Black Box AC401A - Manual (Page 29)

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REAL COLOR AND MONOCHROME 16 LCD PROJECTION PANELS
5. Maintenance and Troubleshooting
2. If the surface needs cleaning,
you can use any normal non-
abrasive glass cleaner on it.
Apply the cleaner to a cleaning
cloth and then wipe the surface
lightly. Do not use excessive
amounts of liquid. Do not use
abrasive cleaners, solvents, or
other harsh chemicals.
5.2 Cleaning the Projection Panel
Filter
The filter, which is located at the
front of the Projection Panel,
catches dust particles before they
get into the Projection Panel. You
need to routinely clean the filter. To
clean the filter, follow these steps:
1. Unsnap the fan cover.
The information in this chapter
is a guide to the cleaning and
maintenance of your Projection
Panel, as well as to locating and
solving possible problems.
5.1 Cleaning the Display Surface
1. Handle the Projection Panel
as you would anything made of
glass. Be especially careful not
to drop it.
The hardened polymer surface
of the Real Color 16 LCD
Projection Panel (AC400A) is
designed to be scratch and dent
resistant. However, you should
avoid scratching it with sharp
metal objects. The Monochrome
16 LCD Projection Panel
(AC401A) surface is made of
glass, and you should follow the
instructions in step 2.