Setting Up; Arrangement - Hitachi CP-X253 User Manual

Setting up

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%)
(c) Screen height (±10%)
On a horizontal surface
(a)
(c) up
(c) down
Suspended from the ceiling
(c) up
(a)
(c) down
(a) Screen
size (b) Projection distance
(diagonal)
min.
inch m m inch
30 0.8 0.8 30
40 1.0 1.0 40
50 1.3 1.3 50
60 1.5 1.5 6
70 1.8 1.8 7
80 2.0 2.1 8
90 2.3 2.3 9
00 2.5 2.6 0
0 3.0 3.1 
50 3.8 3.9 53
00 5.1 5.2 04
50 6.4 6.5 55
300 7.6 7.8 306
6
(b)
(b)
4 : 3 screen
(c) Screen height
max. down
m inch cm inch
0.9 36
7 3
1.2 48 9 3
1.5 6  4
1.9 73 3 5
2.2 85 5 6
2.5 97 7 7
2.8 0 0 8
3.1   9
3.7 47 6 0
4.7 83 33 3
6.2 45 44 7
7.8 306 54 
9.3 368 65 6
• Keep a space of 30 cm or more
between the sides of the projector
and other objects such as walls.
(a)
(c) up
• Consult with your dealer before
a special installation such as
(c) down
suspending from a ceiling.
(b) Projection distance
(c) up
up min.
(a)
cm inch m inch
(c) down
0.8 33
39 5
5  1.1 44
65 6 1.4 55
78 3 1.7 66
9 36 2.0 77
05 4 2.2 88
8 46 2.5 00
3 5 2.8 
57 6 3.4 33
96 77 4.2 66
6 03 5.6 
37 9 7.1 78
39 54 8.5 334 10.2 400
(b)
16 : 9 screen
(c) Screen height
max. down
m inch cm inch
1.0 39
 0
(b)
1.3 53  0
1.7 66  
2.0 79  
2.4 93  
2.7 06  
3.0 0  
3.4 33 3 
4.1 60 3 
5.1 00 4 
6.8 67 5 
8.5 334 7 3
8 3
up
cm inch
37 4
49 9
6 4
73 9
85 34
97 38
0 43
 48
46 58
83 7
43 96
304 0
365 44