Sharp XG-C50XE (serv.man31) User Manual / Operation Manual ▷ View online
-80
Cleaning the lens
■ Use a commercially available blower or lens
cleaning paper (for glasses and camera lenses)
for cleaning the lens. Do not use any liquid type
cleaning agents, as they may wear off the coat-
ing film on the surface of the lens.
for cleaning the lens. Do not use any liquid type
cleaning agents, as they may wear off the coat-
ing film on the surface of the lens.
■ As the surface of the lens can easily get dam-
aged, be sure not to scrape or hit the lens.
Cleaning the exhaust and intake vents
■ Use a vacuum cleaner to clean dust from the
exhaust vent and the intake vent.
Maintenance
Cleaning the projector
■ Be sure to unplug the power cord before clean-
ing the projector.
■ The cabinet as well as the operation panel is
made of plastic. Avoid using benzene or thinner,
as these can damage the finish on the cabinet.
as these can damage the finish on the cabinet.
■ Do not use volatile agents such as insecticides
on the projector.
Do not attach rubber or plastic items on the pro-
jector for long time.
Do not attach rubber or plastic items on the pro-
jector for long time.
The effects of some of the agents in the plastic
may cause damage to the quality or finish of the
projector.
projector.
■ Wipe off dirt gently with a soft flannel cloth.
■ When the dirt is hard to remove, soak a cloth in a
neutral detergent diluted with water, wring the
cloth well and then wipe the projector.
Strong cleaning detergents may discolor, warp
or damage the coating on the projector.
Make sure to test on a small, inconspicuous area
on the projector before using.
cloth well and then wipe the projector.
Strong cleaning detergents may discolor, warp
or damage the coating on the projector.
Make sure to test on a small, inconspicuous area
on the projector before using.
Wax
Thinner
Neutral detergent
diluted with water
diluted with water
N
eu
tr
al d
ete
rg
en
t
Cleaning
Paper
Appendix
-81
Replacing the Air Filter
Air filter
Tab
M4
M4
M4
M4
• This projector is equipped with air fil-
ters to ensure the optimal operating
condition of the projector.
condition of the projector.
• The air filters should be cleaned ev-
ery 100 hours of use. Clean the filters
more often when the projector is used
in a dusty or smoky location.
more often when the projector is used
in a dusty or smoky location.
• Ask your nearest Sharp Authorized
Projector Dealer or Service Center to
exchange the filter (PFILDA005WJZZ)
when it is no longer possible to clean.
exchange the filter (PFILDA005WJZZ)
when it is no longer possible to clean.
Cleaning and replacing
the bottom air filter
the bottom air filter
1
Turn off the power and discon-
nect the power cord.
nect the power cord.
• Press
. Wait until the cooling fan
stops.
2
Remove the bottom filter cover.
• Turn over the projector. Grab the tab
and slide open the filter cover in the
direction of the arrow.
direction of the arrow.
3
Remove the air filter.
• Pick the air filter up with your fingers
and lift it out of the filter cover.
Power (OFF) button
Power
(OFF)
button
(OFF)
button
Air filter
(not removable)
4
Clean the air filter.
• Clean the dust off the air filter and
cover with a vacuum cleaner extension
hose.
hose.
5
Replace the air filter.
• Place the air filter underneath the tabs
on the filter cover.
6
Replace the filter cover.
• Slide the filter cover in the direction of
the arrow to close it.
Note
• Be sure the filter cover is securely
installed. The power will not turn on
unless it is correctly installed.
unless it is correctly installed.
• If dust or dirt has collected inside the
bottom air filter (not removable), clean the
filter with a vacuum cleaner extension
hose.
filter with a vacuum cleaner extension
hose.
Replacing the Air Filter
-82
Appendix
-83
Maintenance Indicators
■ The warning lights on the projector indicate problems inside the projector.
■ If a problem occurs, either the temperature warning indicator or the lamp replacement indicator will
illuminate red, and the power will turn off. After the power has been turned off, follow the proce-
dures given below.
dures given below.
Temperature warning
indicator
Lamp replacement
indicator
Power indicator
About the temperature warning indicator
If the temperature inside the pro-
jector increases, due to blockage
of the air vents, or the setting lo-
cation, “
jector increases, due to blockage
of the air vents, or the setting lo-
cation, “
” will blink in the
lower left corner of the picture. If
the temperature keeps on rising,
the lamp will turn off and the tem-
perature warning indicator will
blink, the cooling fan will run for
further 90 seconds, then the power
will be shut off. After “
the temperature keeps on rising,
the lamp will turn off and the tem-
perature warning indicator will
blink, the cooling fan will run for
further 90 seconds, then the power
will be shut off. After “
” ap-
pears, be sure to perform the fol-
lowing measures.
lowing measures.
About the lamp
replacement indicator
replacement indicator
■ The lamp life becomes 0%, when used
for approximately 2,000 hours with “ON”
in “Power Save” or when used for approxi-
mately 1,500 hours with “OFF” in “Power
Save” (see page
in “Power Save” or when used for approxi-
mately 1,500 hours with “OFF” in “Power
Save” (see page
69
).
■ When the remaining lamp life becomes
6% or less, “
” will be displayed on the
screen in yellow. When the percentage
becomes 0%, “
becomes 0%, “
” will change to “
”
(red), the lamp will automatically turn off
and then the projector as well. At this time,
the lamp replacement indicator will illu-
minate in red.
and then the projector as well. At this time,
the lamp replacement indicator will illu-
minate in red.
■ If you try to turn on the projector a fourth
time without replacing the lamp, the pro-
jector will not turn on.
jector will not turn on.
Maintenance indicator
Condition
Problem
Possible Solution
Temperature
warning
indicator
Normal
Abnormal
Off
Red on/
Power off
Power off
The internal
temperature is
abnormally high.
temperature is
abnormally high.
Abnormal
• Blocked air intake
• Relocate the projector to an area
with proper ventilation.
• Cooling fan break-
down
• Internal circuit failure
• Clogged air intake
• Take the projector to your nearest
Sharp Authorized Projector Dealer
or Service Center (see page
or Service Center (see page
96
)
for repair.
Lamp
replacement
indicator
Red on/
Power off
Power off
The lamp does
not illuminate.
not illuminate.
• Burnt-out lamp
• Lamp circuit failure
• Carefully replace the lamp. (See
page
86
)
• Take the projector to your nearest
Sharp Authorized Projector Dealer
or Service Center (see page
or Service Center (see page
96
)
for repair.
• Please exercise care when
replacing the lamp.
Green on
Green
blinks
when the
lamp is
active.
Red blinks/
Red on
Red on
Time to change
the lamp
the lamp
• Remaining lamp life
becomes 6% or
under.
under.
Power
indicator
The power
indicator blinks
in red when the
projector is on.
indicator blinks
in red when the
projector is on.
• The filter cover, lamp
unit cover or lens
cover is open.
cover is open.
• Securely install the covers.
• If the power indicator blinks even
when the filter cover is securely
installed, contact your nearest
Sharp Authorized Projector Dealer
or Service Center for advice.
installed, contact your nearest
Sharp Authorized Projector Dealer
or Service Center for advice.
Green on/
Red on
Red on
Red blinks
