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4–2 • User’s Guide
Chapter 4 • Maintenance
3. Repeat steps 1 and 2 until no smudges or particles can be seen
when the lens or mirror is illuminated by a strong light. DO
NOT LOOK DIRECTLY INTO THE LENS WHEN THE
LAMP IS ON!
If the lens or mirror is extremely dirty, use several pieces of lens
tissue. Water may be used if denatured alcohol is unavailable.
CAUTION! Do not use acetone to clean the lens–it may
remove the paint from the metal near the lens or mirror mount
and leave a residue on the glass surface.
Switching Lamps
If your projector lamp burns out during a presentation, the
LAMP SELECTOR switch allows you to quickly change to a
backup lamp.
Figure 4-1
The lamp selector
You can switch lamps on the fly, without turning off your
projector or interrupting your presentation. Push the LAMP
SELECTOR switch to its opposite position. It will click into
place and the alternate lamp will illuminate.
☞
General
Maintenance