LG L6223 Series Owner's Manual page 19

Installation
4. Adjust the azimuth angle.
4-1. Loosen the azimuth angle lock screw.
4-2. Lock the azimuth angle lock screw after adjusting.
NEAR
FAR
5. Adjust the zoom.
5-1. Unlock the zoom lever.
5-2. Move the lever to adjust the zoom.
5-3. Lock the lever.
TELE
WIDE
19