Sharp PG-A20X (serv.man24) User Manual / Operation Manual ▷ View online
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Appendix
1
2
3
Replacing the Air Filter
Tab
• 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 every
100 hours of use. Clean the filters more
often when the projector is used in a
dusty or smoky location.
often when the projector is used in a
dusty or smoky location.
• Ask your nearest Sharp Authorized Pro-
jector Dealer or Service Center to ex-
change the filter (PFILDA008WJZZ)
when it is no longer possible to clean.
change the filter (PFILDA008WJZZ)
when it is no longer possible to clean.
Cleaning and Replacing
the Air Filter
the Air Filter
1
Press
STANDBY
on the projector
or
STANDBY
on the remote control to
put the projector into the
standby mode.
standby mode.
• Wait until the cooling fan stops.
2
Disconnect the power cord.
• Unplug the power cord from the AC
socket.
3
Remove the filter/lamp unit
cover.
cover.
• Turn the projector over. Loosen the user
service screw (1) that secures the fil-
ter/lamp unit cover. Pressing the tab
(2), remove the filter/lamp unit cover
(3).
ter/lamp unit cover. Pressing the tab
(2), remove the filter/lamp unit cover
(3).
4
Remove the air filter.
• Pick the air filter up with your fingers and
lift it out of the filter/lamp unit cover.
STANDBY button
Air filter
(not removable)
(not removable)
STANDBY
button
button
User service screw
Air filter
Air filter
(not removable)
(not removable)
"
"
"
"
"
Bottom view
"
"
"
"
"
Rear view
AC socket
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5
Clean the air filter.
• Clean the dust off the air filter and cover
with a vacuum cleaner extension hose.
6
Replace the air filter.
• Place the air filter underneath the tabs
on the filter/lamp unit cover.
7
Replace the filter/lamp unit
cover.
cover.
• Align the tab on the filter/lamp unit cover
(1) and place it while pressing the tab
(2) to close it. Then tighten the user
service screw (3) to secure the filter/
lamp unit cover.
(2) to close it. Then tighten the user
service screw (3) to secure the filter/
lamp unit cover.
Note
• Be sure the filter/lamp unit cover is
securely installed. The power will not turn
on unless it is correctly installed.
on unless it is correctly installed.
• If dust or dirt has collected inside the rear
and bottom air filters (not removable), clean
the filter with a vacuum cleaner extension
hose.
the filter with a vacuum cleaner extension
hose.
1
2
3
Replacing the Air Filter
Tab
User service screw
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Appendix
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 indicator will illuminate
red, and the projector will enter the standby mode. After the projector has entered the standby
mode, follow the procedures given below.
mode, follow the procedures given below.
Temperature warning indicator
Lamp 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-
jector increases, due to blockage
of the air vents, or the setting lo-
cation, “
” will illuminate 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 a further
90 seconds, and then the projector
will enter the standby mode. After
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 a further
90 seconds, and then the projector
will enter the standby mode. After
“
” appears, be sure to per-
form the following measures.
Maintenance indicator
Condition
Problem
Possible Solution
Temperature
warning
indicator
Normal
Abnormal
Off
Red on/
Standby
Standby
The internal
temperature is
abnormally high.
temperature is
abnormally high.
Abnormal
•
Blocked air intake
•
Relocate the projector to an area
with proper ventilation.
with proper ventilation.
•
Cooling fan break-
down
down
•
Internal circuit failure
•
Clogged air intake
•
Take the projector to your nearest
Sharp Authorized Projector Dealer
or Service Center (see page
Sharp Authorized Projector Dealer
or Service Center (see page
65
)
for repair.
Lamp
indicator
Red on/
Standby
Standby
The lamp does
not illuminate.
not illuminate.
•
Burnt-out lamp
•
Lamp circuit failure
•
Carefully replace the lamp. (See
page
page
58
)
•
Take the projector to your nearest
Sharp Authorized Projector Dealer
or Service Center (see page
Sharp Authorized Projector Dealer
or Service Center (see page
65
)
for repair.
•
Please exercise care when
replacing the lamp.
replacing the lamp.
Red on
Time to change
the lamp
the lamp
•
Remaining lamp life
becomes 5% or less.
becomes 5% or less.
Power
indicator
The power
indicator blinks
in red when the
projector is on.
indicator blinks
in red when the
projector is on.
•
The filter/lamp unit
cover is open.
cover is open.
•
Securely install the cover.
•
If the power indicator blinks even
when the filter/lamp unit cover is
securely installed, contact your
nearest Sharp Authorized Projec-
tor Dealer or Service Center for
advice.
when the filter/lamp unit cover is
securely installed, contact your
nearest Sharp Authorized Projec-
tor Dealer or Service Center for
advice.
Green on/
Red on
Red on
Red blinks
Green on
Green
blinks when
the lamp is
warming up
or shutting
down.
About the lamp indicator
■ The lamp life becomes 0%, when used
for approximately 4,500 hours with “Eco
Mode” or when used for approximately
3,000 hours with “Standard Mode” (see
page
Mode” or when used for approximately
3,000 hours with “Standard Mode” (see
page
45
).
■ When the remaining lamp life becomes
5% or less, “
” (yellow) will be displayed
on the screen. When the percentage be-
comes 0%, “
” will change to “
” (red),
the lamp will automatically turn off and
then the projector will automatically en-
ter the standby mode. At this time, the
lamp indicator will illuminate in red.
then the projector will automatically en-
ter the standby mode. At this time, the
lamp indicator will illuminate 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.
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Info
• If the temperature warning indicator illuminates, and the projector enters the standby mode, follow the pos-
sible solutions on the previous page and then wait until the projector has cooled down completely before
plugging in the power cord and turning the power back on. (At least 5 minutes.)
plugging in the power cord and turning the power back on. (At least 5 minutes.)
• If the power is turned off for a brief moment due to power outage or some other cause while using the
projector, and the power supply recovers immediately after that, the lamp indicator will illuminate in red and
the lamp may not be lit. In this case, unplug the power cord from the AC outlet, replace the power cord in the
AC outlet and then turn the power on again.
the lamp may not be lit. In this case, unplug the power cord from the AC outlet, replace the power cord in the
AC outlet and then turn the power on again.
• If you want to clean the air vents during projector operation, be sure to put the projector into the standby
mode. After the cooling fan has stopped, clean the vents.
• Do not unplug the power cord after the projector has entered the standby mode and while the cooling fan is
running. The cooling fan runs for about 90 seconds.
Maintenance Indicators
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