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ENGLISH-49
Care and maintenance
48-ENGLISH
Cleaning and replacing the air filter
If the air filter becomes clogged with dust, the internal temperature of the
projector will rise, the TEMP indicator will flash and the projector power will
turn off. The air filter should be cleaned every 100 hours of use.
Remedy
Problem
Indicator
display
Flashing (red)
It is nearly time to
replace the lamp
unit.
Illuminated (red)
An abnormality has been detected in the lamp
circuit.
BDoes “REPLACE
LAMP” appear on
the screen after
the projector is
turned on?
BThis occurs when
the operation time
for the lamp unit is
nearing 1 800
hours (when
“LAMP POWER”
has been set to
“HIGH”). Ask your
dealer or an
Authorized
Service Center to
replace the lamp
unit.
Possible
cause
BThe power may
have been turned
on straight away
after it was turned
off.
BWait for a while
until the lamp unit
cools down before
turning the power
back on again.
BThere may be an
abnormality in the
lamp circuit.
BDisconnect the
power cord by
following the
procedure on
page 24, and then
contact an
Authorized
Service Center.
LAMP indicator
NOTE:
BBe sure to disconnect the power cord by following the procedure given
in “Turning off the power” on page 24 before carrying out any of the
procedures in the “Remedy” column.
BIf the power turns off after the TEMP indicator starts flashing, it means
an abnormality has occurred. Please contact an Authorized Service
Center so that the necessary repairs can be made.
%Replace the air filter, and then
install the air filter cover.
Air filter cover
Air filter
Cleaning
Use a vacuum cleaner to clean off
any accumulated dust.
Replacement procedure
#Turn off the power and
disconnect the power cord.
Be sure to disconnect the power
cord by following the procedure
given on page 24.
$Gently turn the projector
upside down, and then remove
the air filter cover.
NOTE:
BIf the dust cannot be cleaned
by a vacuum cleaner, remove
the air filter and soak it in
water, and then wash out the
dust by hand. Be sure to install
the air filter after it has dried.
BDo not use detergent when
washing the air filter.
BIf the dust cannot be removed
by cleaning, it is time to
replace the air filter. Please
consult your dealer.
Furthermore, if the lamp unit is
being replaced, replace the air
filter at this time also.
NOTE:
B
Be sure to install the air filter before
using the projector. If the projector
is used without the air filter installed,
dust and other foreign particles will
be drawn into the projector, and
malfunctions will result.
Air filter cover