NEC Lt280 Portable Projector Users Manual

1
1. Introduction

 Whats 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 Projector.
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Projector
Lens cap...

2
1. Introduction
 Introduction to the Projector
This section introduces you to the LT380/LT280 projector and describes key features and controls.
Congratulations on Your Purchase of the Projector
The LT380/LT280 is a sophisticated XGA projector that produces an enhanced display. With the LT380/LT280 you will
be able to project images up to 300” (measured diagonally). Enjoy crisp and sharp large screen display from your PC,
workstation or Macintosh computer, DVD player, VCR, satellite hookup, HDTV...

3
•Free downloadable Software Geometric Correction Tool 3.0.
Corrects the geometry of an image projected onto a cylindrical, spherical or corner screen via serial connection.
For additional information visit:
US : http://www.necvisualsystems.com
Europe : http://www.neceurope.com/
Global : http://www.nec-pj.com/
About this users manual
The fastest way to get started is to take your time and do everything right the first time. Take a few minutes now to
review the users manual. This may save you time later...

4
1. Introduction
 Part Names of the Projector
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Controls
(→ page 6)
Built-in Security Slot (  )* Ventilation (inlet)
Lens
Lens Cap Adjustable Tilt  Foot
(→ page 27) Remote Sensor
(
→ page 9)
Focus Ring
(→ page 28)Zoom Lever
(
→ page 28)
Adjustable Tilt Foot Lever
(
→ page 27)
*This security slot supports the MicroSaver® Security System. MicroSaver® is a registered trademark of Kensington
Microware Inc. The...

5
1. Introduction
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Monaural Speaker (1W)
AC Input
Connect the supplied power cables two-pin plug here, and
plug the other end into an active wall outlet.
(
→ page 23) Main Power Switch
When you plug the supplied...

6
1. Introduction
Top Features
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9
1. POWER Button (ON / STAND BY) (→ page 24, 33)
NOTE: To turn on the projector, press and hold this button
for a minimum of two seconds. To turn off the projector,
press this button twice.
2. POWER Indicator (  ) (→ page 24, 33, 107)
3. STATUS Indicator (→ page 107)
4. LAMP Indicator (→ page 104, 107)
5. PC CARD Access Indicator (→ page 22)
6. SOURCE Button7. AUTO ADJUST Button (→...

7
1. Introduction
Terminal Panel Features
PC CARDCOMPONENT IN
USB LAN
AUDIO INCOMPUTER 3 IN
COMPUTER 1 IN COMPUTER 2 IN
PC CONTROLMONITOR OUT
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1. COMPUTER 1 IN/Component Connector (Mini D-
Sub 15 Pin) (→ page 13, 15, 16)
2. COMPUTER 2 IN/Component Connector (Mini D-
Sub 15 Pin) (→ page 13, 16)
3. COMPUTER 3 IN Connector (DVI-D 24 Pin) (HDCP
compatible) (→ page 14) (Not available on LT280)
4. AUDIO IN (Stereo Mini Jack)...

8
1. Introduction
 Part Names of the Remote Control
4. LED
Flashes when any button is pressed.
5. POWER ON Button (→ page 24)
NOTE: To turn on the projector, press and hold the POWER
ON button for a minimum of two seconds.
6. POWER OFF Button (→ page 33)
NOTE: To turn off the projector, press the POWER OFF but-
ton twice.
7. COMPUTER 1 Button (→ page 26)
8. COMPUTER 2 Button (→ page 26)
9. COMPUTER 3 Button (→ page 26)
(Not available on LT280)
10. VIDEO Button (→ page 26)
11.S-VIDEO Button (→ page 26)...

9
1. Introduction
30°
30°
30° 30°
Battery Installation
1Press the catch and remove
the battery cover.2Install new ones (AA). Ensure
that you have the batteries po-
larity (+/–) aligned correctly.3Slip the cover back over the bat-
teries until it snaps into place.
NOTE: Do not mix different types of
batteries or new and old batteries.
Remote sensor on projector cabinet
7m/22 feet
•The infrared signal operates by line-of-sight up to a distance of about 22 feet/7 m and within a 60-degree angle of
the remote...

10
This section describes how to set up your projector and how to connect PCs, video and audio sources.
2. Installation and Connections

 Setting Up the Screen and the Projector
The further your projector is from the screen or wall, the larger the image. The minimum size the image can be is
approximately 21 inches (0.5 m) measured diagonally when the projector is roughly 28 inches (0.7 m) from the wall or
screen. The largest the image can be is 300 inches (7.6 m) when the projector is about 390 inches...