NEC DT20 - XGA LCD Projector Support and Manuals
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User Manual - Page 2
...be projected. This allows the user to use the projector properly. This allows subtle midtones in color ...NEC DT20 LCD Projector. Personal computer screens can be made specially for presentations, the document can be projected as 640 x 480 can be enlarged to 1024 x 768 dots.
● About Trademarks
IBM and PC/AT are displayed compressed to a super-slim chassis. After reading this manual...
User Manual - Page 3
...for repair.
• Avoid placing the projector near...servicing.
• Do not remove the cabinet. • Do not remove the cabinet. Return the projector to the equipment may result if this manual and on the product. There are used...parts could cause electric shock.
● Safety Precautions
WARNING
• If a fault occurs: • If you should take care of or next to continue using...
User Manual - Page 5
...remote control, note the polarity (plus and minus signs) and insert correctly as benzine or thinner. If using the projector for a long time. For best results, the projector should be serviced before cleaning the projector...are at the discretion of the retailer.
• If not using an impregnated cloth, follow the instructions.
• Avoid scratching the glass surface. • Take care...
User Manual - Page 7
Make sure your dealer. DT20 Projector (1) Remote control(1) Power codes (2)
For North America
Three-pin type for Europe (1)
E-7 You could cause electric shock. • Be sure to pull out the power cord and disconnect any pieces are damaged. • If you ever need to ship your DT20 Projector. If any cable connections between units and release the...
User Manual - Page 15
... is selected.
E-15 E-34,39
• Press this button can be used when the lamp is not displayed.
Press it again to refresh the projected image if you ...Move the zoom position when using the zoom display. • Move the pointer when the pointer is selected. Remote Controller
Part Names and Functions
q w e,r
POWER
MENU
MUTE
POINTER TYPE
REFRESH
POINTER/ SET
FREEZE
t y u
i...
User Manual - Page 17
.... • Follow your local government's disposal instructions for a long period of
time. • Do not mix new and old dry cells, or use different types of the projector and within 10 degrees to cease functioning. • Keep the remote sensor away from the remote control sensors (on the floor. Use manganese batteries or alkaline batteries. Doing...
User Manual - Page 21
...used. • When displaying an image with VGA resolution less than 640 x 480 pixels with a excessive horizontal keystone compensation may cause parts...the button on as level a surface as possible, and set the Keystone menu to "0" (No compensation). • ... the projector on the remote controller) to return to "0" (No compensation). ■ Compensating Keystone
How to Install the Projector
If...
User Manual - Page 22
...they are displayed on a notebook PC LCD as iBook, Power Book 100, ...projector depending on the model of personal computer and personal computer settings.
E-22 Connecting to a Personal Computer
CAUTION
Cautions on Connection
• Before connecting other connected devices. • For details of how to connect and use devices connected to the projector, refer to the User's Manual...
User Manual - Page 24
... the standard specification and are outside the range supported by the PC if it is displayed on the model.)
List of remedies when connection trouble with one of the notebook PC, the simultaneous display function (the external output signals are sent out simultaneously while the images are made at the projector side. The DT20 is sometimes...
User Manual - Page 25
... video input terminal)
The DT20 supports the signals marked by ● in the Sync Adjustment menu.
If this happens, adjust the projected image in the following table. E-25 When it does not distort the image. When using one of these signals, set the keystone compensation so that on some PC models, flickering and blurring occur...
User Manual - Page 26
...)
To RGB-IN1 or RGB-IN2 terminal
DT20
NOTE After you do not set the mode in fasteners. To speaker input
terminals... connected the supplied cable, check the external CRT output/internal LCD output states and set the external CRT output mode. E-26 If they are not...using the screw-in the software running on monitor
The connector cable model No. Hook up to the corresponding terminals.
User Manual - Page 46
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◆ Projection Mode
Projection mode Front Rear
Return
Menu Item Projection mode
Setting Item Front
Rear
Description
Adjusts the projection mode according to the installation method (front (standard) projection or rear projection).
◆ Video Select (only when video source input is selected)
Video select...
User Manual - Page 54
... reduced brightness or reduced lamp life. • This projector contains many glass components (e.g. Specify the exclusive lamp unit DT02LP. CAUTION
• This lamp unit is not compatible with care to the lamp is cut off at least one hour before replacing the lamp.
• Do not touch the lamp with your dealer or an NEC qualified service presonnel for confirmation...
User Manual - Page 56
... dirt and dust.
If the projector is left without the air filter installed, dust may enter the projector and cause dirty projected images. If the projector is
used four hours a day). NOTE The lamp will reduce the
effectiveness of the sponge as shown in the illustration.
3 Mount the air filter.
E-56 Replace with a new one (sold separately...
User Manual - Page 58
Specifications
Specifications
Model Name
DT20
Type
3 primary Color LCD Shutter Projection Type
LCD Panel Size
1.0 inches x 3 Panels, Aspect Ratio 4:3
Main Part Specification
Drive System
Poly Silicon TFT Active Matrix with Micro Lens Array
Number of Pixels 786,432 pixels (1,024 x 768 dots)ן3
Arrangement
Stripe
Projection Lens
Manual Zoom: 1 to 1.25x, f=36.5 mm ...
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