NEC LT280 LT280/LT38 UM - Page 20

Installation and Connections, (1) Setting Up the Screen and the Projector, Selecting a Location

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2. Installation and Connections This section describes how to set up your projector and how to connect PCs, video and audio sources. Your projector is simple to set up and use. 1 But before you get started, you must first: z Set up a screen and the projector. 2 SELECT Y Cb/Pb AC IN 3 x Connect your computer or video equipment to the projector. See pages 13 22. c Connect the supplied power cable. See page 23. NOTE: Ensure that the power cable and any other cables are disconnected before moving the projector. When moving the projector or when it is not in use, cover the lens with the lens cap. To the wall outlet. ᕡ 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 (10 m) from the wall or screen. Use the drawing below as a guide. Selecting a Location Screen size (Unit: cm/inch) 609.6 (W) X 457.2 (H) / 240 (W) X 180 (H) 300" Screen size 487.7 (W) X 365.8 (H) / 192 (W) X 144 (H) 240" 406.4 (W) X 304.8 (H) / 160 (W) X 120 (H) 365.8 (W) X 274.3 (H) / 144 (W) X 108 (H) 304.8 (W) X 228.6 (H) / 120 (W) X 90 (H) 200" 180" 150" 243.8 (W) X 182.9 (H) / 96 (W) X 72 (H) 203.2 (W) X 152.4 (H) / 80 (W) X 60 (H) 120" 162.6 (W) X 122.0 (H) / 64 (W) X 48 (H) 100" 121.9 (W) X 91.4 (H) / 48 (W) X 36 (H) 80" 81.3 (W) X 61.0 (H) / 32 (W) X 24 (H) 60" 51.0 (W) X 38.1 (H) / 20 (W) X 15 (H) Lens center 254" 0" 0.83/1.5 1.531/ .12.9/742..86/1032..34/129.49.0/157.55.0/196.96.0/2366.2.6/2D5is9t.a8n8c.e0/315.0 10.0/393.7 Unit: m/inch TIP: • The screen sizes above are intermediate values between tele (minimum display area) and wide (maximum display area). Image size can be adjusted with the zoom adjustment up to a maximum of 10%. • To avoid premature lamp failure, do not tilt the front of the projector up or down by more than 10° from level. 10

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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 (10 m) from the wall
or screen. Use the drawing below as a guide.
Selecting a Location
Your projector is simple to set up and use.
But before you get started, you must first:
z
Set up a screen and the projector.
x
Connect your computer or video equip-
ment to the projector. See pages
13
-
22
.
c
Connect the supplied power cable. See
page
23
.
NOTE: Ensure that the power cable and any other
cables are disconnected before moving the pro-
jector. When moving the projector or when it is
not in use, cover the lens with the lens cap.
To the wall outlet.
3
2
1
Distance
Lens center
Screen size
Screen size (Unit: cm/inch)
609.6 (W) X 457.2 (H) / 240 (W) X 180 (H)
487.7 (W) X 365.8 (H) / 192 (W) X 144 (H)
406.4 (W) X 304.8 (H) / 160 (W) X 120 (H)
365.8 (W) X 274.3 (H) / 144 (W) X 108 (H)
304.8 (W) X 228.6 (H) / 120 (W) X 90 (H)
243.8 (W) X 182.9 (H) / 96 (W) X 72 (H)
203.2 (W) X 152.4 (H) / 80 (W) X 60 (H)
162.6 (W) X 122.0 (H) / 64 (W) X 48 (H)
121.9 (W) X 91.4 (H) / 48 (W) X 36 (H)
81.3 (W) X 61.0 (H) / 32 (W) X 24 (H)
51.0 (W) X 38.1 (H) / 20 (W) X 15 (H)
300"
240"
200"
180"
150"
120"
100"
60"
80"
10.0/393.7
8.0/315.0
6.6/259.8
6.0/236.2
5.0/196.9
4.0/157.5
3.3/129.9
2.6/102.4
1.9/74.8
1.3/
51.2
0.8/
31.5
40"
25"
Unit: m/inch
TIP:
•
The screen sizes above are intermediate values between tele (minimum display area) and wide (maximum display area). Image size
can be adjusted with the zoom adjustment up to a maximum of 10%.
• To avoid premature lamp failure, do not tilt the front of the projector up or down by more than 10
°
from level.