Dell S500 Projector - Manual (Page 9)

About Your Projector
Top View Bottom View
1 Control panel
2 Focus tab
3 Lens
4 IR receivers
5 Lamp cover
6 Mounting holes for wall mount: Screw hole M4 x 10 mm depth.
Recommended torque <10 kgf-cm
7 Tilt adjustment wheel
Your Dell Projector 9