Samsung SP-P400B - Manual (Page 16)

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 3 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 Focus Ring, or move the projector forward and backward.
1. The screen height and diagonal length according to the projection distance
Screen position A B C D E F G
Projection Range 68 cm 104 cm 140 cm 176 cm 212 cm 248 cm 283 cm
Screen height 30 cm 46 cm 61 cm 76 cm 91 cm 106 cm 122 cm
Screen diagonal length 50.8 cm 76.2 cm 101.6 cm 127cm 152.4 cm 177.8 cm 203.2 cm
The projection distance is the horizontal distance between the projector and the screen.
2. When your P400 projector is installed at the location of the projection distance matching the screen diagonal length, you
will enjoy a clear screen with no distortions (keystone).