Sanyo PLC XU78 Owners Manual - Page 53

Cleaning the Air Filters, Attaching the Lens Cover, We recommend avoiding dusty/smoky - lcd

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Maintenance and Cleaning Cleaning the Air Filters Air filters prevent dust from accumulating on the optical elements inside the projector. Should the air filters become clogged with dust particles, it will reduce cooling fans' effectiveness and may result in internal heat build up and adversely affect the life of the projector. Clean the air filters following the steps below. 1 Turn off the projector, and disconnect the AC power cord from the AC outlet. 2 Turn over the projector and remove the air filters by pulling the latches upward. 3 Clean the air filters with a brush or rinse them softly. 4 When cleaning the air filters by rinsing, dry them well. Replace the air filters properly. Make sure that the air filters are fully inserted. CAUTION Do not operate the projector with the air filters removed. Dust may accumulate on the optical elements degrading picture quality. Do not put small parts into the air intake vents. It may result in malfunction of the projector. RECOMMENDATION We recommend avoiding dusty/smoky environments when operating the projector. Usage in these environments may cause a poor image quality. When using the projector under dusty or smoky conditions, dust may accumulate on a lens, LCD panels, or optical elements inside the projector. This condition may degrade the quality of a projected image. When the symptoms above are noticed, contact your authorized dealer or service station for proper cleaning. Attaching the Lens Cover When moving this projector or while not using it over an extended period of time, replace the lens cover. Air filters Pull up and remove. ✔ Note: When reinserting this air filter, be sure that the slit part is facing the outer side. Lens Cover Attach the lens cover according to the following procedures. 1 Pass the string through a hole of the lens cover. 2 Turn over the projector and remove the screw with a screwdriver. 3 Attach the string with lens cover to a hole at the bottom of the projector and secure it with a screw. Hole String for the lens cover Secure it to the hole with a screw. 53

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53
Maintenance and Cleaning
Turn off the projector, and disconnect the AC power
cord from the AC outlet.
Turn over the projector and remove the air filters by
pulling the latches upward.
Air filters prevent dust from accumulating on the optical elements inside the projector.
Should the air
filters become clogged with dust particles, it will reduce cooling fans' effectiveness and may result in
internal heat build up and adversely affect the life of the projector.
Clean the air filters following the
steps below.
Clean the air filters with a brush or rinse them
softly.
When cleaning the air filters by rinsing, dry them
well.
Replace the air filters properly.
Make sure
that the air filters are fully inserted.
CAUTION
Do not operate the projector with the air filters
removed.
Dust may accumulate on the optical
elements degrading picture quality.
Do not put small parts into the air intake vents.
It
may result in malfunction of the projector.
RECOMMENDATION
We recommend avoiding dusty/smoky
environments when operating the projector°
Usage in these environments may cause a poor
image quality°
When using the projector under dusty or smoky
conditions, dust may accumulate on a lens, LCD
panels, or optical elements inside the projector.
This
condition may degrade the quality of a projected
image.
When the symptoms above are noticed,
contact your authorized dealer or service station for
proper cleaning.
Cleaning the Air Filters
1
2
3
4
✔
Note:
When reinserting this air filter, be
sure that the slit part is facing the
outer side.
Air filters
Pull up and remove.
When moving this projector or while not using it over
an extended period of time, replace the lens cover.
Attach the lens cover according to the following
procedures.
Pass the string through a hole of the lens cover.
Turn over the projector and remove the screw with
a screwdriver.
Attaching the Lens Cover
Attach the string with lens cover to a hole at the
bottom of the projector and secure it with a screw.
1
2
3
Lens Cover
String for the
lens cover
Secure it to
the hole with a
screw.
Hole