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16 3M Multimedia Projector MP8620 3M 1997
7-2. Cleaning the Projector
For best performance, keep your projector free of excess dust and surface dirt.
Use a soft cloth to remove dust from the projector housing. Use 3M
Overhead Cleaner 676 to remove
surface dirt and smudges from the projection lens (Figure 7–2).
!
Caution
Always unplug the projector when cleaning. Take care
that no liquids get inside the projector. There are high
voltage parts inside the cabinet that may
cause
electric shock
.
Figure 7-3. Overhead Cleaner