Samsung SP-A400B User Manual
Page 19

Zoom Knob
Focus Ring
You can adjust the size of image within zoom range by manipulating the
Zoom Knob.
Focus the picture on the screen using the Focus Ring.
If your product is installed at a location out of the specified projection
distance (refer to
Screen Size and Projection Distance
), the focus cannot
be adjusted correctly.
Leveling with Adjustable Feet
For level placing of the projector, adjust the Adjustable Feet of the projector.
You may adjust the level of the projector up to 12 mm (average 3.4°) degrees.
Depending on the position of the projector, Keystone distortion of image may appear.
Screen Size and Projection Distance
Install the projector on a flat, even surface and level the projector using the adjustable feet to realize optimal picture quality. If
images are not clear, adjust them using the Zoom Knob or Focus Ring, or move the projector forward and backward.
Screen size
(M:inch)
Horizental
Vertical
Max
Min
Offset
(X:mm)
(Y:mm)
(Z:mm)
(Z:mm)
(Y':mm)
10
218
131
392
326.7
11.1
20
436
261
784.1
653.4
22.2
30
653
392
1176.1
980.1
33.3
40
871
523
1568.2
1306.8
44.4
50
1089
653
1960.2
1633.5
55.5
60
1307
784
2352.3
1960.2
66.6
70
1525
915
2744.3
2286.9
77.8
80
1742
1045
3136.4
2613.6
88.9
90
1960
1176
3528.4
2940.3
100
100
2178
1307
3920.5
3267
111.1
110
2396
1438
4312.5
3593.8
122.2
120
2614
1568
4704.5
3920.5
133.3
130
2831
1699
5096.6
4247.2
144.4
140
3049
1830
5488.6
4573.9
155.5
150
3267
1960
5880.7
4900.6
166.6
160
3485
2091
6272.7
5227.3
177.7
170
3703
2222
6664.8
5554
188.8
180
3920
2352
7056.8
5880.7
199.9
190
4138
2483
7448.9
6207.4
211.1
200
4356
2614
7840.9
6534.1
222.2
210
4574
2744
8233
6860.8
233.3