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NEC DT20 Multimedia Projector

1. l Others Other menu items include Language selection Projection mode and Video select For details of menu items see page E 46 Remote Control Operation POWER Ce w G 4 1 Press the A 7 buttons to select the item you want to set POINTER TYPE REFRESH Language selection aT EES Italiano 4 2 RESIZE 58 354 1 D OHP BRIGHTNESS CO 5 PC1 PC2 VOLUME lt Example When English is selected from the Language Selection menu gt VIDEO OHP STORED IMAGE PinP LIVEIMAGE KEYSTONE Press the A Z buttons to ee Quit and remote controller This returns the display to the main menu The display automatically disappears and adjustment values are stored to memory if buttons are not operated for about 30 seconds E 50 E Quick Menu Basic Operation The Quick menu has frequently used items This section describes the items and functions that can be set on the Quick menu Press the button or the button on the remote controller to display the quick menu Description of Menu Hemes When OHP Is Selected QUICK MENU Movie mode 7 Window Scanner lamp OFF K Stored images clear all Menu Item Movie mode Setting Item Full Window Description When Full is selected The entire projected image shows the video image The document scanning speed is 1 frame per second When Wind
2. E Fault Protection Your projector is provided with internal protection circuits for preventing fire and damage to internal components due to abnormal temperature When the LAMP COVER LED is blinking O Action 1 Disconnect the power plug from the power outlet 2 Correctly install the air filter For details see Cleaning the Air Filter on page E 56 3 Correctly install the lamp unit cover For details see Lamp Unit Replacement on page E 54 When the temperature LED is blinking or on O Action 1 Disconnect the power cord from the power outlet 2 Check the following and take corrective actions Is the ambient temperature Se more than 35 C 95 F Use your projector within an ambient temperature of 0 C to 35 C 32 F to 95 F Are any vent holes blocked Place your projector away from walls and other objects See Do not block the air vents on page E 4 Is the air filter clogged Clean the air filter See Cleaning the Air Filter on page E 56 A probable cause is an internal circuit problem gt Ask your dealer for repair When the TEMP LED is OFF your projector is working properly Replace the lamp at the same time when the LAMP COVER LED is on For details on how to replace the lamp see page E 54 A blinking TEMP LED is a warning that the temperature is too high If the operating environment improves within 10 seconds after the LED starts blinking the warning wil
3. Company names and product names herein are trademarks and registered trademarks of those companies E 8 Part Names and Functions Part Names and Functions Projector Handle Materials Cover The scanner and printed matter is located E Extended E Retracted under this cover Press lightly on the left side Rotate the handle while See page E 31 of the handle and it rotates pressing on its right side to 180 and comes out store it Operation panel Buttons for operating the projector are located here See page E 12 Speakers Air Vent A air filter side of main unit Air is taken in through this vent An air filter is provided to prevent dust from getting inside the projector See page E 56 Adjustable Feet Focus adjuster Turn this to adjust the focus See page E 30 Anti theft Lock See the NOTE below az Tilt Adjustment Buttons Press this to adjust the adjustable feet See page E 18 Projection Lens Images are projected through this lens Be sure to remove the lens cap when projecting images Adjustable Feet Lens cap These feet are for adjusting the tilt angle as well as the left and right balance of the projected image Turning them counterclockwise raises the main Zoom lever unit and turning them clockwise lowers Turn this ring to adjust the screen size the main unit See page E 30 See page E 18 NOTE About the anti theft lock The anti theft lock is co
4. Doing so could cause the sheath of the cable to melt down resulting in fire or electric shock Do not connect or disconnect the power cord with wet hands Doing so could cause electric shock Be sure to pull out the power cord and disconnect any cable connections between units and release the anti theft lock before moving the projector Moving the projector with cables connected may cause fire or electric shock if the cables are damaged If you do not plan to use the projector for a long time disconnect the power cord for safety e DO NOT REMOVE ANY SCREWS except the lamp cover screw and two lamp unit screws You could receive an electric shock 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 DT20 Projector DT20 Projector 1 Remote control 1 Power codes 2 GC Three pin type for U S A and Canada For North America Two pin type for Europe For Europe PC Signal cable 1 Lens cap 1 Batteries 2 AAx2 Documents User s manual 1 Registration card 1 Warranty Policy for Europe 1 E 7 Contents Part Names and Functions E 9 Eet egene dE ee EE et E 9 T rmi aliPanel uy aqa anasu niq ENNEN de EE E 11 Buttons and Indicator Lights A E 12 Remote Controller na teeta tee eerie sete eee esat
5. Adjusting the Tilt on page E 18 for the adjusting procedure e Do not disassemble the manganese batteries Do not short circuit disassemble or burn the manganese batteries Doing so could cause the batteries to generate heat or explode due to the leaked solution resulting in fire injury or damages to the surrounding area e Do not do the followings Do not put anything heavy on the projector Do not step on the projector rack or stand Do not hold or hang on the projector Doing so could cause the projector to turn over or break resulting in injury Especially be careful if small children are near Do not use the rack unless the casters are locked when placing the projector on a rack with casters Doing so may cause the projector to move or turn over resulting in injury Do not turn the lamp on off within one minute after it is turned off on Ex tremely high voltage is generated in the lamp just after it is turned on Turning the lamp on off too frequently could cause the lamp to deteriorate or break resulting in malfunctions of the projector Do not project an image with the lens cap attached e Moving the projector Be sure careful of the glass surface when moving the projector while holding the handles with both hands If not inserted fully the materials cover may get loose and fall off while you carry it E 6 e Care of the power cord and plug Do not put the power cord near a heater
6. 48 6KHz 60Hz OHP Ce e Auto power oft ON gt PC1 PC2 VOLUME VIDEO OHP STORED IMAGE Economy mode ON OFF e o PinP LIVE IMAGE KEYSTONE lt Example When Auto power off is selected gt E 48 Basic Operation 4 2 Press the lt D buttons to select ON or Main Unit Operation OFF E Lamp usage time 24H Input signal 1024 x 768 48 6KHz 60Hz SCROLL Auto power off ON C Start up display ON OFF Economy mode ON OFF l When adjusting in single point units Menu items that require adjustment in single point units are Contrast Red Blue Clock Phase Horizontal Vertical Hue Color and Sharpness For details of these menu items see page E 43 Remote Control Operation POWER MUTE n O SECH Press the A buttons to select the item T you want to set Sync adjustment ji O Phase W EECH Ci Horizontal o _ sl Vertical O oO aaa nr POSITION 4 9 RESIZE ROTATION VH 4 1 OHP BRIGHTNESS PC1 PC2 VOLUME See C Saman VIDEO OHP STORED IMAGE lt Example When CLOCK is selected gt PinP LIVE IMAGE KEYSTONE E 49 4 2 Press the lt gt buttons to adjust the setting Main Unit Operation Sync adjustment Clock mm a i Phase 0 O Horizontal ojia sss Vertical Ok i
7. in house tests It cannot be used for other connections Audio Output Audio output terminal for DT20 This terminal outputs audio either from the PC or video source that is currently being input In the standby mode PC audio is output When OHP input is selected PC audio is output S VIDEO Input Input terminal for video source Y C Video Source Video Input Input terminal for video source NTSC PAL SECAM Video Source Audio Input Audio input terminals for a video source stereo compatible E Buttons and Indicator Lights POWER Button Description Press this button to turn the lamp on or off Only this button can be used when the lamp is off SCROLL Page to see TEMP LED This LED blinks for ten seconds and lights when the temperature inside the projector has built up LAMP COVER LED This LED lights while the lamp is on When the lamp is turned on it blinks for about six seconds then remains on When the lamp is off it blinks for about 60 seconds then remains off This LED blinks when the lamp fails to light The LED blinking pattern in this case is longer than other instances Blinks when the lamp usage time exceeds 1400 hours it remains on after lamp usage time exceeds 1500 hours Lights when the air filter cover or the lamp unit cover is not in place E 54 56 ON STANDBY LED This LED lights red in a standby state and lights green when th
8. 1500 hours Refer to pages E 54 and E 55 E 5 Note the following things Anoise occurs because the internal pressure of the New Super High pres sure lamp gets extremely high The unit is designed so that no pieces of glass come out of it when the lamp explodes e However the gas inside of the lamp can escape and looks like white smoke It will not cause any fire Remedy If alamp explodes in a product there will be pieces of lamp inside Do not replace the lamp Return the product to the sales office or agent of purchase Even though the lamp has exploded never try to replace the lamp by your self The lamp pieces could cause injury e Replacing the lamp Be sure to turn the lamp off and disconnect the power cord when the fan stops and wait an hour or more before replacing the lamp Replacing the lamp during operation or just after the power is turned off may cause burns due to heat Refer to Lamp Unit Replacement on page E 54 for the procedure e Replacing cleaning the air filter Be sure to disconnect the power cord when the cooling fan stops before removing the air filter Removing the air filter while the cooling fan is rotating could cause a burn Refer to Cleaning the Air Filter on page E 56 for the procedure e Avoiding malfunctions and accidents Adjust the Adjustable feet to keep the projector horizontal Using the projector in a tilted status may cause injury if it turns over Refer to
9. ROTATION buttons are enabled for the window but the ZOOM buttons are enabled for the main part High definition frozen image of the projected image When you press the Low resolution ZOOM buttons the window disappears Live image momentarily but is displayed again after a short time E 35 Displaying OHP stored image Pressing the CH D buttons display and switch the stored images in the internal memory ep button Displays the image previous to the stored image that is currently displayed E button Displays the image following the stored image that is currently displayed Pressing the D button while a stored i image is not displayed causes the most recently refreshed image that was stored to be displayed voue When you press the REFRESH button and the image freezes a maximum of eight pages of the OHP images are stored on the internal DT20 memory Press the POWER button then after selecting OHP mode the image of the first frozen image is stored to position in the diagram below After that every time you refresh the display the images are stored in the internal memory When the stored images exceed the maximum of eight images the oldest images are overwritten in the order shown in the diagram below starting from OHP STORED OHP STORED OHP STORED MED AGEP AGEP VOLUME VOLUME VOLUME OHP STORED OHP STORED OHP STORED IMAGEP MAGEP IMAGEP OHP STOR
10. Saa Press the C a NAGE gt D button to increase the volume VOLUME Remote Control Operation VOLUME Main Unit Operation Freeze the projected image Press the FREEZE button to freeze the image from the REFRESH O personal computer or video To unfreeze the image press the FREEZE button again or press the LIVE button FREEZE Remote Control Operation REFRESH You can not adjust the brightness when the image is frozen Adjust the brightness before pressing the FREEZE button e Press the INPUT SELECT button to unfreeze the image when it is frozen E 39 Remote Control Operation Pin P Display images from the personal computer and the video at the same time If you select personal computer input while a video source and a personal computer are both connected you can display video images in the window at the lower right side of the projected image Set Picture in Picture to ON on the quick menu to display video images See page E 51 for details e The P in P button is only enabled when a personal computer is selected You can not use it when video is selected You can not use the picture in picture function if the signal from the personal computer is not being input Main Unit Operation MEI O Remote Control Operation MUTE Mute the image Press the MUTE button to stop projecting the image without turning off the lamp You can select the image projected while th
11. button then there is something wrong See page E 52 for details Main Unit Operation Select the external input device Select the video source to be displayed from OHP PC1 PC2 g or VIDEO e SS rcTPc2 Ouo F s The selected input display is displayed Remote Control Operation OHP C OHP PC video PC1 PC2 CO VIDEO See page E 30 See page E 37 When PC VIDEO is selected and the device is not connected or the connected device is not turned on No input is displayed E 29 E Basic Operations in the OHP Mode 3 6 7 8 9 10 11 12 13 14 H i Za w lI Ge Hit S f 2 NT 15 17 WY The projected image in the OHP display projection of actual object may be slightly distorted as a very wide angle lens is used Adjust the size of the projected image Rotate the zoom adjuster on the projection lens to adjust the size of the projected image Adjust the focus Adjust the focus adjuster on the projection lens until the projected image is sharp I 3 F Compensate the keystone Main Unit Operation ali UAL OR See Compensating Keystone on page E 21 KEYSTONE N Remote Control Operation KEYSTONE 4 Check the OHP s initial screen When you select OHP the Set your document and press the REFRESH button message appears and the projected image becomes all white and a window that shows how the document is moving appears on the bottom right of the projected image E 30 B
12. ch Video Signal system NTSC PAL SECAM PAL N PAL M PAL60 NTSC4 43 Input Terminal RCA Pin Jack 1 ch S Video Mini DIN4 pin 1ch Video Input Output Monitor Video signal 0 7Vp p 75Q Output Sync Signal Separate TTL Level Negative Polarity Output Terminal 15 pin Mini D sub 1 ch PC Audio Signal 0 4Vrms 47KQ Input Terminal Stereo Mini Jack 2 ch Video Audio Signal 0 4Vrms 47KQ Input Terminal RCA Pin Jack 1 ch Monitor Audio Signal 0 4Vrms 47KQ Audio input output Output Output Terminal Stereo Mini Jack 1 ch Audio Output 1 Wx2 stereo Operating Range of Temperature and Humidity Temperature 0 to 35 C 32 to 95 F humidity 20 to 80 no condensation Power Source 100 120 220 240VAC 50 60 Hz Power Consumption 390W 100 120VAC 370W 220 240VAC Input Current 4 5A 100 120VAO 2 2A 220 240VAC External Dimensions mm in 400 W x 315 D x 145 H 15 7 W x 12 4 D 5 7 H not including protrusions Including the cover Weight 7 3kg Accessories Power Cord 3 m 3 3 yd Remote Control User s Manual Warranty Battery AA x 2 PC cable Lens cap Regulation UL Approved UL 60950 CSA 950 Meets DOC Canada Class A requirements Meets FCC Class A requirements Meets AS NZS3548 Class A Meets EMC Directive EN55022 EN55024 EN61000 3 2 EN61000 3 3 Meets Low Voltage Directiv
13. displayed on the screen properly when they are displayed on a notebook PC LCD as well If this happens turn the notebook PC display off to remedy this The method for turning off a notebook PC display varies according to the notebook PC manufacturer For details refer to the Users Manual of the notebook PC e You may not be able to connect the projector depending on the model of personal computer and personal computer settings Consult your dealer for details E Connecting to a Personal Computer List of cables and adapters RGB output Model PC AT Notebook 15 pin Mini D Sub VGA Supplied cable compatible desktop Respective companies machine Apple Macintosh Notebook Power Book G3 with Mini D Sub 15 pin Supplied cable monitor output terminal Power Book excluding iBook DUO Adapter third party adapter 100 140 145B 150 170 etc supplied cable Manufacturer Connection PowerBook DUO Adapter third party adapter supplied cable Models having no monitor output DUO Dock or Mini Dock is terminal such as iBook Power Book required 100 140 145B 150 170 cannot be connected G3 G4 with Mini D Sub 15 pin monitor Supplied cable output terminal Various models excluding integrated Adapter supplied cable monitor type Monitor integrated models such as The separate display adapter iMac Classic and some Performa Apple is required for the models cannot be connected as they Po
14. due to heat or explosion If the alkaline solution touches skin or clothes wash them with clean water If it get into eyes immediately wash them with clean water and see a doctor Do not bump the glass surface Do not bump the glass surface over the scanner Doing so may break the glass resulting in injury e Do not touch the air vents or lamp cover The air vents lamp cover and peripheral surfaces may be hot during opera tion or just after the light is turned off Do not touch those for a long time Do not block the lens front Do not block the lens front during operation The powerful rays passing through the lens may cause fire or burns if you put anything in front of the lens or block the lens with your hand during operation Installation e Avoid installing the projector in places where it may be exposed to Strong vibrations Soot or steam Direct sunlight or near a heater 85 C 95 F or higher High humidity or dust Extreme cold 0 C 32 F or lower Strong magnetic or electric field generated from a nearby appliance Wobbling on an unstable surface Do not block the air vents Do not block the air vents with cloth or an object When you put anything around the unit be sure to ensure a space of 10 cm 4 inches or more between the unit and the air vent Be sure to prevent paper or cloth from blocking the air vent at the bottom of the unit If blocked the internal temperature may increase
15. is Selected gt Displayed only when VIDEO input is selected e Y lt Displayed only e m n i aaa When OHP input Red D K ew Upyyprir a Gss is selected C ae gt gel MENU H i H Displayed onl e a og SES mY Ce w i E lt When VIDEO Input is Inpuisignal 1024x768 48 6KHz 60Hz Selected gt Auto power ot OED o o a lt _C_ lt K wz Ces ES MENU lt Am oto C Retum on P lt When OHP is Selected gt ee E iC Retum Gw Displayed only lt i sma when VIDEO input er Geen is selected i x D E 42 Description of Menu Hemes Basic Operation The following describes each of the menu displays and the items and functions that can be set in these menu displays For details of how to set these menu items see Basic Operation on page E 47 Image Adjustment when PC input is selected Image adjustment Contrast g lt ir Brightness f en ak i Blue D2 gt Sharpness i a as Image mode Standard Natural lt Image Adjustment Menu gt Menu Item Contrast Setting Item 100 100 Description Adjusts the contrast of the projected image Brightness 100 100 Adjusts the brightness of the projected image Red 100 100 Adjusts the depth of the color red Blue 100 100 Adju
16. mode Non interlaced e The screen is sometimes not displayed normally depending on the monitor or projector that is connected e Images from a PC are output in standby E 23 E When Images on the Personal Computer Screen are not Projected Check the following when images on the personal computer screen are not projected or projected images are incorrect When images are not projected When external output signals are input to the DT20 from the PC No signal is displayed on the screen When this is displayed check the following 1 Try restarting the personal computer The DT20 is sometimes not recognized by the PC if it is connected after the PC is started up If this happens images are not projected as external output signals are not output from the PC 2 Check the functions on the personal computer Some notebook PCs require a special operation to transmit the signals from the external output terminal The external output signals may not be transmitted from the notebook PC unless the operation is performed Refer to the manuals of your notebook PC for the information about how to output signals from the external output terminal Procedure example e In the case of IBM PC AT Pressekey together with one of the keys eem This procedure may vary depending on the model O List of remedies when connection trouble with the PC occurs Manufacturer Series External Output Switching Method IBM Think Pad F
17. on the operation panel goes out O cover TEMP e Do not disconnect the power cord before the lamp goes off or the LAMP COVER LED lights Doing so may shorten the life of the lamp e Disconnect the power cord from the power outlet if you are not going to use the projector for a long period of time e After disconnecting the power cord from the power outlet wait a certain period of time about 10 seconds before connecting it again E 41 E Performing Various Adjustments Menu Structure You can perform various adjustments and make various settings by operating the buttons with the menu display displayed on the projected image There are two menus the Quick menu on which there are frequently used items and the Main menu on which more detailed settings can be done When a personal computer or video is connected and the power is on you can open the Quick menu by pressing the G button or the button on the remote controller See Page E 51 for information about the Quick menu MENU Press the button or the button on the remote controller again and the Main menu opens You can go to the Adjust Settings menu from the Main menu display A map of the menu displays is shown below v SET m MENU O SE Owe or the button on or the button on Imaga smart Displayed only the remote controller the remote controller Se when PC input is selected lt When PC Input
18. projected image is muted When black is selected The entire projected image appears black When Logo is selected Logo is displayed Language Selection Language selection Menu Item Setting Item Description Language English Sets the language used in display selection Deutsch Fran ais Italiano Espa ola Svenska Des ETTI lt lt Language Selection Menu gt Projection Mode Projection mode Menultem Setting item Description Rear Projection Adjusts the projection mode mode according to the installation method front standard projection or rear projection Return lt Projection Mode Menu gt Video Select only when video source input is selected Video select Menu Item Setting Item Description Ato GS i i ua CC Video select AUTO Selects the input signal type C qam PALE eH C SEC AM NTSC 3 58 SECAM NTSC 4 43 PAL M PAL N PAL 60 lt lt Video Select Menu gt E 46 Basic Operation E Basic Operation The following describes basic operations in the following menus Image Adjustment Sync Adjustment Setting Language Selection Video Adjustment and Projection Mode Press the button or the button on the Main Unit Operation remote controller E The main menu is displayed Image adjustment SCRO
19. this happens adjust the projected image in the Sync Adjustment menu Resolution Horizontal Frequency Vertical Frequency Horizontal X Vertical kHz Hz NTSC RGB 15 7 60 PAL SECAM RGB 15 6 50 VGA GR1 31 5 60 VGA GR2 31 5 70 VGA GR3 31 5 70 VGA TX1 31 5 70 VGA TX2 31 5 70 640X480 72Hz 37 8 72 640X480 75Hz 37 5 75 640X480 85Hz 43 2 85 Mac13 RGB 35 0 66 800X600 56Hz 35 1 56 800X600 60Hz 37 8 60 800X600 72Hz 48 0 72 800X600 75Hz 46 8 75 Mac16 RGB 49 7 74 1024X768 43Hz 35 5 43 1024X768 60Hz 48 3 60 1024X768 70Hz 56 4 70 1024X768 75Hz 60 0 75 1024X768 85Hz 68 7 85 MAC19 1024X768 60 2 75 MAC21 1152X864 68 7 75 1280X960 60Hz 60 0 60 1280X960 85Hz 85 9 85 12801024 60Hz 64 0 60 12801024 75Hz 80 0 75 12801024 85Hz 91 1 85 1600X1200 60Hz 75 0 60 1600X1200 65Hz 81 3 65 1600X1200 70Hz 87 5 70 1600X1200 75Hz 93 8 75 1600X1200 85Hz 106 3 85 Signal Name Compatibility x x x x x e 0 e eo ol ol 0 0 x00 old 0 0 0 0 e 0 0 0j ox When the input signal resolution is lower than 1024X768 dots enlarge the display When it is higher compress the display e Signals marked with an may become fuzzy if too much vertical keystone compensation is applied When using one of these signals set the keystone compensation so that it does not distort the image E 25 Basic connections To
20. till transportf retaget d Avmontering eller installation av produkten e Ovriga orsaker som inte har n got samband med produktens fel F rpackningsl dor b rv skor batterier externa h ljen CD ROM skivor samt andra tillbeh r som anv nds tillsammans med produkten Avmonterings och installationskostnader Kostnader f r tekniska justeringar inst llning inklusive justering av anv ndarreglagen Dessa kostnader r terf rs ljarens ansvar d r produkten k pts Betalning f r transportkostnader Multi Function LCD F Thank you for purchasing the NEC DT20 LCD Projector Please read this manual carefully in order to use the projector properly After reading this please keep it in a safe place together with the warranty sheet Features Three handy features in a single body The projector for the multimedia age 1 Documents catalogs and other printed matter can be projected directly from the scanner This frees the user from the need to make OHP film inserts for each document 2 Personal computer screens can be projected This allows the user to make detailed presentations using information on a personal computer 3 Videos and DVD images can be projected as they are This aids the user in making visually appealing presentations Easy to understand and simple operation Projection of printed matter personal computer screens and video images can be selected at the push of a button Hig
21. to freeze the projected image when PC or video is selected E 32 E 39 RESIZE Button Press to change the size of the projected image when OHP is selected Press to do automatic synchronous adjustments when PC is selected E 33 E 38 INPUT SELECT Buttons OHP PC1 PC2 VIDEO Press this button to switch the input screen When PC is selected images from the PC input terminal are projected when VIDEO is selected images from the video source input terminal are projected or when OHP is selected an image of the printed matter or document placed on the scanner on the main unit is projected E 29 P in P Button Press to display the image from the video source that is connected in a window on the lower right side of the projected image when PC selected E 15 ZOOM Buttons These buttons adjust the zoom ratio Pressing the C _ button reduces the image and pressing the Ca_ button enlarges the image E 32 38 POSITION Buttons Press to change the orientation of the projected image when OHP is selected Press the C button to reverse the top and bottom of the projected image Press the oe button to switch between vertical display and horizontal display E 31 BRIGHTNESS Buttons These buttons adjust the brightness Pressing the GC button darkens the projected image and pressing the button lightens the projected image VOLUME Buttons Adjust the volume when PC or vide
22. ED OHP STORED OHP STORED OHP STORED AGEP IMAGEP VOLUME VOLUME VOLUME Qn VOLUME IMAGE gt lt 4IMAGE gt VOLUME ous OHP STORED oHpsToneo VOLUME VOLUME lt INAGE gt MAGEP IAGEP VOLUME VOLUME OHP STORED OHP STORED OHP STORED AGEP MAGEP IMAGEP VOLUME VOLUME VOLUME E 36 Basic Operation E Basic Operation of PC or Video Input Main Unit Operation KEYSTONE CH Remote Control Operation KEYSTONE Main Unit Operation O mes O G Remote Control Operation BRIGHTNESS 3 4 5 6 7 8 10 11 13 Adjust the size of the projected image Rotate the zoom adjuster on the projection lens to adjust the size of the projected image Adjust the focus Adjust the focus adjuster on the projection lens until the projected image is sharp Compensate keystone See Compensating Keystone on page E 21 Adjust the brightness Pressing the button or the button on the remote controller darkens the projected image and pressing the button or the button on the remote controller lightens the projected image The Brightness value on the Image Adjustment menus changes in accordance with the brightness adjustment See page E 47 for more information E 37 Main Unit Operation zoom aD Remote Control Operation Gi Main Unit Operation SCROLL Remote Control Operation mn LO Main Unit Operation RESIZE Remote Cont
23. LL RESIZE Sync adjustment m a K Setting 2 MENU SET K Language selection Projection mode POINTER Gmm lt Example When PC input is selected gt 1 2 O Press the A buttons to select the item you want to set Image adjustment Sync adjustment C Setini O Language selection Projection mode lt Example When Sync adjustment is selected gt IO P0 RESIZE ROTATION VeH OHP BRIGHTNESS PC1 PC2 VOLUME VIDEO OHP STORED IMAGE PinP LIVE IMAGE KEYSTONE E 47 Press the button or the button on the Main Unit Operation The menu for the item you want to set is displayed To return to the initial settings when you bought the projector select Standard and press the O button or button in the Image adjustment Sync adjustment Setting or Video adjustment menus z SCROLL m N m Sync adjustment tO Clock ky oa oO e a MENU n m Si 4 1 Go lt Example Sync Adjustment Menu gt Remote Control Operation il When selecting ON or OFF POWER MUTE MENU Menu items that require selection of ON or OFF are Auto power off Start up display and Economy mode For details of these menu items see page E 45 POINTER TYPE REFRESH Lamp usage time 24H RESIZE ROTATION VH Input signal 1024 x 768
24. NEC User s Manual English i Deutsch l Fran ais l italiano l Espanol l Svenska l LIMITED WARRANTY Except as specified below the warranty that may be provided by the dealer covers all defects in material or workmanship in this product The following are not covered by the warranty 1 Any product on which the serial number has been defaced modified or removed 2 Damage deterioration or malfunction resulting from a Accident misuse abuse neglect fire water dust smoke light ning or other acts of nature unauthorized product modifica tion or failure to follow instructions supplied with the prod uct b Repair or attempted repair by non authorized persons c Any shipment of product claim must be presented to the car rier d Removal or installation of the product e Any other causes which do not relate to a product defect 3 Cartons carrying cases batteries external cabinets CDROM or anyaccessories used in connection with the product 4 Removal or installation charges 5 Cost of initial technical adjustments set up including adjustment of user controls These costs are the responsi bility of the dealer from whom the product was purchased 6 Payment of shipping charges GARANTIE LIMITEE Mis a part les point indiqu s ci dessous la garantie pouvant tre couverte par le revendeur comporte l ensemble des d fauts se rapportant au mat riel ou aux travaux d assemblage sur ce pro
25. POSITION ROTATION V lt gt H E 31 Main Unit Operation REFRESH lt gt FREEZE Remote Control Operation REFRESH FREEZE Main Unit Operation N g LIVE IMAGE Remote Control Operation LIVE IMAGE Main Unit Operation f zoom a Remote Control Operation Main Unit Operation SCROLL Remote Control Operation mn Freeze the projected image Press the REFRESH FREEZE button to project a frozen image of the material that you set in step five on the white area of the projected image Close the window Press the LIVE IMAGE button to close the window that is displayed the entire projected image freezes Adjust the zoom ratio You can adjust the zoom between 1x to 2 5x Pressing the 5 button or the _ button on the remote controller reduces the image and pressing the d button or the Ca_ button on the remote controller enlarges the image Move the zooming position Press the arrow buttons on the remote controller to move the zooming position of the image You can move in eight directions Up down left right and diagonally E 32 Main Unit Operation RESIZE Remote Control Operation RESIZE Main Unit Operation S LIVE IMAGE Remote Control Operation LIVE IMAGE Main Unit Operation OHP STORED q MAGE gt VOLUME Remote Control Operation OHP STORED IMAGE Basic Operation Project a full screen imag
26. RGB output connector on PC To analog RGB connector on monitor The connector cable model No differs according to the type of PC To audio output terminal on PC Fix the connector cable using the screw in fasteners To speaker input terminals Terminal panel on the back of the DT20 main unit The personal computer has input terminals for both image and sound for 1 and 2 Hook up the sound and image to the corresponding terminals If they are not hooked up to the corresponding terminals the image and sound will not be output correctly e See page E 11 for information about the input and output terminals Connecting to IBM NOTE and Compatible Signal cable supplied After you have connected the supplied cable check the external CRT output internal LCD output states and set the mode in the software running on the PC The connection with the PC will not be made if you do not set the external CRT output mode E 26 Connecting to a Personal Computer Connecting to an IBM Desktop and Compatible Cable supplied with monitor To RGB OUT terminal Signal Cable supplied When connecting the projector directly to the PC without using the monitor supplied with the PC you can connect by the supplied cable only Connecting to Apple Macintosh Notebook Excluding Power Book Duo 100 140 145B 150 170 Di
27. The largest 509X99 image that can be projected by adjusting the image with the zoom lens Tele The smallest image that can be projected by 203 x 152 adjusting the image with the zoom lens 406 x 305 305 x 229 Projected Image Size 50 102x76 inch cm Width x Height 3 5 7 11 13 13 9 m Projection Distance Installation location e Do not install the projector in excessively hot or cold locations The ambient temperature should be within 0 C to 35 C 32 F to 95 F e Position the projector so that the screen does not directly receive sunlight or other light from other lighting Otherwise the projected image becomes white and is difficult to view In a bright room use a curtain or other means to darken the area around the screen Do not install the projector where it will be subject to excessive humidity dust or cigarette smoke Otherwise image quality may deteriorate as dirt builds up on the lens mirrors and other optical components e Do not install the projector in a small room with poor air circulation or any place where the air vents may be blocked Temperature build up inside the projector may result in fire or a failure Vents are located on the bottom and right side of the projector E 19 E Typical Installation 1 Select the installation site Place the projector on an even and stabl
28. ars and adjustment values are stored to memory if buttons are not operated for about 30 seconds For details of menu adjustment see page E 43 onwards E Buttons and Indicator Lights 2 RESIZE Button POSITIO N m E qy S ICH ES LIVE RESIZE ROTATION V H IMAGE OHP STORED SET a IMAGE gt Description e Press to change the size of the projected image when OHP is selected e Press to do automatic synchronous adjustments when PC is selected Page to see POSITION Buttons Press to change the orientation of the projected image when OHP is selected Press the 6 button to reverse the top and bottom of the projected image Press the button to switch between vertical display and horizontal display LIVE IMAGE Button Press to confirm the projected image while moving the document when OHP is selected SET POINTER Button Press this button to apply a menu item in the menu display Display the pointer when the menu display is not displayed Press it again to hide the pointer OHP STORED IMAGE VOLUME Buttons A maximum of eight pages of images are stored to internal memory when the display is refreshed when OHP is selected Press to access those images Adjust the volume when PC or video is selected Press the CH button to reduce the volume Press the CES button to increase the volume REFRESH FREEZE Button Press to refresh the proje
29. asic Operation Set the object you want to project Open the materials cover and place the document or printed matter you want to project on the scanner A video image of the projected material appears in the window Close the materials cover Objects can be projected even if the materials cover is not closed However unwanted objects will also be picked up making the projected image difficult to view Main Unit O ti Adjust the brightness AA Pressing the Cj button or the button on the remote f Ei Eed controller darkens the projected image and pressing the T eh BRIGHTNESS AAW button or the button on the remote controller lightens C LO the projected image The Brightness value on the Image Adjustment menus Remote Control Operation changes in accordance with the brightness adjustment See page E 43 for more information BRIGHTNESS ER o When projecting dark documents or printed matter adjust to lighten the projected image and when projecting bright documents or printed matter adjust to darken the projected image e e Switch the orientation of the projected image Orient the image in the direction of the document E SE Press the POSITION button to switch the orientation of the ROTATION V lt H projected image O O ROTATION button Flip the projected image top to bottom V H button Switch the image from a vertical to a e horizontal display Remote Control Operation i
30. ause it to cease functioning e Keep the remote sensor away from water Wipe the remote controller immediately if it gets wet e Avoid heat or hot water Remove the dry cells when you are not using the remote controller for a long period of time Do not mix new and old dry cells or use different types of dry cells at the same time e Do not disassemble or heat batteries or throw them into a fire e Follow your local government s disposal instructions for used dry cells e The remote controller may not work when it is used near inverter driven equipment e The remote controller may not work or may work ineffectively when it is used near inverter driven fluorescent lighting e When replacing the batteries buy AA batteries e Ni Cad batteries or other chargeable batteries cannot be used Use manganese batteries or alkaline batteries How to Install the Projector Installation Sequence Check the installation site and image size Install the input Pes Prepare the screen i devices EE Install the projector See Projection Distance and PC video source etc Projected Image Size on page E 19 E Adjusting the Tilt The position and tilt angle of the projected image can be adjusted by adjusting the adjustable feet Press both the left and right tilt adjustment levers to lift the main unit and release them when the desired height is reached You can fine adjust the tilt by turning the
31. bols To alert the user to important safety precautions the following symbols are used in this manual and on the product Make sure you understand what these sym bols mean before operating the projector N WARNING Death or serious injury may result if this warning is ignored A CAUTION Injury or damage to the equipment may result if this warning is ignored NOTE This indicates an item that you should take care of when handling your projector This symbol alerts the user to high voltage that could cause electric shock a Safety Precautions If a fault occurs If you detect smoke or a strange smell or sound immediately disconnect the power cord It is dangerous to continue using the projector after a fault occurs Return the projector to the dealer where it was purchased for repair e Avoid placing the projector near dangerous substances Make sure that no metallic or flammable material can get into the projector through the air vents Do not place any objects containing water on top of or next to the projector If foreign matter gets inside the projector If foreign matter such as water or metal gets inside immediately disconnect the power cord It is dangerous to continue using the projector when foreign matter gets inside Return the projector to the dealer where it was purchased for servic ing Do not remove the cabinet Do not remove the cabinet There are high voltage components in
32. bottom section of the adjustable feet Turning this section counterclockwise raises the main unit and turning it clockwise lowers the main unit Also you can adjust the tilt angle by turning the adjustable foot located on the rear left of the main unit Tilt adjust levers Retracts Retracts Adjustable feet foot Do not tilt the main unit at extreme angles by turning only one side of the adjustable feet Doing so may cause the main unit to slip or fall down resulting in accidents or failures Vent A on the bottom of the main unit takes in air to cool the inside of the projector As air is taken in by large suction force cloth or paper may be sucked in against the vent If this happens the temperature inside may build up and cause an accident or failure The rubber feet may soil the installation surface depending on where the projector is installed E 18 How to Install the Projector E Projection Distance and Projected Image Size Use the following diagrams to determine the projected image size and the type of screen required for any given projector location e The projection distance that provides good focusing is 1 4 m 1 5 yd to 13 9 m 15 2 yd from the front of the lens Install the projector within this range Horizontal Dimension Projected Image Size Dimension Projection Distance I 1 43 m to 13 9 m 1 5 yd to 15 2 yd 610 x 457 Wide
33. cted image when OHP is selected Press it again to refresh the projected image if you have switched or moved the document Press to freeze the projected image when PC or video is selected E 14 POWER Button Part Names and Functions Remote Controller POSITION RESIZE ROTATION VeoH BRIGHTNESS PC1 PC2 VOLUME VIDEO OHP STORED IMAGE PinP LIVE IMAGE KEYSTONE Description Press this button to turn the lamp on or off Only this button can be used when the lamp is off Page to see E 20 29 41 POINTER TYPE Button Press this button to select a pointer type E 34 39 POINTER SET Button Press this button to apply a menu item in the menu Display the pointer when the menu is not displayed Press it again to hide the pointer E 48 E 34 38 SCROLL Button Set and select the variable and adjustable values on the menu display Move the zoom position when using the zoom display Move the pointer when the pointer is displayed E 47 E 32 38 E 34 38 MUTE Button Press to stop projecting the image without turning off the lamp Press it again and the image will reappear E 34 40 MENU Button Press this button to display the menu display or select menus E 42 REFRESH FREEZE Button Press to refresh the projected image when OHP is selected Press it again to refresh the projected image if you have switched or moved the document Press
34. d Set logo in Mute mode on the Setting 2 menu page E 45 While the image is muted the projecting image gM icon is displayed on the top right side of the screen After the projected image has been muted for a certain amount of time about 15 minutes it automatically goes into standby E 34 Basic Operation Document Orientation and Scan Size Place the document or printed matter face down at the orientation shown in the figure below Q o Se od od O e000 oso The maximum size that documents or printed matter can be scanned is 216 mm 8 5 in vertical and 288 mm 11 3 in horizontal For this reason the projected sizes are as follows when an A4 size sheet of paper is placed at the respective orientations Shaded section is the projected area A4 horizontal orientation 297 mm 11 6 in paper size 288 mm 11 3 in scan size oh N N HR c D bd bei 9 S aja S Ss 2 E E Ko 2 N A a Lat Parts protruding outside the scan area are not projected on the screen To project these parts move the paper Displaying Live image in the window While it is possible to display Live images in the window the Live image is low resolution and is displayed against a background of a high definition frozen image on the main part of the projected image When the window is displayed the BRIGHTNESS V H and
35. d result in rupture or leakage and could cause fire and injury Do not heat break open burn or immerse the batteries Battery rupture or leakage could cause fire and injury Servicing and cleaning Have the internal components cleaned by a retailer about once a year There is a risk of fire or faulty operation if the inside of the projector gets dusty and is not cleaned for a long time For best results the projector should be serviced before the wet season brings damp conditions Cleaning charges are at the discretion of the retailer If not using the projector for a long period If you do not plan to use the projector for a long time disconnect the power cord for safety Disposal Follow the recommendations of your local authority when disposing of the projector Transporting the projector Use the special packaging when transporting the projector The manufacturer cannot accept responsibility in the event of damage or accident if other packaging is used Use the special packaging no more than two times Repeated usage reduces the shock absorbency of the packaging and can lead to damage or accident Contact the retailer if you require new packaging Lamp implosion An AC type New Super High pressure lamp is used in this projector and it is rare for the lamp to explode during use The lamp is also designed to forcibly turn off because there is a high possibility that the lamp will break if it is used beyond the lamp usage of
36. duit Les points suivants ne sont pas couverts par la garantie 1 Les produits dont les num ro de s rie a t effac modifi ou retir 2 Dommages d gats ou dysfonctionnement suite a a Un accident mauvaise utilisation abus n gligences incendies d gats d s aux eaux la poussi re la fum e aux clairs ou autres ph nom nes naturels une modification non autoris e du produit ou la non conformit aux instructions fournies avec le produit b R paration ou tentative de r paration par des personnes non autoris es c Toute exp dition du produit les plaintes doivent tre adress es la soci t de fr t d D montage ou installation du produit e Toute autre cause ne se rapportant pas un d faut du produit 3 Les cartons bo tes piles caissons externes CDROM ou tout autre accessoire utilis avec ce poduit 4 Prix de d montage ou d installation 5 Co t des r glages techniques de base mise au point incluant les r glages des commandes utilisateurs Ces co ts sont plac s sous la responsabilit du revendeur aupr s duquel le produit a t achet 6 Paiement des frais de transport BESCHRANKTE GARANTIE Au er in den unten beschriebenen F llen deckt die vom H ndler unter Umst nden gew hrte Garantie alle Material oder Herstellungsfehler dieses Produktes ab In den folgenden F llen wird keine Garantie gew hrt 1 Wenn die Seriennummer des Produktes unleserlich
37. e When projecting a vertical image press the RESIZE button to switch between a projected image that fills the screen from side to side or to one that fills the screen from top to bottom You can switch them even when adjusting the zoom Make the projected image live There are the two following methods to move the document while checking the projected image Make the window live Set Window in Movie mode in the quick menu page E 51 Pressing the LIVE IMAGE button displays live images in the window on the bottom right of the image Make the entire image live Set Full in Movie mode in the quick menu page E 51 Pressing the LIVE IMAGE button displays live images on the entire projected image at about 1 frame per second In this setting the image doesn t change even if you press the LIVE button View OHP STORED IMAGE When you press the REFRESH button and the image freezes a maximum of eight pages of the OHP images are stored on the internal DT20 memory Press the OHP STORED IMAGE button to view and change the stored images on the internal memory See page E 40 for details lt button Display the image previous to the currently displayed image from stored image p gt button Display the image following the currently dis played image from stored image You can switch the stored images from the quick menu page E 51 when viewing the OHP stored image e Pressing the POWER button and goi
38. e EN60950 TUV GS Approved C e Specifications and designs are subject to change without prior notice in order to improve the product For additional information visit US http www necvisualsystems com Europe http Awww nec europe com Global http www nec pj com LCD panels are inherently susceptible to pixel defects For additional information regarding pixel data please contact your local NEC sales office The specifications are subject to change without notice E 58 NEC Printed in Japan 7000547 RO1N
39. e E 15 Remote Control Operations a E 17 Battery Replacement A E 17 How to Install the Projector E E 18 Installation Sequence isinna oaeen aa eaae keea aa va Eana rE Ta E 18 Adjusting the HIE E 18 Projection Distance and Projected Image Size E 19 Belle lu UE e EE E 20 Compensating Keystone a E 21 Connecting to a Personal Computer E 22 Connecting to a Personal Computer E 22 About RGB Video Output E 23 When Images on the Personal Computer Screen are not Projected E 24 Input Signal Compatibility Table PC video input terminal E 25 Connecting to a Video Source or DVD Player E 28 Basie Operation geste dee ee EEN E 29 Preparation uu aS ua a i AEEA AEA dice aetna E 29 Basic Operations in the OHP Mode E 30 Basic Operation of PC or Video Input E 37 HOW e TEEN E 41 Performing Various Adjustments AAA E 42 Men Structure NENNEN E 42 Description of Menu ItOMS l u uu E 43 Basic Operation a E 47 QUICK Men u am nan aa Ga esl DM Ee E 51 Description of Menu Items u uu E 51 Eau E 52 Fault Hrotechopn uy a pian a i dene AS iene EAE EES eae E 52 Lamp Unit Replacement u uu E 54 Cleaning the Air Filter E 56 Tro bleshootiflg u u auuasssuqussaausaqusaahayakasaaunhiuwaaykhaqaykaa qayqa E 57 Ee e E 58
40. e image is muted from the following two images Project a completely black image while the projected image is muted Set Black in Mute mode on the Setting 2 menu page E 45 While the image is muted the projecting black image icon is displayed on the top right side of the projected image Project an arbitrary image while the projected image is muted Set logo in Mute mode on the Setting 2 menu page E 45 While the image is muted the projecting image gM icon is displayed on the top right side of the projected image After the projected image has been muted for a certain amount of time about 15 minutes it automatically goes into standby E 40 Basic Operation E How to Quit 3 o0 ooo 600 00 o Oo 00 O p ead eg SI 2 Set Ee Main Unit Operation Turn the lamp off i Press the POWER button Hold down for at least one ROMERO second Press POWER button again to turn off is displayed on the Remote Control Operation projected i POWER Press the POWER button again The LAMP COVER LED blinks green and then goes out after about one minute The ON STANDBY LED lights red The lamp will not turn on even if you press the POWER button if the LAMP COVER LED is blinking green To turn the lamp on again press the POWER button again after the ON STANDBY LED lights red Disconnect the power cord ON STANDBY The ON STANDBY LED
41. e lamp is on E 29 41 INPUT SELECT Buttons OHP PC1 PC2 VIDEO Press this button to switch the input screen When PC is selected images from the PC input terminal are projected when VIDEO is selected images from the video source input terminal are projected or when OHP is selected an image of the printed matter or document placed on the scanner on the main unit is projected Pressing on the PC1 PC2 button when PC input is selected switches between PC input 1 and PC input 2 E 29 KEYSTONE Button Press this button to compensate keystone MUTE Button Press to stop projecting the image without turning off the BRIGHTNESS Buttons lamp Press it again and the image will reappear These buttons adjust the brightness Pressing the G button darkens the projected image and pressing the Fy button lightens the projected image E 12 ZOOM Buttons Part Names and Functions These buttons adjust the zoom ratio Pressing the 43 button reduces the image and pressing the button enlarges the image E 32 38 MENU Button Display the menu display E 42 SCROLL Button Set and select the variable and adjustable values on the menu display Move the zoom position when using the zoom display Move the pointer when the pointer is displayed E 47 E 32 38 E 34 38 Once a menu or an adjustment is displayed their display automatically disappe
42. e surface such as a table RE be EKSS power POWER 2 Connect the power cord supplied and press the C button or button 3 Turn the direction of the lens so that it is perpendicular to the screen Turn the unit to the left or right so that the top and bottom lines of the projected image are parallel 4 Adjust the adjustable feet to move the projected image to the desired height Adjust the tilt angle between 0 to 7 The position of the projected image can be moved up or down by adjusting tilt E 20 How to Install the Projector E Compensating Keystone If the projected image is distorted you can eliminate the distortion by doing keystone compensation How to Compensate Keystone Keystone KEYSTONE O KEYSTONE Press the O button or the O button on the remote controller to display the Keystone menu T Press the button to make the top of the projected image narrower ll WEILER Press the v7 button to make the bottom of the projected image narrower ll EBB e ee il be 2 Press the lt button to make the left side of the projected image narrower Ree eee Press the gt button to make the right side of the p
43. ed properly e Keystone compensation may be applied The image is blurred e Check the focus e Make sure that the projection distance is within the focusing distance e Keystone compensation may be applied Verify whether the lens cap is on The image is flickering e Adjust Phase in the Sync Adjustment menu The image is out of alignment e Check the setting of the Sync Adjustment menu The color is out of alignment e Adjust Phase in the Sync Adjustment menu No sound e Make sure that the setting in the Volume menu is not set to minimum The cabinet produces a cracking sound A sound is produced when the cabinet slightly expands or contracts due to the changes in the room temperature This will not affect projector performance The TEMP LED lights up or blinks e Follow the procedures for protection against overheating The LAMP COVER LED lights red e Make sure that the air filter is not disconnected e Make sure that the lamp unit cover is in place e Check whether the lamp usage has exceeded 1500 hours The remote controller does not work e Make sure that the battery is not blown or worn e Make sure that other light from lighting for example is not entering the remote control sensor e Make sure that the remote control sensor of the main unit is not obstructed e Make sure that the projector is not installed near inverter driven equipment The image
44. gemacht ge ndert oder entfernt worden ist 2 Bei einer Besch digung Beeintr chtigung oder Funktionsst rung die aus folgenden F llen resultiert a Unfall falscher Gebrauch Missbrauch Fahrl ssigkeit Feuer Wasser Staub Rauch Blitzeinschlag oder andere Naturereignisse nicht autorisierte Ver nderungen des Produktes oder die Missachtung der dem Produkt beigef gten Anleitung b Reparatur oder der Versuch einer Reparatur durch nicht autorisierte Personen c Jeglicher Transport des Produktes die Haftung liegt in diesem Fall bei der den Transport durchf hrenden Person d Entfernung oder Installation des Produktes e Jegliche andere Ursachen die nicht mit einem Defekt dieses Produktes zusammenh ngen 3 Verwendung von Kartons Transportkisten Batterien AuBengehausen CD ROMs oder anderem Zubeh r zusammen mit diesem Produkt 4 5 6 Entfernungs oder Installationsforderungen und kosten Kosten der technischen Anfangseinstellungen Setup einschlieBlich der Einstellungen der Benutzersteuerungen Diese Kosten sind vom H ndler zu tragen von dem das Produkt erworben wurde Bezahlung von Transportkosten GARANZIA LIMITATA A parte la specificazione seguente la graanzia che potrebbe essere fornita dal rivenditore copre tutti i difetti di materiali o nella lavorazione in questo prodotto seguenti non sono coperti dalla garanzia Te Ogni prodotto che ha il numero seriale difettoso modificato o rim
45. h cost effective resource saving design OHP film inserts no longer need to be made which saves wasted time and expense Super Slim Stylish Body Full OHP functions based on advanced technology built in to a super slim chassis It fits anyplace when you re using it and when you need to put it away Expressive color images The projector is equipped with a high resolution 2 million pixel single array color CCD camera This allows subtle midtones in color documents to be reproduced faithfully and sharp as projected images in full color 16 770 000 colors Enlarged display without changing the size of the projected image When projecting documents such as catalogs and word processor documents containing small text that have not been made specially for presentations the document can be enlarged without changing the size of the projected image for easier viewing Provided with display functions for compressed or enlarged PC screen Screens of resolution more than 1024 x 768 dots are displayed compressed to 1024 x 768 dots without any loss in character quality Lower resolutions such as 640 x 480 can also be enlarged to 1024 x 768 dots About Trademarks IBM and PC AT are trademarks or registered trademarks of International Business Machines Corporation Macintosh and Power Book are trademarks of Apple Computer Inc Windows is a trademark of U S Microsoft Corporation E 2 Warnings and Safety Precautions Warning Sym
46. his appears when the cumulative usage time of the lamp is more than 1400 hours When Lamp usage time on the menu display has reached 1400 hours the LAMP COVER LED blinks red The lamp usage time is displayed in the Setting 1 menu for confirmation For details see page E 45 When the LAMP COVER LED is on red without the lamp lighting When the cumulative usage time of the lamp is more than 1500 hours ON zue N A ISCOVER TEMP Do not replace the lamp unit immediately after you have turned the projector off The lamp becomes very hot and may cause a burn injury Turn off the lamp disconnect the power cord from the power outlet and then wait at least one hour before replacing the lamp Do not touch the lamp with your hands This may result in reduced brightness or reduced lamp life This projector contains many glass components e g a lamp and mirrors If these glass components break handle them with care to prevent personal injury from glass fragments Contact your dealer or an NEC qualified service presonnel for repair e This lamp unit is not compatible with the lamp unit for DT 100 Specify the exclusive lamp unit DTO2LP Procedure 1 Remove the lamp unit cover Loosen the lamp unit cover screws using a flathead screwdriver E 54 Maintenance 2 Loosen the lamp unit retaining screws Loosen the lamp unit screws 2 pieces 3 Draw ou
47. iones del producto sin autorizaci n fallas en el seguimiento de las instrucciones suministradas con el producto b Reparaci n o intentos de reparaci n por personas no autorizadas c Cualquier env o del producto el reclamo debe presentarse al transportador d Remoci n o instalaci n del producto e Cualquier otra causa que no este relacionada con un defecto del producto Cartones estuches de transporte pilas gabinetes externos CDROM o cualquier accesorio utilizado en conexi n con el producto Costos por instalaci n o remoci n Costo de los ajustes t cnicos iniciales configuraci n incluyendo el ajuste de los controles de usuario Estos costos son responsabilidad del distribuidor donde se adquiri el producto Pago de los costos de env o BEGRANSAD GARANTI Garantin som ges av terf rs ljaren t cker alla brister i material och utf rande med undantag av vad som anges nedan F ljande t cks inte av garantin 1 2 Produkter vars serienummer har blivit ol sligt modifierats eller tagits bort Skador f rs mring eller felfunktion som beror p a Olyckor fel bruk missbruk vansk tsel brand vatten r k stoft ska eller annan orsak som beror p naturen icke auktoriserad modifikation av produkten samt underl tenhet att f lja anvisningarna som l mnas med produkten b Reparationer eller f rs k p reparation av icke auktoriserade personer c Transportskador dessa b r riktas
48. l stop When the TEMP LED goes out normal operation continues If the TEMP LED blinks for more than 10 seconds and the operating status does not change the LED stops blinking and stays on and the lamp turns off E 52 Maintenance When the power fails all LEDs are off when the power is turned ON O Action 1 Disconnect the power plug from the power outlet 2 Check the following and take corrective actions a as 35 C oer Use your projector within an ambient temperature of 0 C to 35 C 32 F to 95 F Are any vent holes blocked Place your projector away from walls and other objects See Do not block the air vents on page E 4 A probable cause is an internal circuit problem gt Call qualified service personnel E 53 E Lamp Unit Replacement The target replacement time of the lamp used on this projector is 1400 hours This may be shortened depending on the conditions of use Since there is a high possibility of lamp explosion if the cumulative usage time exceeds more than 1500 hours the power to the lamp is cut off at 1500 bourse In the following instances where the cumulative usage time of the lamp is more than 1400 hours replace the lamp unit sold separately When the projected image becomes dark or projected colors are unsatisfactory the lamp has reached the end of its life In this case replace the lamp unit When the message shown below is displayed while the lamp is on T
49. ll reduce the effectiveness of the air filter Do not forget to install the air filter If the projector is left without the air filter installed dust may enter the projector and cause dirty projected images When the air filter becomes damaged be sure to replace it with a new one sold separately If the projector is used with the air filter damaged dust may enter the projector and cause dirty projected images The lamp will not light unless the air filter is mounted E 56 Troubleshooting If you think a problem has occurred check the following items before asking for a repair Symptom Power is not on To be Checked Verify that the power cord is connected The projection lamp does not light e Verify that the lamp has not blown Verify that the lamp unit cover is installed e Verify that the air filter is installed e Verify the internal temperature The lamp does not light due to a protection control if the temperature is too high Verify that the lamp usage time is less than 1500 hours No image is displayed Verify the selection of the connected input e Verify that the cable for the connected device is appropriately connected Verify sure that Brightness or Contrast in the Image Adjustment menu is not set to minimum Verify that the resolution on the PC is correctly set e Verify the functions of the PC The image is distorted e Verify that the projector is plac
50. may not be positioned correctly or the display may be compressed when personal computer input is selected e Press the RESIZE button to do automatic synchronous adjustment e Make adjustments on the Synch adjustment menu E 57 Specifications Specifications Model Name DT20 a ER OD 3 primary Color LCD Shutter Projection Type LCD Panel Size 1 0 inches x 3 Panels Aspect Ratio 4 3 Drive System Poly Silicon TFT Active Matrix with Micro Lens Array Number of Pixels 786 432 pixels 1 024 x 768 dots x3 Arrangement Stripe Projection Lens Manual Zoom 1 to 1 25x f 36 5 mm to 45 6 mm F1 7 to 2 2 Specification Optical Source 260W Super High pressure Mercury Lamp Image Size 32 300 inches diagonal projection distance 1 4 to 13 9 m Color Reproducibility Full color 16 770 000 colors Brightness 2800 ANSI lumens Scan Frequency Horizontal 21 to 80 kHz Vertical 50 to 85 Hz Maximum Resolution At RGB signal input 1 024 x 768 dots Compressed display of 1 600 x 1 200 dots is possible OHP Scanner 2 Mega pixels color CCD camera 288 mm x 216 mm 11 3 in x 8 5 in PC Signal system Separate Signal System Analog Video signal Analog 0 7Vp p 75Q RGB Input Sync Signal Separate composite TTL Level positive negative Sync on green 0 3 Vp p Negative Terminal Panel 15 pin Mini D sub 2
51. ment Red xl aaa Blue D2 Image mode Standard Natural Gamma PHOTO TEXT lt lmage Adjustment Menu gt Menu Item Red Setting Item 100 100 Description Adjusts the depth of the color red Blue 100 100 Adjusts the depth of the color blue Image mode Standard Natural If you want to display an image that has high contrast and sharpness select Standard if you want to reproduce colors that are close to the original select Natural PHOTO TEXT Sync Adjustment only when PC input is selected Sync adjustment Clock Wd oo EL Phase oioi a a Horizontal Date Gs SI Vertical o m m BI lt Sync Adjustment Menu gt Menu Item Clock Setting Item 100 100 The TEXT setting compensates for text documents and the PHOTO setting compensates for photo documents Select the setting to suit the document you are projecting Description Adjusts the horizontal size of the image Phase 100 100 Adjusts noise and flickering Horizontal 100 100 Adjusts the horizontal position of the image Vertical 100 100 Adjusts the vertical position of the image Menu items sometimes cannot be adjusted within the range 100 to 100 depending on the PC input signal E 44 Setting 1 Lamp usage time 24H Input signal 1024 x 768 48 6KHz 60Hz Aut
52. mpatible with smart cable lock and other security wires Contact the following for more information about the products 7mm 1998 Kensington Technology Group 3mm 1S Kensington Technology Group 2855 Campus Drive San Mateo CA 94403 U S A Phone 650 572 2700 Fax 650 572 9675 E 9 Scanner Speakers Place documents or printed matter here to project images when OHP is selected See page E 31 Power Cord connecter Connect the power cord into this terminal See page E 20 Sensor J cD pil gt mar Adjustable Feet SCH Sg Adjustable Feet Air Vent B Air is discharged from the inside to the outside through this vent I O Terminal Panel Connection terminals for a PC or video source are located here See page E 11 Lamp Unit Cover bottom of main unit The scanner lamp unit is housed inside this cover See page E 54 E Terminal Panel PC Video Input Part Names and Functions Input terminal for the PC analog RGB signals Two personal computers can be connected PC Audio Input Audio input terminal for a PC stereo compatible Two personal computers can be connected RGB Video Output When OHP is selected OHP images are output When PC VIDEO input is selected input PC video is output as it is During standby RGB IN1 images that are input from the personal computer are output directly Test maintenance This exclusive terminal is used when performing maintenance and
53. n f7 COMPAQ CONTURA ARMADA DELL LATITUDE The above table summarizes conditions that have occurred to date it is not a comprehensive summary of all connections Company names and product names listed in the above table are trademarks or registered trademarks of respective companies Images are not projected correctly even though they are displayed normally on the notebook PC screen 1 Verify the functions of the notebook PC Even if the LCD screen of a notebook PC displays normal images the projected images may be displayed incorrectly In most cases because of the limitations of the notebook PC the simultaneous display function the external output signals are sent out simultaneously while the images are displayed on the PC screen produces signals which do not satisfy the standard specification and are outside the range supported by the projector In this case the incorrect display images can not be corrected even if the fine adjustments are made at the projector side The correct images may be projected if only external output signals are provided without using the simultaneous display Refer to the user s manual of your notebook PC for details E 24 Connecting to a Personal Computer E Input Signal Compatibility Table PC video input terminal The DT20 supports the signals marked by in the following table Note that on some PC mod els flickering and blurring occur in the projected image If
54. ng into standby erases the OHP stored images The brightness can not be adjusted when viewing OHP stored image Adjust the brightness before pressing the REFRESH FREEZE button E 33 Main Unit Operation Display the pointer i Press the SET POINTER button to display the pointer Press v S it again to hide the pointer O Press the SCROLL button to move the pointer POINTER Remote Control Operation PONT i O Adjusting the zoom or the brightness while the pointer is displayed may cause it to disappear momentarily but it will reappear after a short time Select the type of pointer Remote Control Operation You can switch the type of pointer with the POINTER TYPE Bp button on the remote controller Select from X or You can also select the type from Pointer type on the Setting 2 menu See page E 45 for details Main Unit Operation Mute the image Press the MUTE button to stop projecting the image without MUTE R turning off the lamp You can select the image projected while the image is muted from the following two images Project a completely black image while the projected Remote Control Operation image is muted SNE ee eve Set Black in Mute mode on the Setting 2 menu page MUTE E 45 While the image is muted the projecting black image Cl icon is displayed on the top right side of the projected image Project an arbitrary image while the projected image is mute
55. nit be sure to replace the air filter as well See page E 56 e The lamp can be disposed as a regular household fluorescent light follow the disposal procedure recommended by the local government E 55 Cleaning the Air Filter The air filter is an important part as it keeps the optical components inside your projector free from dirt and dust A clogged air filter can cause the temperature to rise inside your projector and the fan speed to increase This in turn may reduce lamp life or cause the projector to malfunction The air filter should be cleaned regularly about once a month if the projector is used four hours a day Replace with a new air filter if it is difficult to remove dust and dirt from the air filter Procedure 1 Remove the air filter To remove the air filter press down on the claw on the air filter while pulling it outwards 2 Vacuum the sponge to take off dust Vacuum the outside surface of the sponge as shown in the illustration 3 Mount the air filter Follow step 1 in reverse order Press it in until you hear a click sound Caring for the Air Filter and Cautions Do not wash the air filter with water or other liquids This may cause the filter to clog Do not wipe the air filter with a cloth or a wet rag as this too may cause the filter to clog e Always vacuum from the outside of the air filter If you vacuum from the inside of the air filter this wi
56. o is selected Press the button to reduce the volume Press the button to increase the volume OHP STORED IMAGE Buttons A maximum of eight pages of images are stored to internal memory when the display is refreshed when OHP is selected Press to access those images KEYSTONE Button Press this button to compensate keystone LIVE IMAGE Button Press to confirm the projected image while moving the document when OHP is selected E 16 Part Names and Functions E Remote Control Operations e Use the remote control within about seven meters 7 7 yards from the remote control sensors on the front and rear sides of the projector and within 10 degrees to the left and right This distance may become shorter as the battery wears down e The remote controller does not work if there are obstacles between the remote control and the remote sensor on the main unit E Battery Replacement 1 Remove the battery compartment cover by pushing in the claw and lifting the cover up 2 Install two batteries in the battery com partment making sure that they are aligned as indicated by the and marks 3 Return the battery compartment cover to its original position Handling the remote controller Do not subject the remote controller to such severe impact as dropping it on the floor Doing so may damage it and c
57. o power off ON Start up display ON OFF Economy mode ON OFF wam lt lt Setting 1 Menu gt Menu Item Auto power off Setting Item ON OFF Basic Operation Description Sets the auto power off function ON OFF When auto power off is set to ON the projector automatically goes to standby mode if no signals are input for a fixed period of time about 15 minutes Start up display ON OFF Sets whether or not to display the Logo while the lamp is on Economy mode ON OFF Sets the lamp in Economy mode In the Setting 1 menu the currently set input signals and lamp usage time can be displayed for confirmation Setting 2 Pointer type x e J RGB OUT select PO OHP OHP Mute mode Black Logo lt Setting 2 Menu gt Menu Item Pointer type Setting Item Description Selects a type of pointer from among the three types RGB OUT select PC OHP OHP When PC OHP is selected If the input selection is OHP then the image is output as an OHP image for which the timing is changed to XGA 60Hz on page E 23 If the input selection is personal computer video then the personal computer image is a straight through output When OHP is selected No matter what input selection is made OHP images are output at XGA 60Hz timing on page E 24 Mute mode E 45 Black Logo Sets the image to be displayed when the
58. osso 2 Danni deterioramento o malfunzionamento risultanti da 6 a Incidenti abuso cattivo uso negligenza fuoco acqua polvere fumo fulmini o altri atti naturali di tipo naturale modifiche inautorizzate del prodotto o errori nel seguire le istruzioni fornite con il prodotto b Riparazioni o tentativi di riparazioni effettuati da persono non autorizzate c Qualsiasi trasporto del prodotto i reclami devono essere presentati dal corriere d Rimozione o installazione del prodotto e ogni altra causa non relativa ad un deficit del prodotto Cartoni scatole di trasporto batterie armadietti esterni CDROM o qualsiasi altro accessorio annesso al prodotto Carichi di rimozione o installazione Costi di aggiustamenti tecnici iniziali set up includendo i comandi di regolazione Il rivenditore dal quale avete acquistato il prodotto responsabile di ci Pagamento delle spese di consegna GARANTIA LIMITADA A excepci n de lo que se especifica abajo la garant a que puede ser suministrada por el distribuidor cubre todos los defectos en material o elaboraci n en este producto Lo siguiente no es cubierto por la garant a 1 2 6 Cualquier producto en el cual el n mero serial haya sido desfigurado modificado o removido Da os deterioro o malfuncionamiento resultado de a Accidente mal manejo abuso negligencia fuego agua polvo humo rel mpagos u otros fen menos naturales modificac
59. ow is selected The window on the bottom right side of the projected image shows the video image The document scanning speed is 20 frames per second Scanner lamp ON OFF Sets whether the OHP scanner lamp is on or off Stored images clear all Deletes the entire OHP stored images from the internal memory If the ambient temperature is low when the scanner lamp is turned ON the OHP images will appeara little red When the OHP stored image Is Displayed QUICK MENU K Display the next stored image Display the previous stored image Stored images clear all lt When PC Input Is Selected QUICK MENU Picture in Picture 1 OFF No quick menu Menu Item Display the next stored image Setting Item Description Displays the image following the currently displayed image from stored image Display the previous stored image Displays the image previous to the currently displayed image from stored image Stored images clear all Menu Item Picture in Picture Setting Item ON OFF Deletes the entire OHP stored images from the internal memory Description Set this item to ON todisplay images from the video source that is connected in the window on the lower right side of the projected image Does not display without input from the computer When VIDEO Input Is Selected E 51 Maintenance
60. resulting in malfunctions Do not bump the projector e Avoid bumping the projector when moving or handling Shocks can cause damage E 4 Care of the projector To prevent risk of accidents always disconnect the power plug before clean ing the projector Clean the lens surface with a commercial blower or lens cleaning paper Wiping with tissue paper or a handkerchief can damage the lens To clean the cabinet operation panel and glass surface wipe gently with a soft cloth For particularly dirty spots soak the cloth in a neutral detergent mixed in water wring out well and wipe off the dirt then use a dry cloth to wipe dry Do not wipe the projector with any volatile solvent such as benzine or thinner Solvents can cause surface deformation or flaking of the paint If using an impregnated cloth follow the instructions e Avoid scratching the glass surface Take care not to scratch the glass surface of the scanner with hard or pointed objects Scratches on the glass may distort the projected image e Batteries When inserting batteries in the remote control note the polarity plus and minus signs and insert correctly as indicated Inserting a battery in a wrong direction can cause rupture or leakage and could result in fire and injury or soil the surrounding area Do not use batteries other than the type specified for the equipment Do not use a new battery and an old battery together Incorrect battery usage coul
61. rojected image narrower A MENU m Press the O button or the button on the remote controller to return to 0 No compensation e When keystone compensation is performed the resolution at the edges of the projected image is reduced making small characters difficult to read To prevent this place the projector on as level a surface as possible and set the Keystone menu to 0 No compensation e As image processing is performed for keystone compensation displayed images characters etc are displayed slightly blurred when keystone compensation is used compared with when it is not used e When displaying an image with VGA resolution less than 640 x 480 pixels with a excessive horizontal keystone compensation may cause parts of the image to become fuzzy See page E 25 for more information e The degree to which keystone compensation can be adjusted depends on the image signal e If the horizontal value is adjusted to its largest or smallest the vertical adjustment value can not be moved in the plus direction when doing keystone compensation E 21 Connecting to a Personal Computer Cautions on Connection e Before connecting other devices turn off each device to protect the projector and other connected devices e For details of how to connect and use devices connected to the projector refer to the Users Manual for each device e Sometimes images are not
62. rol Operation RESIZE Main Unit Operation v ET POINTER Remote Control Operation MN O Adjust the zoom ratio You can adjust the zoom between 1x to 4x Pressing the lt j button or the Ct button on the remote controller reduces the image and pressing the S button or the button on the remote controller enlarges the image Move the zooming position Press the arrow buttons on the remote controller to move the zooming position of the image You can move in eight directions Up down left right and diagonally Synchronized Adjustments Press the RESIZE button to do automatic synchronous adjustments of each setting to the most suitable status on the Sync Adjust menu Page E 44 Display the pointer Press the SET POINTER button to display the pointer Press it again to hide the pointer Press the SCROLL button to move the pointer Adjusting the zoom or the brightness while the pointer is displayed may cause it to disappear momentarily but it will reappear after a short time E 38 Basic Operation Remote Control Operation Select the type of pointer You can switch the type of pointer with the POINTER TYPE em button on the remote controller Select from x or You can also select the type from Pointer type on the Setting 2 menu See page E 45 for details Main Unit Operation Adjust the volume Press the CH button to reduce the volume PA
63. side and touching these parts could cause electric shock or damage the equipment e Handle the power cade safely Do not place any heavy objects on top of the power cord Damage to the power cord can cause wire breakage fire or electric shock Do not pull the power cord when disconnecting the power plug Pulling the cable may break the wires or cause fire or electric shock Always hold the plug itself when pulling it out of the power outlet Do not damage the power cable If the power cord is damaged e g the core is exposed or cut contact the sales office of purchase charged it could cause fire or electric shock if you continue using the damaged power cord E 3 Do not look through the lens Do not look through the lens into the projector during operation The powerful rays passing through the lens could damage the eyes Do not put the projector in unstable places Do not put the projector in unstable places such as on unstable desks or slopes Doing so could cause the projector to drop or turn over resulting in injury e Do not use any voltages other than specified Do not use any voltages other than specified Doing so could cause fire or electric shock Do not disassemble the alkaline batteries Do not short circuit disassemble or burn the alkaline batteries Doing so could cause the alkaline solution to leak which could cause eye injury as well as cause a fire or damage the surrounding area
64. splay adapter Signal cable for Power Book supplied Conversion adapter To RGB IN1 not supplied or RGB IN2 terminal e When connecting the Power Book Duo the Duo Dock or Mini Dock is required e The Power Book display adapter is sometimes not supplied with the Power Book If it is not supplied buy a separate display adapter from a Macintosh computer store Apple M3927LL A or equivalent E 27 E Connecting to a Video Source or DVD Player Images from a video source or DVD player can be projected on a large screen L eem vipEO Terminal panel on the back of the DT20 main unit To Video Output Terminal To Audio Output Terminal S DVD Player Video Source e When both VIDEO and S VIDEO are connected S VIDEO is given higher display priority e Before using the video source or DVD player close the materials cover Otherwise the glass on the scanner may vibrate and cause a rattling sound E 28 Basic Operation Basic Operation E Preparation G owo 2000 Boo oOc0c O Connect the power cord The projector is in the standby mode and the power indicator aie LED lights red e STANDBY e e LAMP COVER O TEMP Press the POWER button The fan spins the LED lights and the ON STANDBY LED lights green The LAMP COVER LED lights green If the LAMP COVER LED lights red after turning on the POWER
65. sts the depth of the color blue Sharpness 1 5 Adjusts image sharpness The higher the number goes the more clear the image becomes The standard is 3 Image mode Standard Natural If you want to display an image that has high contrast and sharpness select Standard if you want to reproduce colors that are close to the original select Natural Sharpness is especially effective when the images are enlarged and zoomed or if keystone compensation has been done Image Adjustment when VIDEO input is selected Image adjustment Contrast Wgl lt Een P 3 Brightness f r D Sharpness RF L D Image mode Standard Natural K Standard lt lmage Adjustment Menu gt qaz Menu Item Contrast Setting Item 100 100 Description Adjusts the contrast of the projected image Brightness 100 100 Adjusts the brightness of the projected image Color 100 100 Adjusts the color of projected images Sharpness 0 6 Adjusts image sharpness Hue 100 100 Adjusts the hue of projected images Image mode E 43 Standard Natural If you want to display an image that has high contrast and sharpness select Standard if you want to reproduce colors that are close to the original select Natural Image Adjustment when OHP is selected Image adjust
66. t the lamp unit Hold the handle and lift the lamp unit upward 4 Install a new lamp unit Hold the lamp unit and push it in Make sure that the two positioning protrusions fit properly into the holes Tighten the two lamp unit retaining screws Align the three tabs on the lamp unit cover with the slots on the projector to attach it Then tighten the two lamp unit cover retaining screws e 5 Reset the lamp usage time e PCIPC2 VIDEO Perform the following in the standby state t the button held down OO t The LAMP COVER LED then blinks green A CAUTION Do not reset the lamp usage time without replacing the lamp The probability of a lamp explosion increases if the cumulative usage time of the lamp is more than 1500 hours emeng 6 Verify that the display of lamp usage time in the Lamp Setting menu is 0H as shown to the left lt mana If the lamp usage time is not reset reset it by repeating etc Sep D N CAUTION Be sure to reset the lamp usage time after replacing the lamp Otherwise the correct usage time cannot be known When the display exceeds 1500 hours the power to the lamp is forcibly turned off regardless of the lamp s life e As a safety precaution the lamp does not turn on unless the lamp unit cover is installed e The lamp unit sold separately comes with an air filter as part of the lamp kit When replacing the lamp u
67. wer Mac 6100 have no monitor output terminal Adapter sold separately Power Book exclusive adapter Apple Power Book Video Adapter Cable M3927LL A or equivalent It may be provided with the Power Book E 22 Connecting to a Personal Computer About the PC Input and Output The 15 pin mini D Sub connectors are used for the PC input and output terminals The following shows the relationship between the pins and the input and output signals RED VIDEO ad NC GREEN VIDEO Pull up 5V BLUE VIDEO B H SYNC GND V SYNC NC Pull up 5V This projector uses a 15 pin RGB input and an analog type output terminals For this reason it cannot be connected to a digital output type personal computer e Plug and play is not supported E About RGB Video Output Signal timing The following shows the timing that signals are output from the RGB video output terminal XGA 60Hz speed or equivalent The video signal output is determined by whether PC OHP or OHP is selected in RGB OUT Selection on the Setting 2 menu See page E 45 for more information lt Horizontal Vertical sync signal sync signal _ WW Cycle 20 677 us Horizontal Sync signal width 2 092 us sync signal Back porch 2 462 us Display interval 15 754 us Cycle 806 H Vertical Sync signal width 6H sync signal Back porch 29H Display interval 768 H Scan

NEC DT20 Multimedia Projector

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