NEC VT470 manuel d'utilisation

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Qu'est ce que le manuel d’utilisation?

Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation NEC VT470 décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

Donc, ce qui devrait contenir le manuel parfait?

Tout d'abord, le manuel d’utilisation NEC VT470 devrait contenir:
- informations sur les caractéristiques techniques du dispositif NEC VT470
- nom du fabricant et année de fabrication NEC VT470
- instructions d'utilisation, de réglage et d’entretien de l'équipement NEC VT470
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

Pourquoi nous ne lisons pas les manuels d’utilisation?

Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage NEC VT470 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles NEC VT470 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service NEC en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées NEC VT470, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif NEC VT470, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation NEC VT470. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    Por table Pr ojector VT676/VT670/VT575/VT470/VT47 User ’ s Manual[...]

  • Page 2

    i Important Information Safety Cautions Precautions Please read this manual carefully bef ore using your NEC VT676/VT670/VT575/VT470/VT47 Projector and keep the manual handy f or future ref erence. Y our serial number is located on the bottom of your projector . Record it here: CA UTION To turn off main power , be sure to remove the plug from po we[...]

  • Page 3

    ii Important Information RF Interference (for USA only) W ARNING The F ederal Communications Commission does not allow an y modifications or changes to the unit EXCEPT those specified by NEC Solutions (America), Inc. in this manual. F ailure to comply with this gov ernment regulation could v oid y our right to operate this equipment. This equipment[...]

  • Page 4

    iii Important Information Fire and Shock Pr ecautions 1. Ensure that there is sufficient v entilation and that vents are unobstructed to pre vent the b uild-up of heat inside y our projector . Allow at least 4 inches (10 cm) of space between y our projector and a wall. 2. Pre vent f oreign objects such as paper clips and bits of paper from falling [...]

  • Page 5

    iv Lamp Replacement •T o replace the lamp, f ollow all instructions provided on page 50 . • Be sure to replace the lamp when the message “The lamp has reached the end of its usab le life. Please replace the lamp. ” appears . If you continue to use the lamp after the lamp has reached the end of its usable lif e, the lamp bulb ma y shatter , [...]

  • Page 6

    v T able of Contents Important Information ........................................................................... i 1. Introduction ...................................................................................... 1  What's in the Box? ................................................................................................[...]

  • Page 7

    vi T able of Contents 4. Convenient Featur es ...................................................................... 30  Tu r ning Off the Image and Sound ............................................................................... 30  F reezing a Picture .....................................................................................[...]

  • Page 8

    1  What's in the Box? Make sure y our bo x contains e verything listed. If any pieces are missing, contact your dealer . Please sav e the or iginal box and pac king materials if you e v er need to ship your projector . ZOOM F O C U S SELE CT L A M P S T A T U S P O W E R V I D E O S - V I D E O C O M P U T E R - 1 C O M P U T E R - 2 O N / [...]

  • Page 9

    2 1. Introduction  Intr oduction to the Pr ojector This section introduces you to y our ne w VT676/VT670/VT575/VT470/VT47 Projector and describes the features and controls. Congratulations on Y our Purchase of The VT676/VT670/VT575/VT470/VT47 Pr ojector The VT676/VT670/VT575/VT470/VT47 is one of the v ery best projectors availab le toda y . The [...]

  • Page 10

    3 NOTE: Composite video standards are as follows: NTSC: U.S. TV standard for video in U.S. and Canada. P AL: TV standar d used in Western Europe. P AL-N: TV standar d used in Argentine, Paraguay and Uruguay . P AL-M: TV standard used in Brazil. P AL60: TV standar d used for NTSC playback on P AL TVs. SECAM: TV standard used in France and Eastern Eu[...]

  • Page 11

    4 1. Introduction  Part Names of the Pr ojector ZOOM F O C U S S EL EC T L A M P S T A T U S P O W E R V I D E O S - V I D E O C O M P U T E R -1 C O M P U T E R - 2 O N /S T A N D B Y A U T O A D J . AC IN ZO OM F OCU S SE LEC T LAM P STAT US POW ER VIDEO S-VIDEO COM PU TER-1 COM PUTER-2 O N/STAND B Y AU TO ADJ. AUDIO OUT S-VIDEO IN COMPUTER 1 [...]

  • Page 12

    5 1. Introduction For VT676, VT670 and VT470 only Attaching the supplied carrying handle Y ou can carr y the projector by attaching the supplied carrying handle securely to the projector. To attach the supplied carr ying handle, use the supplied flathead screwdriv er and two screws . Place a soft cloth on the working surface bef ore tur ning the pr[...]

  • Page 13

    6 1. Introduction T op Featur es LAMP STATUS POWER VIDEO AUTO ADJ. S-VIDEO COMPUTER-1 COMPUTER-2 AUTO ADJ. COMPUTER ON/STAND BY SELECT 12 13 10 2 3 4 11 15 6 7 7 8 9 8 1. PO WER Button (ON / ST AND BY) ( ) Use this button to turn the power on and off when the main power is supplied and the projector is in standb y mode. To tur n on the projector , [...]

  • Page 14

    7 1. Introduction AUDIO OUT AUDIO S-VIDEO IN COMPUTER 2 IN VIDEO IN COMPUTER 1 IN MONITOR OUT PC CONTROL L/MONO R AUDIO L/MONO R AUDIO AUDIO S-VIDEO IN VIDEO IN COMPUTER IN MONITOR OUT PC CONTROL L/MONO R AUDIO 4 1 32 5 4 1 3 2 5 Te r minal Panel Features 1. COMPUTER 1 and 2 IN / Component Input Connector (Mini D-Sub 15 Pin) (One COMPUTER port on V[...]

  • Page 15

    8 1. Introduction  Part Names of the Remote Contr ol NOTE: If you are using a Macintosh computer , you can click either the MOUSE R-CLICK or MOUSE L-CLICK button to activate the mouse. (VT676/VT670/VT470 only) 1. Infrared T ransmitter Direct the remote control toward the remote sensor on the projector cabinet. 2. PO WER ON Button When the main p[...]

  • Page 16

    9 15. COMPUTER 1/2 Button Press this button to select COMPUTER 1 or 2 (or Com- ponent) input. (One COMPUTER por t on VT47) 16. A UTO ADJ . Button Use this button to adjust an RGB source f or an opti- mal picture. See page 28 . 17. V OLUME (+)(–) Button Press (+) to increase the v olume and (–) to decrease it. 18. ASPECT Button Press this button[...]

  • Page 17

    10 1. Introduction 30 ° 30 ° 30 ° 30 ° Remote Control Pr ecautions • Handle the remote control carefully . • If the remote control gets wet, wipe it dry immediately . •A v oid excessiv e heat and humidity . • If you will not be using the remote control f or a long time, remo v e the batteries. • Do not place the batteries upside down.[...]

  • Page 18

    11 This section describes how to set up your projector and ho w to connect video and audio sources. 2. Installation and Connections  Setting Up the Scr een and the Pr ojector Selecting a Location (VT676/VT670/VT575/VT470) The fur ther your projector is from the screen or w all, the larger the image. The minimum siz e the image can be is appro xi[...]

  • Page 19

    12 2. Installation and Connections Selecting a Location (VT47) The fur ther your projector is from the screen or w all, the larger the image. The minimum siz e the image can be is appro ximately 25" (0.64 m) measured diagonally when the projector is roughly 23 inches (0.6 m) from the wall or screen. The largest the image can be is 300" (7[...]

  • Page 20

    13 2. Installation and Connections Lens Center Throw Angle ( 움 ) Throw Distance (C) Screen center Screen Diagonal Screen Width Screen Height Screen Bottom (B) (D) A C I N Throw Distance and Scr een Size The follo wing shows the proper relative positions of the projector and screen. Ref er to the table to determine the position of installation. Di[...]

  • Page 21

    14 2. Installation and Connections W ARNING * Installing y our projector on the ceiling must be done by a qualified technician. Contact your NEC dealer for more inf or mation. * Do not attempt to install the projector yourself . • Only use your projector on a solid, le vel surf ace. If the projector f alls to the ground, y ou can be injured and t[...]

  • Page 22

    15 2. Installation and Connections  Making Connections 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 . * If the screen go[...]

  • Page 23

    16 NOTE: The projector is not compatible with video decoded outputs of either the NEC ISS-6020 and ISS-6010 switchers. NOTE: An image may not be displayed correctly when a Video or S-Video source is played back via a commer cially available scan converter . This is because the projector will process a video signal as a computer signal at the defaul[...]

  • Page 24

    17 2. Installation and Connections Connecting an External Monitor MONITOR OUT AUDIO AC IN AUDIO OUT MONITOR OUT PC CONTROL AUDIO S-VIDEO IN COMPUTER 2 IN VIDEO IN COMPUTER 1 IN AUDIO L/MONO R AUDIO L/MONO R MONITOR OUT Y ou can connect a separate, e xter nal monitor to your projector to sim ultaneously view on a monitor the RGB analog image you&apo[...]

  • Page 25

    18 AUDIO IN LR AUDIO OUT L R Component YC b C r AC IN AUDIO OUT MONITOR OUT PC CONTROL AUDIO S-VIDEO IN COMPUTER 2 IN VIDEO IN COMPUTER 1 IN AUDIO L/MONO R AUDIO L/MONO R COMPUTER 1 IN AUDIO AUDIO S-VIDEO IN VIDEO IN COMPUTER IN MONITOR OUT PC CONTROL L/MONO R COMPUTER IN AUDIO 2. Installation and Connections Y ou can connect your projector to a D [...]

  • Page 26

    19 2. Installation and Connections AUDIO IN LR AUDIO OUT L R VIDEO OUT S-VIDEO VIDEO AC IN AUDIO OUT MONITOR OUT PC CONTROL AUDIO S-VIDEO IN COMPUTER 2 IN VIDEO IN COMPUTER 1 IN AUDIO L/MONO R AUDIO L/MONO R S-VIDEO IN VIDEO IN AUDIO AUDIO Connecting Y our VCR or Laser Disc Player S-Video cab le (not supplied) Video cable (not supplied) VCR/ Laser [...]

  • Page 27

    20 2. Installation and Connections A C IN ZOOM F O CU S SE LECT L A M P S T A T U S P O W E R V ID E O S -V ID E OC O M P U T E R -1 C O M P U T E R -2 O N /S TA N D B Y AUTO ADJ. AUDIO OUT S-VIDEO IN COMPUTER 1 IN COMPUTER OUT PC CONTROL AUDIO AUDIO COMPUTER 2 IN VIDEO IN AUDIO L/M ONO R AUDIO L/MO NO R Connecting the Supplied Power Cable Connect [...]

  • Page 28

    21 3. Pr ojecting an Image (Basic Operation) This section describes how to turn on the projector and to project a picture onto the screen.  T ur ning on the Projector NOTE: • The projector has two power switches: a main power switch and a POWER (ON/ST AND BY) button (POWER ON and OFF on the remote control). • When plugging in or unplugging t[...]

  • Page 29

    22 3. Projecting an Image (Basic Operation) Note on Startup scr een (Menu Language Select screen) When you first turn on the projector , y ou will get the Star tup menu. This men u gives you the oppor tunity to select one of the 8 menu languages. To select a menu language, f ollow these steps: 1. Use the SELECT  or  button to select one of th[...]

  • Page 30

    23 3. Projecting an Image (Basic Operation)  Selecting a Sour ce Selecting the computer or video source VIDEO S-VIDEO COMPUTER-1 COMPUTER-2 LAMP STATUS POWER AUTO ADJ. ON/STAND BY SELECT VOLUME L-CLICK MOUSE R-CLICK AUTO ADJ. ASPECT HELP FREEZE PICTURE S-VIDEO VIDEO COMPUTER 1 2 NOTE: T urn on the computer or VCR connected to the pr ojector . Us[...]

  • Page 31

    24 3. Projecting an Image (Basic Operation) Place your projector on a flat le v el surf ace and ensure that the projector is square to the screen. Lift the front edge of the projector to center the image v er tically . * If the projected image does not appear square to the screen then use the Ke ystone feature f or proper adjustment. See page 26 . [...]

  • Page 32

    25 3. Projecting an Image (Basic Operation) A C I N Z O O M F O C U S ZOOM F O C U S F O C U S ZOOM A C I N Z O O M F O C U S F O C U S Focus Use the FOCUS ring to obtain the best focus . Zoom VT676/VT670/VT575/VT470 Use the ZOOM le ver to finely adjust the image siz e on the screen. VT47 Use the Digital ZOOM button on the projector cabinet to elec[...]

  • Page 33

    26  Corr ecting Keystone Distortion Auto Keystone Correction The A uto K e ystone correction feature will correct the v er tical distor tion of a projected image on the screen. No special operation required. Just put the projector on a flat surf ace. Note that the vertical keystone angle can be corrected between 30 deg rees upward and 30 deg ree[...]

  • Page 34

    27 3. Projecting an Image (Basic Operation) 5. Press the MENU button to close the men u. NOTE: Y ou can save the changes using the Keystone Save feature when you turn off the projector . See page 39 .[...]

  • Page 35

    28 3. Projecting an Image (Basic Operation)  Optimizing RGB Pictur e Automatically Adjusting the Image Using Auto Adjust Optimizing an RGB image automatically . Press the A UTO ADJ . b utton to optimiz e an RGB image automatically . [P oor picture] [Nor mal picture] VIDEO AUTO ADJ. S-VIDEO COMPUTER-1 COMPUTER-2 VOLUME S-VIDEO VIDEO L-CLICK MOUSE[...]

  • Page 36

    29  T ur ning off the Pr ojector To turn off the projector: 3. Projecting an Image (Basic Operation) LAMP STATUS POWER VIDEO AUTO ADJ. S-VIDEO COMPUTER-1 COMPUTER-2 ON/STAND BY SELECT L-CLICK ENTER EXIT MENU UP MAGNIFY PAGE OFF POWER ON PIC-MUTE DOWN R-CLICK First, press the PO WER (ON/ST AND BY) button on the projector cabinet or the PO WER OFF[...]

  • Page 37

    30 4. Convenient Featur es 쐃 T ur ning 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. ENTER EXIT MENU UP MAGNIFY PAGE OFF POWER ON PIC-MUTE DOWN 쐇 Fr eezing a Pictur e Press the FREEZE button to freez e a picture. Press again to resume mot[...]

  • Page 38

    31 4. Convenient Features  Using Remote Mouse Receiver (VT676/VT670/VT470 only) The remote mouse receiv er enables you to oper ate y our computer’ s mouse functions from the remote control. It is a g reat con venience f or clicking through your computer-generated presentations . Connecting the remote mouse r eceiver to your computer If you wis[...]

  • Page 39

    32  Using the Menus NOTE: The on-screen menu may not be displayed correctly while interlaced motion video image is projected. 1. Press the MENU button on the remote control or pr ojector cabinet to displa y the Menu. 5. Using On-Scr een Menu ENTER EXIT UP MAGNIFY PAGE OFF POWER ON PIC-MUTE DOWN MENU 2. Press the SELECT  or  button on the r[...]

  • Page 40

    33 5. Using On-Screen Menu 4. Use the SELECT  or  button on the remote contr ol or the pr ojector cabinet to select the item y ou want to adjust or set. ENTER EXIT MENU UP MAGNIFY PAGE OFF POWER ON PIC-MUTE DOWN 5. Adjust the level or turn the selected item on or off by using SELECT  or  button on the remote contr ol or the projector ca[...]

  • Page 41

    34 5. Using On-Screen Menu 쐇 Menu Elements Highlight Title Slide bar Off Timer remaining time Source Radio button Solid triangle Check mark Ta b Thermometer symbol Ke y symbol Menu windo ws or dialog box es typically have the f ollo wing elements: T itle .......................................... Indicates the menu title. Highlight ..............[...]

  • Page 42

    35 쐋 List of Menu Items 5. Using On-Screen Menu Picture W all Color Off , Blackboard, Light yello w , Light green, Light blue, Sky b lue, Light rose , Pink Picture Management Presentation, Video , Mo vie, Graphic, sRGB User Base Setting Presentation, Video, Movie , Graphic, sRGB Gamma Correction Dynamic, Black Detail, Natur al Brightness R,G,B Co[...]

  • Page 43

    36 5. Using On-Screen Menu NOTE: Some menu items are not available depending on the input source. Default F actory Default Current Signal All Data Clear Filter Usage Clear Lamp Hour Meter Information P age1 Remaining Lamp Time, Lamp Hour Meter , Filter Usage , Projector Usage, BIOS V ersion, Firmware V ersion, Data V ersion P age2 Source Inde x, Ho[...]

  • Page 44

    37 5. Using On-Screen Menu 쐏 Menu Descriptions & Functions [Pictur e] Using the W all Color Correction [W all Color] This function allows f or quick adaptive color correction in applications where the screen material is not white. The f ollowing eight options are a vailab le. • OFF • Blackboard • Light yello w • Light green • Light [...]

  • Page 45

    38 5. Using On-Screen Menu NOTE: When “sRGB”, “Graphic”, “Video” or “Movie” is selected, the brightness decreases slightly when compared to “Presenta- tion”. This is not a malfunction. User Adjust (when using User) When selecting user adjustable presetting (User), the submen u will be displa yed. Y ou can customize each gamma or[...]

  • Page 46

    39 5. Using On-Screen Menu 쐄 Menu Descriptions & Functions [Image] Enabling Auto Keystone [Auto Keystone] This feature allo ws the projector to detect its tilt and correct ver tical distor tion automatically . To turn on the Auto K eystone f eature , select “On”. Correcting V ertical Keystone Distortion Manually [Keystone] Y ou can correc[...]

  • Page 47

    40 5. Using On-Screen Menu Adjusting the V ertical Position of Image [Cinema Position] (for Cinema only) This f eature adjusts the vertical position of the image when viewing video with Cinema aspect ratio selected. When “Cinema” is selected in “Aspect Ratio”, the image is display ed with black borders on the top and bottom. Y ou can adjust[...]

  • Page 48

    41 5. Using On-Screen Menu Selecting Menu Language [Language] Y ou can choose one of 21 languages for on-screen instructions. Selecting Menu Color [Menu Color Select] Y ou can choose between two color modes f or menu color: color and monochrome . Selecting Menu Display Time [Menu Display Time] This option allows y ou to select how long the projecto[...]

  • Page 49

    42 5. Using On-Screen Menu 쐆 Menu Descriptions & Functions [Advanced] Security A ke yword can be set f or your projector to av oid operation by an unauthorized user using the Men u. When a ke yword is set, turning on the projector will display the K eyword input screen. Unless the correct ke yword is entered, the projector cannot project an i[...]

  • Page 50

    43 5. Using On-Screen Menu 3. T ype in the same combination of SELECT b uttons  and press the ENTER b utton. The confirmation screen will be display ed. 4. Select “Y es” and press the ENTER button. The Security function has been enabled. To disable the Security function: 1. Select [Advanced] → [Security] and press the  button t[...]

  • Page 51

    44 5. Using On-Screen Menu Disabling the Cabinet Buttons [Cabinet Button Lock] This option turns on or off the Cabinet Button Lock function. NOTE: • This Cabinet Button Lock does not affect the remote control and the PC Control functions. • When the cabinet buttons are unlocked, pressing and holding the EXIT button for about 10 seconds will cha[...]

  • Page 52

    45 5. Using On-Screen Menu (Adv anced P age 2) Enabling Power Management [Power Management] When this option is on and there is no input f or five min utes or more, the projector will automatically turn itself off. Tu r ning On Noise Reduction [Noise Reduction] (not a vailable f or Video and S-Video signals) Reduces video noise. Select “On” to [...]

  • Page 53

    46 5. Using On-Screen Menu [Phase] (av ailab le for RGB and HDTV signals only) Use this item to adjust the clock phase or to reduce video noise , dot interf erence or cross talk. (This is evident when par t of your image appears to be shimmering.) Use “Phase” only after the “Clock” is complete. This adjustment is made automatically when the[...]

  • Page 54

    47 5. Using On-Screen Menu 쐎 Menu Descriptions & Functions [Default] Returning to Factor y Default [Factory Default] The F actor y Default f eature allows y ou to change adjustments and setting to the f actor y preset. [Current Signal] Resets the adjustments f or the current signal to the factory preset le vels . The items that can be reset a[...]

  • Page 55

    48 6. Maintenance Z O O M F O CU S S E L E C T L A M P S T A T U S P O W E R V ID E O S -V ID E O C O M P U T E R -1 C O M P U T E R -2 O N /S T A N D B Y A U T O A D J . This section describes the simple maintenance procedures you should f ollow to clean the filter and replace the lamp .  Cleaning or Replacing the Filter The air-filter sponge k[...]

  • Page 56

    49 6. Maintenance 3. Reinstall the new filter cover . NOTE: Do not wash the filter with soap and water . Soap and water will damage the filter membrane. Before replacing the filter , remove dust and dirt from the projector cabinet. Keep out dust and dirt during filter replacement. NOTE: When you replace the lamp, it is also wise to replace the filt[...]

  • Page 57

    50 쐋 Replacing the Lamp After your lamp has been oper ating f or 2000* hours (up to 3000* hours in Eco mode) or longer , the LAMP indicator in the cabinet will blink red and the message “The lamp has reached the end of its usable life. Please replace the lamp. ” will appear . Ev en though the lamp may still be working, replace it at 2000* (up[...]

  • Page 58

    51 3. Loosen the two screws securing the lamp housing until the phillips scre wdriver goes into a freewheeling condition. The two scre ws are not remov able . Remove the lamp housing b y holding it. 6. Maintenance NOTE: There is an interlock on this case to prevent the risk of electrical shock. Do not attempt to cir cumvent this interlock. 4. Inser[...]

  • Page 59

    52 6. Maintenance 6. Connect the supplied power cable, turn on the Main P ower s witch and turn on the projector . 7. Finally , select the menu → [Default] → [Clear Lamp Hour Meter] to reset 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 [...]

  • Page 60

    53 7. Appendix  T roubleshooting This section helps you resolv e prob lems you ma y encounter while setting up or using the projector. Indicator Messages Power Indicator Indicator Condition Projector Condition Note Off Blinking light Steady light Green Orange Green Orange 0.5 sec On, 0.5 sec Off 2.5 sec On, 0.5 sec Off 0.5 sec On, 0.5 sec Off Th[...]

  • Page 61

    54 7. Appendix Common Problems & Solutions (See also "P ower/Status/Lamp Indicator" on page 53 .) Does not turn on Will turn off No picture Picture suddenly becomes dark Color tone or hue is unusual Image isn’t square to the screen Picture is blurred Image is scrolling vertically , horizontally or both Remote control does not work I[...]

  • Page 62

    55 7. Appendix If there is no picture, or the picture is not displa yed correctl y . • Power on process for the projector and the PC. Be sure to connect the RGB cable betw een the projector and the computer before turning on the computer . There are some notebook PCs, which do not output signal unless there is a projector or monitor connected fir[...]

  • Page 63

    56 7. Appendix  Specifications This section provides technical inf ormation about the VT676/VT670/VT575/VT470/VT47 Projector's perf or mance. Model Number VT676/VT670/VT575/VT470/VT47 Optical LCD Panel 0.7" p-Si TFT active-matrix (with Micro Lens Arra y on VT676, VT670 and VT575 only) Resolution VT676/VT670/VT575: 1024 ⳯ 768 pixels* [...]

  • Page 64

    57 7. Appendix Sync Compatibility Separate Sync / Composite Sync / Sync on G Built-in Speaker 1W (monaural) Po w er Requirement 100 - 240V A C , 50 / 60 Hz Input Current VT676/VT670/VT470: 2.7 - 1.4A VT575/VT47: 2.1 - 1.2A Po w er Consumption VT676/VT670/VT470: 8W in Standb y mode / 250W in Lamp Normal mode / 200W in Lamp Eco mode VT575/VT47: 8W in[...]

  • Page 65

    58 7. Appendix  Cabinet Dimensions LAMP STATUS POWER VIDEO AUTO ADJ. S-VIDEO COMPUTER-1 COMPUTER-2 ON/STAND BY ZOOM FOCUS SELECT AC IN AUDIO OUT AUDIO S-VIDEO IN COMPUTER 2 IN VIDEO IN COMPUTER 1 IN MONITOR OUT PC CONTROL L/MONO R AUDIO L/MONO R AUDIO 112.5 (4.4) 260 (10.2) 20.3 (0.8) 64.6 (2.5) 294 (11.6) 71.5 (2.8) Lens center Lens center Unit[...]

  • Page 66

    59 LAMP STATUS POWER VIDEO S-VIDEO COMPUTER ON/STAND BY ZOOM FOCUS SELECT AC IN 112.5 (4.4) 260 (10.2) 20.3 (0.8) 64.6 (2.5) 294 (11.6) 71.5 (2.8) ZOOM AUDIO S-VIDEO IN VIDEO IN COMPUTER IN MONITOR OUT PC CONTROL L/MONO R AUTO ADJ. AUDIO Lens center Lens center Unit: mm (inch) VT47 7. Appendix[...]

  • Page 67

    60 Mini D-Sub 15 Pin Connector  Pin Assignments of D-Sub COMPUTER Input Connector Signal Level Video signal : 0.7Vp-p (Analog) Sync signal : TTL le vel 51 42 3 10 11 12 13 14 15 6 97 8 7. Appendix * Only COMPUTER 1 input connector suppor ted on VT676/VT670/VT575/VT470. Pin No. RGB Signal (Analog) YCbCr Signal 1 Red Cr 2 Green or Sync on Green Y [...]

  • Page 68

    61 7. Appendix  Compatible Input Signal List Signal Resolution F requency H. Refresh Rate ( Dots ) ( kHz ) ( Hz ) NTSC – 15.734 60 PA L– 15.625 50 P AL60 – 15.734 60 SECAM – 15.625 50 VESA 640 ⳯ 480 31.47 59.94 IBM 640 ⳯ 480 31.47 60 MAC 640 ⳯ 480 31.47 60 MAC 640 ⳯ 480 34.97 66.67 MAC 640 ⳯ 480 35 66.67 VESA 640 ⳯ 480 37.86 [...]

  • Page 69

    62 7. Appendix  PC Contr ol Codes and Cable Connection PC Contr ol Codes (VT676/VT670/VT575/VT470) Function Code Data POWER ON 02H 00H 00H 00H 00H 02H POWER OFF 02H 01H 00H 00H 00H 03H INPUT SELECT COMPUTER 1 02H 03H 00H 00H 02H 01H 01H 09H INPUT SELECT COMPUTER 2 02H 03H 00H 00H 02H 01H 02H 0AH INPUT SELECT VIDEO 02H 03H 00H 00H 02H 01H 06H 0EH[...]

  • Page 70

    63 7. Appendix 1 2 54 3 6 7 8 To RxD of PC PC Contr ol Connector (DIN-8P) To TxD of PC To GND of PC NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector .[...]

  • Page 71

    64 7. Appendix 쐆 Optional Pr esentation Remote Contr ol Kit (PR52KIT) Part Names and Functions of the Remote Contr ol 1. Infrared T ransmitter/Laser P ointer Tr ansmits an infrared signal when any b utton other than LASER is pressed. Direct the remote control tow ard the remote sensor on the projector cabinet. Beams a laser light when the Laser b[...]

  • Page 72

    65 7. Appendix 8. POINTER Button Not av ailable on this model. 9. P A GE UP/DO WN Buttons* Use these buttons to oper ate your computer with the supplied remote mouse receiver . Y ou can use these b uttons to scroll the vie wing area of the window or to mov e to the previous or next slide in P owerP oint on y our computer . 10. MENU Button Displa ys[...]

  • Page 73

    66 7. Appendix 30 ° 30 ° 30 ° 30 ° Battery Installation 1 Remov e the battery cover . NOTE: Do not pull the battery cover by force. Doing so can result in it coming off. 2 Remov e both old batteries and install new ones (AAA). Ensure that you ha ve the batteries' po- larity (+/ –) aligned correctly . 3 Slip the cov er bac k ov er the bat[...]

  • Page 74

    67 7. Appendix Using the Laser Pointer Y ou can use the laser to draw y our audience's attention to a red dot that you can place on an y object. CA UTION: • Do not look into the laser pointer while it is on. • Do not point the laser beam at a person. • Do not allow c hildren to use the laser pointer . Press and hold the LASER button to a[...]

  • Page 75

    68 No image is displayed from your PC or video equipment to the projector . Still no image even though you connect the projector to the PC first, then start the PC. Enabling your notebook PC’ s signal output to the projector . •A combination of function keys will enable/disable the ex- ternal display . Usually , the combination of the “Fn” [...]

  • Page 76

    69 7. Appendix In the space below please describe your problem in detail. Information on application and environment where your projector is used Pr ojector Model number: Serial No.: Date of pur chase: Lamp operating time (hours): Lamp Mode: 䡺 Normal 䡺 Eco Information on input signal: Horizontal synch frequency [ ] kHz Ve rtical synch frequency[...]

  • Page 77

    70 7. Appendix 쐎 T ravelCare Guide T ravelCare - a service for international travelers This product is eligible f or "T rav elCare", NEC's unique international war- r anty . Please note that T rav elCare cov erage diff ers in par t from cover age un- der the warr anty included with the product. Services offer ed with T ravelCare Th[...]

  • Page 78

    71 7. Appendix Lenso Communication Co ., Ltd. Address: 292 Lenso House 4, 1st Floor , Srinakar in Road, Huamark, Bangkapi, Bangkok 10240, Thailand T elephone: +66 2 375 2425 F ax Line: +66 2 375 2434 Email Address: pattara@lenso.com WEB Address: http://www .lenso .com (Regions Cov ered) Thailand ABBA Electronics L.L.C. Address: T ariq Bin Ziyad Roa[...]

  • Page 79

    72 7. Appendix TO : NEC or NEC's Authorized Service Station: FM: (Company & Name with signature) Dear Sir (s), I would lik e to apply your T ravelCare Service Program based on attached registration and qualification sheet and ag ree with your f ollowing conditions, and also the Service fee will be charged to m y credit card account, if I d[...]

  • Page 80

    73 7. Appendix 5. Loan Service Charges and Conditions: Upon acceptance of this NEC Projector , Customer agrees to assume liability for this loan unit. The current cost of use of this loan unit is $200.00 USD f or 12 calendar days . If Customer does not return the unit within the 12 calendar days, Cus- tomer will be charged the next highest cost up [...]