Setting Up; Arrangement - Hitachi CP-X308 User's Manual And Operating Manual

Setting up

Install the projector according to the environment and manner the projector will be
used in.

Arrangement

Refer to the illustrations and tables below to determine screen size and projection
distance.
The values shown in the table are calculated for a full size screen: 1024×768
a Screen size (diagonal)
b Projection distance (±10%)
c1 , c2 Screen height (±10%)
On a horizontal surface
Suspended from the ceiling
a
Screen size
Projection distance
(diagonal)
min.
inch m m inch
30 0.8 0.9 35
40 1.0 1.2 47
50 1.3 1.5 59
60 1.5 1.8 7
70 1.8 2.1 83
80 2.0 2.4 95
90 2.3 2.7 07
00 2.5 3.0 9
0 3.0 3.6 43
50 3.8 4.6 79
00 5.1 6.1 39
50 6.4 7.6 99
300 7.6 9.1 359 11.0 43 4 6
4 : 3 screen
b
c1
Screen
height
max.
m inch cm inch
1.1 43 4 6
1.4 57 55 
1.8 7 69 7
2.2 86 8 3
2.5 00 96 38
2.9 5 0 43
3.3 9 3 49
3.6 44 37 54
4.4 7 65 65
5.5 6 06 8
7.3 88 74 08
9.1 360 343 35
• Keep a space of 30 cm or more
between the sides of the projector
and other objects such as walls.
• Consult with your dealer before
a special installation such as
suspending from a ceiling.
c2
Projection distance
Screen
height
min.
cm inch m inch
5  1.0 39
6  1.3 5
8 3 1.6 65
9 4 2.0 78
 4 2.3 9
 5 2.6 04
4 5 3.0 7
5 6 3.3 30
8 7 4.0 56
3 9 4.9 95
30  6.6 6
38 5 8.3 36 10.0 39 3 7
46 8 9.9 39 12.0 47 386 5
Setting up
16 : 9 screen
b
c1
Screen
height
max.
m inch cm inch
1.2 47 39 5
1.6 6 5 0
2.0 78 64 5
2.4 94 77 30
2.8 09 90 35
3.2 5 03 4
3.6 4 6 46
4.0 56 9 5
4.8 88 54 6
6.0 35 93 76
8.0 34 57 0
c2
Screen
height
cm inch
-1 0
-2 -1
-2 -1
-2 -1
-3 -1
-3 -1
-4 -1
-4 -2
-5 -2
-6 -2
-8 -3
-10 -4
-12 -5
7