Manuel d'utilisation / d'entretien du produit VT676 du fabricant NEC
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Por table Pr ojector VT676/VT670/VT575/VT470/VT47 User ’ s Manual.
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 .
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.
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.
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.
v T able of Contents Important Information ........................................................................... i 1. Introduction ...................................................................................... 1 What's in the Box? .
vi T able of Contents 4. Convenient Featur es ...................................................................... 30 Tu r ning Off the Image and Sound ............................................................................... 30 F reezing a Picture .
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 .
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 .
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.
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.
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 .
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.
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.
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.
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.
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.
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.
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.
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.
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.
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 .
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 .
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/.
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.
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.
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.
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).
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.
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 .
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.
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.
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.
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 .
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.
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.
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.
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 .
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.
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.
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 .
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 , M.
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 .
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.
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.
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”.
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.
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 .
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.
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.
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.
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.
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.
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 .
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 .
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.
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.
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.
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.
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.
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 hu.
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 .
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.
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.
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.
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.
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.
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.
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.
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 .
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.
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 .
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 .
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.
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 .
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.
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.
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 .
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 regist.
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.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté NEC VT676 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du NEC VT676 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation NEC VT676, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le NEC VT676 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le NEC VT676, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du NEC VT676.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le NEC VT676. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei NEC VT676 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
