NEC Lt280 Portable Projector Users Manual

Portable Projector
LT380/LT280
User’s Manual 

© NEC Viewtechnology, Ltd. 2005
First edition October 2005
•IBM is a trademark or registered trademark of International Business Machines Corporation.
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countries.
•Windows, Windows 98, Windows Me, Windows XP or Windows 2000 are trademarks or registered trademarks of
Microsoft Corporation.
•Other product and company names mentioned in this users manual may be the trademarks or registered trade-
marks...

i
Important Information
Safety Cautions
Precautions
Please read this manual carefully before using your NEC LT380/LT280 projector and keep the manual handy for future
reference. Your serial number is located on the bottom of your projector. Record it here:
CAUTION
To turn off main power, be sure to remove the plug from power outlet.
The power outlet socket should be installed as near to the equipment as possible, and should be easily
accessible.
CAUTION
TO PREVENT SHOCK, DO NOT OPEN THE CABINET.
THERE...

ii
Important Information
EU-wide legislation as implemented in each Member State requires that used electrical and electronic
products carrying the mark (left) must be disposed of separately from normal household waste. This
includes projectors and their electrical accessories or lamps. When you dispose of such products, please
follow the guidance of your local authority and/or ask the shop where you purchased the product.
After collecting the used products, they are reused and recycled in a proper way....

iii
Important Information
RF Interference (for USA only)
WARNING
The Federal Communications Commission does not allow any modifications or changes to the unit EXCEPT those
specified by NEC Solutions (America), Inc. in this manual. Failure to comply with this government regulation could
void your right to operate this equipment. This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide...

iv
Important Information
Fire and Shock Precautions
•Ensure that there is sufficient ventilation and that vents are unobstructed to prevent the build-up of heat inside your
projector. Allow at least 4 inches (10cm) of space between your projector and a wall.
•Do not try to touch the ventilation outlet on the left front (when seen from the front) as it can become heated while
the projector is turned on.
•Prevent foreign objects such as paper clips and bits of paper from falling into your projector. Do not...

v
Remote Control Precautions
•Handle the remote control carefully.
•If the remote control gets wet, wipe it dry immediately.
•Avoid excessive heat and humidity.
•Do not heat, take apart, or throw batteries into fire.
•If you will not be using the remote control for a long time, remove the batteries.
•Ensure that you have the batteries polarity (+/–) aligned correctly.
•Do not use new and old batteries together, or use different types of batteries together.
•Dispose of used batteries according to your...

vi
Table of Contents
Important Information.......................................................................................... i
1. Introduction......................................................................................................... 1

 Whats in the Box? ........................................................................................................ 1
 Introduction to the Projector ......................................................................................... 2...

vii
Table of Contents
 Correcting Keystone Distortion ................................................................................... 29
Auto Keystone Correction ..................................................................................... 29
Manual Keystone Correction ................................................................................. 29
 Optimizing an RGB Image Automatically .................................................................... 31
Adjusting the Image Using...

viii
Video ..................................................................................................................... 66
S-Video................................................................................................................. 66
Viewer ................................................................................................................... 66
LAN ....................................................................................................................... 66...