Proxima Desktop Projector 9100 User Manual page 73

Figure 5-1, Blowing air into the projector
2 Take a piece of lens tissue and form it into a loose swab. Wet it with a
solution of approximately ten percent Isopropyl alcohol and water, and
gently wipe it over the surface of the projection window.
3 Take another clean piece of lens tissue and repeat the process, wiping it
over the projection window in the opposite direction.
4 Repeat if necessary.
Caution: Do NOT use lens cleaning fluid to clean the projection
window. It may damage the to the surface.
5-2 Chapter Five