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NEC Lt170 Portable Projector Users Manual

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Page 11

E-11
INSTALLATION AND CONNECTIONS
Lens Center
Throw Angle (α)
Throw Distance (
C) Screen center Screen Diagonal Screen Width
Screen Height
Screen Bottom
(
D)
(
B)
Distance Chart
B = Vertical distance between lens center and screen center
C = Throw distance
D = Vertical distance between lens center and top of screen (bottom of
screen for desktop)
α = Throw angle
NOTE: Distances may vary +/-5%.
Throw Distance and Screen Size
The following shows the proper relative positions of the projector and screen....

Page 12

E-12
COMPUTER S-VIDEO IN
AUDIO IN
AC IN
VIDEO IN
COMPUTERAUDIO IN
PHONE
PHONE
Making Connections
NOTE: When using with a notebook PC, be sure to connect between the projector and the notebook PC before turning on the power to the notebook PC. In most cases
signal cannot be output from RGB output unless the notebook PC is turned on after connecting with the projector.
* If the screen goes blank while using your remote control, it may be the result of the computers screen-saver or power management...

Page 13

E-13
INSTALLATION AND CONNECTIONS
To connect SCART output (RGB)
Before connections: An exclusive SCART adapter (ADP-SC1) and a commercially available SCART cable are required for this connection.
NOTE: Audio signal is not available for this connection.
1. Turn off the power to the projector and your video equipment.
2. Use the NEC ADP-SC1 SCART adapter and a commercially available
SCART cable to connect the COMPUTER input of your projector and
a SCART output (RGB) of your video equipment.
3. Turn on the...

Page 14

E-14
AUDIO INLRAUDIO OUT
LR
Component
YCbCr
COMPUTER S-VIDEO IN
AUDIO IN
AC IN
VIDEO IN
COMPUTERAUDIO IN
INSTALLATION AND CONNECTIONS
Connecting Your DVD Player
DVD player
You can connect your projector to a DVD player with component output or Video output. To do so, simply:
1. Turn off the power to your projector and DVD player.
2. If your DVD player has the component video (Y,Cb,Cr) output, use a commercially available component video cable (RCA
3) and the optional 15-
pin-to-RCA (female)3 cable to...

Page 15

E-15
AUDIO INLRAUDIO OUTLRVIDEO OUTS-VIDEO VIDEO
COMPUTER S-VIDEO IN
AUDIO IN
AC IN
VIDEO IN
S-VIDEO INVIDEO IN
INSTALLATION AND CONNECTIONS
VCR/ Laser disc player
Connecting Your VCR or Laser Disc Player
Audio equipment S-Video cable (not supplied)
Video cable (not supplied)
Audio cable (not supplied)
Use common RCA cables (not provided) to connect your VCR, laser disc player or document camera to your projector.
To make these connections, simply:
1. Turn off the power to the projector and VCR, laser...

Page 16

E-16
INSTALLATION AND CONNECTIONS
Z
O
O
MF
O
C
U
S
LAMPMENUS
O
U
R
C
EENTER
STATUS
POWER
ON
/STA
ND BYSELECT
COMPUTER S-VIDEO IN AUDIO IN
VIDEO INP
U
S
H
CLOSE
Attaching the Projector to a Tripod
The projector can be used with a camera tripod.
To attach the projector to a tripod, use the supplied tripod adapter.
CAUTION
Care should be taken in handling a tripod.
Using the tripod on an unstable surface may result in the
tripod falling over or the projector falling which may result
in damage to the...

Page 17

E-17
Connecting the Supplied Power Cable
Connect the supplied power cable to the projector.
First connect the supplied power cables two-pin plug to the AC IN of the
projector, and then connect the other plug of the supplied power cable in
the wall outlet.
INSTALLATION AND CONNECTIONS
ZOOMFOCUS
L
A
M
PM
E
N
US
OURC
EE
N
T
E
R
S
T
A
T
U
S
P
O
W
E
R
O
N
/S
T
A
N
D
 B
YSELECT
COM
PUTER S-V
IDE
O IN AUDIO IN
VIDE
O INP
U
S
H
LAMPMENU
STATUS
ON/STAND BY
POWERPOWERPOWER
The projector will go into its standby...

Page 18

E-18
PROJECTING AN IMAGE (BASIC OPERATION)
This section describes how to turn on the projector and to project a pic-
ture onto the screen.
Turning on the ProjectorBefore you turn on your projector, ensure that the computer or video
source is turned on and that your lens shutter is open.
ZOOMFOCU
S
C
O
M
P
U
T
E
R S
-V
ID
E
O
 IN A
U
D
IO
 I
N
V
I
D
E
O
 I
NPUSH
CLOSE
Only after you press the POWER (ON/STAND BY) button on the projec-
tor cabinet or POWER ON button on the remote control for a minimum of
2...

Page 19

E-19
Selecting a Source
Selecting the computer or video source
Press any one of the COMPUTER, VIDEO or
S-VIDEO buttons. Press and quickly release the SOURCE button on the projector cabinet
to display the Source list. Each time the SOURCE button is pressed,
each source name will be highlighted in sequence. Highlighting a source
name will display an hour glass icon in one second. After that the input
signal will be selected.
PROJECTING AN IMAGE (BASIC OPERATION)
OFFCOMPUTER
AUTO ADJ.
PC-MUTE MAGNIFY
P0WER...

Page 20

E-20
You can use the ZOOM ring to enlarge or reduce an image size.
Focus
Use the FOCUS ring to obtain the best focus.
Correcting the Vertical Keystone Distortion
Auto Keystone Correction
The Auto Keystone correction feature will correct the vertical distortion of
a projected image on the screen. No special operation required. Just put
the projector on a flat surface.
Note that the vertical keystone angle can be corrected between 30 de-
grees upward and 30 degrees downward of projector tilt from level....
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