Dell 1209S - Manual (Page 17)

Using Your Projector 17
Adjusting the Projector Zoom and Focus
CAUTION: To avoid damaging the projector, ensure that the zoom lens and
elevator foot are fully retracted before moving the projector.
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
ranging between 3.3 ft to 39.4 ft(1.0 m to 12 m).
1 Zoom tab
2 Focus ring
1
2