is 38400 bps. Select the appropriate baud rate for your equipment to be connected (depending on the equipment, a lower baud rate may be recommended for long cable runs).
  • Page 101 Capture ... Left-click to capture a drawing on the ChalkBoard screen and save it to your PC-card inserted into the PC card slot of the projector. Eraser ... Left-click and drag to erase part of a drawing. Left-click palette containing four eraser of different thickness from which you can select an eraser you prefer by left- clicking.

  • Page 102: Menu Descriptions & Functions [Information]

    Menu Descriptions & Functions [Information] Displays the status of the current signal, the lamp and the projector usage hours. This dialog box has four pages. The information included are as follows: [Page 1] Source Name Input Terminal Entry No. Horizontal Frequency...

  • Page 103: Menu Descriptions & Functions [Reset]

    All Data Reset all the adjustments and settings for all the signals to the factory preset except Remaining Lamp Time, Lamp Hour Meter, Filter Usage, Projector Usage, Communication, Language, Background, Entry List, Standby Mode, Security and Password (Logo). (To reset the filter usage time and lamp usage time, see“Clear Filter Usage Meter” and “Clear Lamp Hour Meter” on...

  • Page 104: Entry List

    Press the SOURCE button to display the list of the entry signals. Use the SELECT 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 105 Store ... Enables you to store the currently projected signal. Cut ... Enables you to remove a selected signal from the list and place it on the "clipboard" in the projector. Copy ... Enables you to copy a selected signal from the list and place it on the "clipboard" in the projector.

  • Page 106: Maintenance

    Maintenance Cleaning the Filters ... 107 Cleaning the Cabinet ... 107 Cleaning the Lens ... 108 Replacing the Lamp and Filters ... 109...

  • Page 107: Cleaning The Filters

    Cleaning the Filters The air-filter sponge keeps dust and dirt from getting inside the projector and should be cleaned after every 100 hours of operation (more often in dusty conditions). If the filters are dirty or clogged, your projector may overheat.

  • Page 108: Cleaning The Lens

    8. Maintenance Cleaning the Lens CAUTION Turn off the projector, turn off the main power switch and unplug the projector before cleaning lens. Use a blower or lens paper to clean the lens, and be careful not to scratch the lens.

  • Page 109: Replacing The Lamp And Filters

    3000 hours in Eco mode) of use, the lamp bulb may shatter, and pieces of glass may be scattered in the lamp case. Do not touch them as the pieces of glass may cause injury. If this happens, contact your NEC dealer for lamp replacement.
  • Page 110 Meter], and then press “Clear” to clear the lamp usage hours. NOTE: When the lamp exceeds 2100 hours (up to 3100 hours in Eco mode) of service, the projector cannot turn on and the menu is not displayed. If this happens, press the Help button on the remote control for a minimum of 10 seconds while in standby mode.
  • Page 111 NOTE: When you replace the lamp, it is also wise to replace the filters. The filters come in the same package with your replace- ment lamp. CAUTION •Turn off the projector, turn off the main power switch and unplug the projector before replacing the filters. • Do not attempt to operate the projector without the two filter covers. To replace the filters (sponge) 1.

  • Page 112: Appendix

    Appendix Troubleshooting ... 113 Specifications ... 116 Cabinet Dimensions ... 118 Pin Assignments of D-Sub COMPUTER 1/2 Input Connector ... 119 Compatible Input Signal List ... 120 PC Control Codes and Cable Connection ... 121 Using Software Keyboard ... 122 TravelCare Guide ...

  • Page 113: Troubleshooting

    Troubleshooting This section helps you resolve problems you may encounter while setting up or using the projector. Indicator Messages Power Indicator Indicator Condition Blinking light Green Orange Steady light Green Orange Status Indicator Indicator Condition Blinking light Green Steady light...
  • Page 114 • Check if one or more remote sensors are enabled. Select [Setup] menu. See page 98. • Make sure that you are in the Projector mode and the PJ button lights in red. If not, press the PJ button. See page 40.
  • Page 115 Usually, the combination of the ‘Fn” key along with one of the 12 function keys gets the external display to come on or off. For example, NEC laptops use Fn + F3, while Dell laptops use Fn + F8 key combinations to toggle through external display selections.

  • Page 116: Specifications

    Specifications This section provides technical information about the VT770 Projector's performance. Model Number Optical LCD Panel Resolution Lens Lamp Image Size Projection Distance Projection Angle Electrical Inputs Outputs USB Port PC Card Video Compatibility Scan Rate Video Bandwidth Color Reproduction...
  • Page 117 Environmental Considerations Operational Temperatures : 32 to 95 F (0 to 35 C), (non-condensing) Regulations * Effective pixels are more than 99.99%. For additional information visit: US : http://www.necvisualsystems.com Europe : http://www.nec-europe.com/ Global : http://www.nec-pj.com/ The specifications are subject to change without notice. Desktop/Front, Desktop/Rear, Ceiling/Front, Ceiling/Rear 13.4" (W) 3.8" (H) 9.6"...

  • Page 118: Cabinet Dimensions

    Cabinet Dimensions L/MONO VIDEO AUDIO S-VIDEO L/MONO AUDIO Cr/Pr Cb/Pb COMPONENT AUDIO COMPUTER CONTROL AUDIO COMPUTER AUDIO MONITOR USB(COMPUTER) USB(MOUSE) CARD CARD ON/STAND REFORM POWER STATUS LAMP ADJUST AUTO SOURCE SELECT ZOOM FOCUS 340 (13.4") Lens center 83 (3.27") 9. Appendix 107 (4.2") 97 (3.8") Lens center...

  • Page 119: Pin Assignments Of D-Sub Computer 1/2 Input Connector

    Pin Assignments of D-Sub COMPUTER 1/2 Input Connector Mini D-Sub 15 Pin Connector Signal Level Video signal : 0.7Vp-p (Analog) Sync signal : TTL level Pin No. RGB Signal (Analog) Green or Sync on Green Blue Ground Ground Red Ground Green Ground Blue Ground No Connection...

  • Page 120: Compatible Input Signal List

    Compatible Input Signal List Signal Resolution ( Dots ) NTSC – – PAL60 – SECAM – VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA VESA 1024 VESA 1024 VESA 1024 1024 VESA 1024 VESA 1024 VESA 1152 1152 1152 1152 VESA...

  • Page 121: Pc Control Codes And Cable Connection

    PC Control Codes and Cable Connection PC Control Codes Function Code Data POWER ON POWER OFF INPUT SELECT COMPUTER 1 INPUT SELECT COMPUTER 2 INPUT SELECT VIDEO INPUT SELECT S-VIDEO INPUT COMPONENT INPUT SELECT VIEWER PICTURE MUTE ON PICTURE MUTE OFF SOUND MUTE ON SOUND MUTE OFF ON SCREEN MUTE ON...

  • Page 122: Using Software Keyboard

    Using Software Keyboard 1 to 0 and Characters ... Use to type in password or keyword. MODE ... Selects one of three modes for alphabet and special characters. SP ... Inserts a space BS ... Deletes one character backward ... Returns to the previous ...

  • Page 123: Travelcare Guide

    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 un- der the warranty included with the product. Services offered with TravelCare...
  • Page 124 +886 2 8500 1420 Email Address: nickliao@nec.com.tw WEB Address: http://www.nec.com.tw (Regions Covered) Taiwan NEC Solutions Asia Pacific Pte. Ltd Address: 401 Commonwealth Drive, #07-02, Haw Par Technocentre, Singapore 149598 Telephone: +65 6 273 8333 Fax Line: +65 6 274 2226 Email Address: tehgh@rsc.ap.nec.com.sg...
  • Page 125 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 126 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;...

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