Dell 2200MP Safety Instructions page 13

Notice: To avoid damaging the projector, make sure that the zoom lens and elevator foot are fully retracted before
placing the projector in its carrying case.
1 Elevator button
2 Elevator foot
3 Tilt adjustment wheel
Adjusting the Projector Zoom and Focus
1. Rotate the zoom tab to zoom in and out.
2. Rotate the focus ring until the image is clear. The projector focuses at distances from 3.9 ft to 39.4ft (1.2 m to 12
m).
1 Zoom tab
2 Focus ring
Adjusting Projection Image Size