NEC LT240 Series Manual de usuario
Portable Projector
LT260/LT240/LT220
User’s Manual
About this user's manual
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CD-ROM version
E-2
Introduction to the Projector
INTRODUCTION
Thissectionintroducesyoutoyour newLT260/LT240/LT220Projectorand
describes the features and controls.
Congratulations on Your Purchase of The LT260/LT240/
LT220 Projector
The LT260/LT240/LT220 is one of the very best projectors available today.
The LT260/LT240/LT220 enables you to project precise images up to 500
inches across (measured diagonally) from your PC or Macintosh com-
puter (desktop or notebook),VCR, DVD player, document camera, a laser
disc player or Viewer.
You can use the projector on a tabletop or cart, you can use the projector
to project images from behind the screen, and the projector can be per-
manentlymountedonaceiling*1.Theremotecontrolcanbeusedwirelessly.
*1Do not attempt to mount the projector on a ceiling yourself.
The projector must be installed by qualified technicians in order to en-
sure proper operation and reduce the risk of bodily injury.
In addition, the ceiling must be strong enough to support the projector
andthe installation mustbeinaccordance with anylocalbuildingcodes.
Please consult your dealer for more information.
Features you'll enjoy:
•The newly developed 3D Reform function allows you to correct trap-
ezoidal distortion for both horizontally and vertically so that the im-
age is square even when projector is positioned off center of the
rooms screen.
•The LT260/LT240/LT220 projector provides wired and wireless net-
working.When using as a wireless LAN projector, no physical signal
cable connection to a PC is required.*2
*2A wireless LAN card is required.The NEC optional wireless LAN card is
available. (SWL-2100N-N∗)
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INTRODUCTION
⬎
Introduction to the Projector
Safety protect by Passcode and Security functions
Passcode and Security features prevent the projector from being used by
unauthorized individuals.
Passcode prevents unauthorized individuals from changing projector set-
tings or adjustments Security offers complete protection by using your PC
card as a protect key so that the projector will not project a signal without
insertion of the registered PC card and unauthorized use can be discour-
aged.
•The built-inViewer allows you to start your presentation even when a
PC is not available at the site.
•Ahigh-bright 220 watt DC lamp.
•TheStandby mode reducesstandbypowerconsumption significantly.
•Thesuppliedwirelessremotecontrolthatoperatestheprojectorfrom
the front side or rear.
•The image can be projected between 30 and 500 inches (measured
diagonally).
•The "Capture" enables you to capture the current projected image.
•An image can be projected from in front or behind a screen, and the
projector can even be installed on the ceiling.
•NEC’s exclusive Advanced AccuBlend intelligent pixel blending tech-
nology - an extremely accurate image compression technology - of-
fers a crisp image with UXGA (1600⳯1200) resolution*3.
•Supports most IBMVGA, SVGA, XGA,SXGA/UXGA(withAdvanced
AccuBlend)*3, Macintosh, component signal (YCbCr/YPbPr) or any
other RGB signals within a horizontal frequency range of 24 to 100
kHz and a vertical frequency range of 50 to 120 Hz. This includes
NTSC, PAL, PAL-N, PAL-M, PAL60, SECAM and NTSC4.43 stan-
dard video signals.
*3A UXGA (1600⳯1200) and SXGA image (1280⳯1024) are displayed
with NEC’s Advanced AccuBlend on LT260/LT240/LT220.
An XGA image (1024⳯768) is displayed with NEC’s Advanced
AccuBlend on LT220.
E-4
NOTE: Composite video standards are as follows:
NTSC: U.S. TV standard for video in U.S. and Canada.
PAL: TV standard used in Western Europe.
PAL-N: TV standard used in Argentine, Paraguay and Uruguay.
PAL-M: TV standard used in Brazil.
PAL60: TV standard used for NTSC playback on PAL TVs.
SECAM: TV standard used in France and Eastern Europe.
NTSC4.43: TV standard used in Middle East countries.
INTRODUCTION
⬎
Introduction to the Projector
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•The supplied remote control can be used without a cable, and you
canevenusetheremotecontroltooperate yourPC'smousewirelessly
from across the room with the built-in remote mouse function.
•You can control the projector with a PC using the PC Control port.
•USB port allows USB mouse operation*4.
*4The USB ports meet the USB1.1 specification.
•The contemporary cabinet design is light, compact, easy to carry,
and complements any office, boardroom or auditorium.
•Eight pointers are available for your presentation.
INTRODUCTION
⬎
Introduction to the Projector
E-6
Part Names of the Projector
SELECT
C
N
A
C
E
L
T
E
R
N
E
E
M
N
U
SOURCEAUTOADJUST
ON
STANDBY
STATUS
POWER
LAMP
ALIGNMENT
PC-CARD
INTRODUCTION
⬎
Part Names of the Projector
Ventilation (outlet)
Heatedair is exhausted
from here
*This security slot supports the MicroSaver®Security System.
MicroSaver®is a registered trademark of Kensington Microware Inc.
The logo is trademarked and owned by Kensington Microware Inc.
Built-in Security Slot
( )*
AdjustableTilt Foot Lever
(See page E-43)
Attaching the lens cap
1. Thread the string through the hole
on the lens cap and then tie a knot
in the string.
2. Use the rivet to attach the string to
the bottom of the projector.
To attach the lens cap to the bottom with the supplied string and rivet:
Remote Sensor
(See page E-20)
Focus Ring
(See page E-44)
Controls
(See page E-8)
Ventilation (inlet)
Zoom Lever
(See page E-44)
Carrying Handle
Lens Cap
Lens
AdjustableTilt Foot
(See page E-43)
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INTRODUCTION
⬎
Part Names of the Projector
Monaural Speaker (2W)
AC Input
Connect the supplied power cable's three-pin
plug here, and plug the other end into an active
wall outlet.
(See page E-36)
Main Power Switch
When you plug the supplied power cable into an ac-
tive wall outlet and turn on the Main Power switch,
the POWER indicator turns orange and the projector
is in standby mode.
(See page E-37)
Remote Sensor
(See page E-20)
PC Card Slot
Rear Foot
Lamp cover
(See page E-118)
Lamp cover screw
Rear Foot
Rotate to make the projector level.
(See page E-44)
PC Card Eject Button
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INTRODUCTION
⬎
Part Names of the Projector
910 45 11
678 121 3
2
Top Features
1.POWER Button (ON / STAND BY)
Use this button to turn the power on and off when the main power is
supplied and the projector is in standby mode.
NOTE: To turn on or off the projector, press and hold this button for a mini-
mum of two seconds.
2. STATUS Indicator
If this light blinks red rapidly, it indicates that an error has occurred, the
lamp cover is not attached properly or the projector has overheated. If
this light remains orange, it indicates that you have pressed a cabinet
key while the Control Panel Key Lock is enabled. See the Status Indi-
cator section on page E-123 for more details.
3. POWER Indicator ( )
When this indicator is green, the projector is on; when this indicator is
orange, it is in standby or idle mode. See the Power Indicator section
on page E-123 for more details.
E-9
INTRODUCTION
⬎
Part Names of the Projector
⬎
Top Features
4. SOURCE Button
Use this button to select a video source such as a PC, VCR, DVD
player, Viewer (PC card), or LAN.
Press and release this button quickly to display the Source List.
Each time this button is pressed for a minimum of TWO seconds, the
input source will change as follows:
RGB1 →RGB2 →Video →S-Video →Viewer → RGB1 →...
If no input signal is present, the input will be skipped.
5. AUTO ADJUST Button
Use this button to adjust Position-H/V and Pixel Clock/Phase for an
optimal picture. Some signals may not be displayed correctly or take
time to switch between sources.
6. PC CARD Access Indicator
Lights while accessing a PC card.
7. ENTER Button
Executes your menu selection and activates items selected from the
menu.
8. CANCEL Button
Press this button to exit "Menus".Press this button to return the adjust-
ments to the last condition while you are in the adjustment or setting
menu.
9. SELECT (+) (–) / Volume Buttons
: Use these buttons to select the menu of the item you wish to
adjust.When no menus appear, these buttons work as a volume
control.
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: Use these buttons to change the level of a selected menu item.
A press of the button executes the selection.When the menus
or the Viewer tool bar is not displayed, these buttons can be
used to select a slide, or to move the cursor in Folder List or
Slide List.
When the pointer is displayed, these buttons move the pointer.
10. MENU Button
Displays the menu.
11. LAMP Indicator
If this light blinks red rapidly, it's warning you that the projection lamp
has exceeded 1500 hours (up to 2000 hours in Eco mode) of service.
After this light appears, replace the lamp as soon as possible. (See
page E-118). If this is lit green continually, it indicates that the lamp
mode is set to Eco. See the Lamp Indicator section on page E-124 for
more details.
12. 3D REFORM Button
Press this button to enter 3D Reform mode to correct the keystone
(trapezoidal) distortion, and make the image square.
INTRODUCTION
⬎
Part Names of the Projector
⬎
Top Features
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