NEC Projector Vt45 User Manual

E–13
Operating Range
7m
22  feet7m
22  feet
30˚
30˚ 30˚
30˚
Remote Control Battery Installation
1. Push to open the battery cover.
2. Remove both old batteries and install new ones (AA). Ensure
that you have the batteries’ polarity (+/–) aligned correctly.
3. Put the battery cover back on.
Do not mix different types of batteries or new and old batteries.
Remote Control Precautions
•Handle the remote control carefully.
•If the remote control gets wet, wipe it dry immediately.
•Avoid excessive heat and...

E–14
Using Remote Mouse Receiver
The remote mouse receiver enables you to operate your computer’s mouse functions from the remote control (Computer mode). It is
a great convenience for clicking through your computer-generated presentations.To return to the Projector mode, press the PJ button
(lit red).
Connecting the remote mouse receiver to your computer
If you wish to use the remote mouse function, connect the mouse receiver and computer.
The mouse receiver can be connected directly to the computer...

E–15
Switching operation mode between computer and projector
The SELECT, ENTER, and CANCEL buttons shown on the drawing work as a computer mouse in the Computer mode.
In the Computer mode the PJ button is not lit.
•When any one of the POWER ON, OFF, MENU, HELP, or MAGNIFY button is pressed, the PJ button lights red to indicate that
you are in the Projector mode, which allows the projector menu operation using the SELECT, ENTER or CANCEL buttons.
•If no buttons are pressed within 10 seconds, the PJ...

E–16
2. INSTALLATION
This section describes how to set up your VT45 projector and
how to connect video and audio sources.
Setting up Your Projector
Your VT45 Projector is simple to set up and use. But before you
get started, you must first:
1. Determine the image size.
2. Set up a screen or select a non-glossy white wall onto which
you can project your image.
Ensure that the power cable and any other cables connecting to
video sources are disconnected before moving the projector.
When moving the...

E–17
Screen (inch)
Distance Chart
NOTE: Distances may vary +/–5%.
Lens Offset 5.4mm
B = Vertical distance between lens center and screen center
C = Throw distance
D = Vertical distance between lens center and bottom of screen for desktop
α = Throw angle
Screen Size (Diagonal)
Throw Distance
C
B
44.6 mm / 1.76” α
D
Projector feet Screen Center
Lens Center/
Screen Bottom
inch mm inch mm inch mm inch mm inch mm - inch mm inch mm degree - degree25 635 20 508 15 381 8 191 36 910 - 39 1000 0 0 11.8 - 10.830...

E–18
WARNING
•Installing your projector on the ceiling must be done by a
qualified technician. Contact your NEC dealer for more
information.
* Do not attempt to install the projector yourself.
•Only use your projector on a solid, level surface. If the
projector falls to the ground, you can be injured and the
projector severely damaged.
•Do not use the projector where temperatures vary greatly.
The projector must be used at temperatures between 32˚F
(0˚C) and 95˚F (35˚C).
•Do not expose the projector to...

E–19
AUDIO
INOUT
S-VIDEO
VIDEO
IN
IN
L/MONO
R
IN
INRGB  OUT
RGB  IN
CONTROLPC
Wiring Diagram
Component video cable RCA
3 (not supplied) or
Optional 15-Pin-to-RCA (female) 
3 cable (ADP-CV1)
To video, S-video, and audio
inputs on the projector.Signal cable (supplied)
To mini D-Sub 15-pin connector on
the projector. It is recommended
that you use a commercially
available distribution amplifier if
connecting a signal cable longer
than the supplied cable.IBM VGA or Compatibles
(Desktop type or notebook type)...

E–20
SOURCE
AUTO ADJUST
ON STAND BY STATUS
POWEREMNUCNACELTERNESELECT
V
ID
E
O
IN
RGB  OUT
S
-VID
EO
IN
RGB  IN
R
  IN L/M
O
N
O
IN
IN O
U
T
AUDIO
CONTROLPC 
RGB IN
AUDIO IN
Connecting Your PC
IBM VGA or Compatibles
(Notebook type)Signal cable (supplied)
To mini D-Sub 15-pin connector on the projector. It is
recommended that you use a commercially available dis-
tribution amplifier if connecting a signal cable longer than
the supplied one.
IBM VGA or Compatibles
(Desktop type)
Audio cable
(not supplied)...

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SOURCE
AUTO ADJUST
ON STAND BY STATUS
POWEREMNUCNACELTERNESELECT
V
ID
EO
IN
RGB  OUT
S-V
ID
E
O
IN
RGB  IN
R
  IN L/M
O
N
O
IN
IN O
U
T
AUDIO
CONTROLPC 
RGB IN
AUDIO IN
1ON
DIP
2
34
56
To connect to a Macintosh, simply:
1. Turn off the power to your projector and your Macintosh
computer.
2. Use the supplied signal cable to connect your Macintosh
computer to the projector.
3. Turn on the projector and the Macintosh computer.
Connecting Your Macintosh Computer
Macintosh (Desktop type)
Audio cable
(not...

E–22
SOURCE
AUTO ADJUST
ON STAND BY STATUS
POWEREMNUCNACELTERNESELECT
VIDEO
IN
RGB  OUT
S-VIDEO
IN
RGB  IN
R  IN L / MONO
IN
IN O
UT
AU
DIO
CO
NTROLPC 
AUDIO
AUDIO IN
RGB OUT
RGB IN
You can connect a separate, external monitor to your VT45 to simultaneously view on a monitor the image youre projecting. To do so:
1. Turn off the power to your projector, monitor and computer.
2. Use a 15-pin cable to connect your monitor to the RGB Monitor Output (Mini D-Sub 15 pin) connector on your projector.
3. Turn on...