Dell 7609WU User's Guide - Page 23

Adjusting the Projector Zoom and Focus 1 Open the side door of the projector. CAUTION: To avoid damaging the projector, ensure that the side door is fully closed and the elevator foot is fully retracted before moving the projector. 2 Unlock the lens shift lock, before you adjust the lens shift. 3 Turn the vertical/horizontal lens shift knob to shift the lens. 4 After adjusting the lens shift, lock the lens shift lock. 5 Pull the zoom ring adjustment up and down to zoom in and out. 6 Rotate the focus ring adjustment until the image is clear. The projector focuses at distances ranging between 3.28 ft to 39.37 ft (1.0m to 12.0m). 7 Close the side door of the projector. 1 2 34 5 6 1 Side door 2 Vertical lens shift knob 3 Lens shift lock 4 Horizontal lens shift knob 5 Zoom ring 6 Focus ring Using Your Projector 23