Manuale d’uso / di manutenzione del prodotto VT440 del fabbricante NEC
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LCD Projector MultiSync VT440/VT540 User’ s Manual.
MultiSync VT440/VT540 LCD Pr ojector User’ s Man ual English.
E–2 IMPOR T ANT INFORMA TION Precautions Please read this manual carefully before using your NEC MultiSync VT440/VT540 Projector and k eep the manual handy f or future ref erence. Y our serial number is located under the name plate label on the right side of your MultiSync VT440/VT540.
E – 3 Important Safeguards These saf ety instructions are to ensure the long life of your projector and to pre vent fire and shoc k. Please read them carefully and heed all warnings. Installation 1. For best results, use your projector in a darkened room.
E – 4 Lamp Replacement • T o replace the lamp , f ollow all instructions provided on page E-33. • Be sure to replace the lamp when the message "The lamp has reached the end of its usable lif e.
E – 5 T ABLE OF CONTENTS 1. INTR ODUCTION Introduction to the MultiSync VT440/VT540 Projector ................. E-6 Getting Star ted ............................................................ E-6 What ’ s in the Box .............................
E – 6 1. INTRODUCTION Introduction to the MultiSync VT440/VT540 Projector This section introduces you to your new MultiSync VT440 (SVGA)/ VT540 (XGA) Projector and describes the features and controls.
E – 7 What's in the Box? Make sure your box contains e verything listed. If an y pieces are missing, contact your dealer. Please sav e the original box and packing materials if you ev er need to ship your MultiSync VT440/VT540 Projector .
E – 8 M E N U E N T E R C A N C E L SELECT POWER STATUS ON / STAND BY SOURCE AUTO ADJUST R G B IN P U T O U T P U T A U D IN O U T P C - C O N T R O L S -V ID E O V ID Getting to Know Y our MultiSyn.
E – 9 M E N U E N T E R C A N C E L S E L E C T P O W E R S T A TU S O N / S T A N D B Y S O U R C E A U T O A D JU S T Remote Sensor Rear/ Side Features Remote Sensor Rear Foot Built-in Monaural Speaker (1W) Rear Foot Lamp Cover Lamp Cover Screw Card Remote Slot SELECT Vol.
E – 10 T op Features 1 Source Button Use this button to select a video source such as a PC, VCR or D VD player . 2 Auto Adjust Button Use this button to adjust Position-H/V and Pixel Clock/Phase for an optimal picture. Some signals may not be displayed correctly or take time to switch between sources.
E – 11 M E N U E N T E R C A N C E L SELECT POWER STATUS ON / STAND BY SOURCE AUTO ADJUST RGB INPUT OUTPUT AUDIO IN IN OUT OUT PC-CONTROL S-VIDEO VIDEO T erminal Panel Features 1 1. RGB Input Connector(Mini D-Sub 15 pin) Connect your PC or other RGB equipment.
E – 12 Remote Control Features 1 Source Button Press to select a video source. 2 Auto Adjust Button Use this button to adjust Position-H/V and Pix el Clock/Phase for an optimal picture. Some signals may not be displayed correctly , or in some cases it may take some time for a source to switch be- tween sources.
E – 13 Operating Range 7m 30 ˚ 30 ˚ 7m 7m 22 f eet 22 feet.
E – 14 2. INST ALLA TION This section describes how to set up your MultiSync VT440/VT540 projector and how to connect video and audio sources. Setting up Y our Projector Y our MultiSync VT440/VT540 Projector is simple to set up and use. But before you get started, you must first: 1.
E – 15 H Screen (inch) Distance Chart α degree 9.01 8.93 8.85 8.82 8.81 8.79 8.78 8.77 8.75 8.74 8.74 8.73 8.72 8.72 β (=sin α ) 0.16 0.16 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 0.15 γ (=cos α ) 0.99 0.99 0.99 0.99 0.99 0.99 0.99 0.
E – 16 RGB INPUT OUTPUT AUDIO IN IN OUT OUT PC-CONTROL S-VIDEO VIDEO W ARNING • Installing your projector on the ceiling must be done by a quali- fied technician. Contact your NEC dealer for more informa- tion. * Do not attempt to install the projector yourself.
E – 17 PC CONTROL S-VIDEO VIDEO IN OUT OUT IN RGB OUTPUT AUDIO RGB INPUT Wiring Diagram Optional Component V cable T o video, S-video, and audio inputs on the projector . Pin adapter for Macintosh (supplied) Signal cable (supplied) T o mini D-Sub 15-pin connector on the projector .
E – 18 RGB INPUT OUTPUT AUDIO IN IN OUT OUT PC-CONTROL S-VIDEO VIDEO RGB INPUT AUDIO Connecting Y our PC IBM V GA or Compatibles (Notebook type) Signal cable (supplied) T o mini D-Sub 15-pin connector on the projector .
E – 19 RGB INPUT OUTPUT AUDIO IN IN OUT OUT PC-CONTROL S-VIDEO VIDEO RGB INPUT AUDIO 1 O N D I P 2 34 56 T o connect to a Macintosh, simply: 1. T urn off the po wer to your projector and your Macintosh com- puter . 2. Use the supplied signal cable to connect your Macintosh com- puter to the projector .
E – 20 When using a Macintosh computer with the projector , set the DIP switches of the supplied pin adapter according to your resolution. After setting, restart your Macintosh computer .
E – 21 R G B IN P U T O U T P U T A U D IO IN IN O U T O U T P C -C O N T R O L S -V ID E O V ID E O RGB OUTPUT AUDIO IN AUDIO OUT Y ou can connect a separate, external monitor to your VT440/VT540 to simultaneously vie w on a monitor the image you're projecting.
E – 22 R G B IN P U T O U T P U T A U D IO IN IN O U T O U T P C -C O N T R O L S -V ID E O V ID E O RGB INPUT Y Cb Cr R L R L Y ou can connect your projector to a D VD player with component outputs or V ideo output. T o do so, simply: 1. T urn of f the po wer to your projector and D VD player .
E – 23 R L R G B IN P UT O UTP UT A U DIO IN IN O U T O U T P C -C O NT RO L S-VID EO VIDEO S-VIDEO VIDEO VIDEO R L Use common RCA cables (not provided) to connect your VCR, laser disc player or document camera to your projector . T o make these connections, simply: 1.
E – 24 3.OPERA TION This section describes how to select a computer or video source, how to adjust the picture, and how to customize the menu or projector settings. General Controls Before you turn on your projector , ensure that the computer or video source is turned on and that your lens cap is removed.
E – 25 Using the Menus NO TE: An interlaced motion video image may be blurr ed while the menu is displayed. 1. Press the “ Menu ” b utton on the remote control or the projector cabinet to display the Main Menu.
E – 26 Basic/ Adv anced Menu Sub Menu Items MENU T ree NO TE: Adjustable sour ces R=RGB V=V ideo/S-V ideo C=Component H=HDTV All=All sour ces High-Bright/ Eco Normal/ Natural1/ Natural2 Aspect Ratio.
E – 27 Menu Elements Title bar Ta b Highlight Solid triangle Menu windo ws or dialog boxes typically ha ve the follo wing elements: Title bar: Indicates the menu title. Highlight: Indicates the selected menu or item. Solid triangle: Indicates further choices are av ailable.
E – 28 Menu Descriptions & Functions Source Select Enables you to select a video source such as a VCR, DVD player , laser disc player , computer or document camera depending on what is connected to your inputs.
E – 29 Lamp Mode This feature enables you to select two brightness mode of the lamp: High-Bright and Eco modes. The lamp life can be e xtended up to 3000 hours by using the Eco mode. High-Brigh Mode: This is the default setting. Eco Mode: Select this mode to increase the lamp life.
E – 30 Auto Adjust: When “ Auto Adjust ” is set to “ On ” , the projector automatically determines the best resolution for the current RGB input signal to project an image using NEC ’ s Advanced AccuBlend Intelli- gent Pixel Blending T echnology .
E – 31 Menu Allo ws you to set preferences for the on-screen menu. Menu Mode: This feature allows you to select tw o menu modes: one has basic functionality and the other more adv anced functionality . Basic Mode ........... This is the normal mode.
E – 32 [Page2] (Adv anced mode) P ower Of f Confirmation: This option determines whether a confirmation dialog for turn- ing off the projector will appear or not. Ke ystone Save: This option enables you to sav e your current keystone settings. Saving your change once af fects all sources.
E – 33 4. MAINTENANCE This section describes the simple maintenance procedures you should follow to replace the lamp, clean the f ilter, and replace the batteries in the remote control.
E – 34 M E N U C A N C E L S E L E C T S O U R C E A U T O AD JU S T R G B I N P U T O U T P U T A U D I N O U T P C - C O N T R O L S - V I D E O V I D Cleaning or Replacing the Filters The air-f i.
E – 35 5. TROUBLESHOOTING This section helps you resolve problems you may encounter while setting up or using the projector . Standby Cooling down Lamp in High-Bright mode Lamp in Eco mode One minut.
E – 36 6. SPECIFICA TIONS This section provides technical information about the MultiSync VT440/VT540 Projector ’ s performance. Model Number VT440 / VT440G / VT540 / VT540G Optical LCD P anel 0.9 ” p-Si TFT active-matrix, 800 600 dots (VT440) / 1024 768 dots (VT540) Lens Manual z oom, manual f ocus F2.
E – 37 Cabinet Dimensions RGB INPUT OUTPUT AUDIO IN IN OUT OUT PC-CONTROL S-VIDEO VIDEO M E N U E N T E R C A N C E L SELECT POWER STATUS ON / STAND BY SOURCE AUTO ADJUST 48.9 (1.93") 14 (0.55") 102.5 (4.03") 283.6 (11.17") 12.88 (0.
E – 38 51 42 3 10 11 12 13 14 15 6 97 8 D-Sub Pin Assignments Mini D-Sub 15 Pin Connector Pin No. RGB Signal (Analog) YCbCr Signal 1 Red Cr 2 Green or Sync on Green Y 3 Blue Cb 4 Ground 5 Ground 6 R.
E – 39 Timing Chart Y NTSC 640 480 60 15.734 - YP A L 7 6 8 576 50 15.625 - Y SECAM 768 576 50 15.625 - Y VESA 640 480 59.94 31.47 25.175 Y IBM 640 480 60 31.47 25.175 YM A C 6 4 0 480 60 31.47 25.175 YM A C 6 4 0 480 66.
E – 40 Cable Connection Communication Pr otocol Baud rate: 38400 bps Data length: 8 bits Parity: No parity Stop bit: One bit X on/off: None Communications Full duplex procedur e: 1 2 54 3 6 7 8 T o RxD of PC PC Control Connector (DIN-8P) T o TxD of PC T o GND of PC NO TE: Pins 2, 3, 5, 6 and 8 ar e used inside the projector .
Printed in Japan 7841139.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il NEC VT440 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del NEC VT440 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso NEC VT440 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul NEC VT440 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il NEC VT440, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del NEC VT440.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il NEC VT440. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo NEC VT440 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
