42
Filter counter
This function is used to set a frequency for the filter cleaning.
When the projector reached a specified time between cleanings, a
Filter warning icon appears on the screen, notifying the cleaning is
necessary.
Use the Point 8 button to select the desired timer [Off/ 50H/ 100H/
200H/ 300H/ 400H/ 500H] and press the OK button. After cleaning
the filter, be sure to select [Reset] and set the timer. The Filter
warning icon will not turn off until the filter counter is reset.
For details about resetting the timer, refer to “Resetting the Filter
Counter” on page 48.
Test pattern
A test pattern for zoom and focus adjustment is available for use
when setting up the projector.
Filter counter
Use the Point 8 button to select
the timer from (Reset/Off/
50H/ 100H/ 200H/ 300H/ 400H/
500H) depending on the use
environment.
Filter warning icon appears on the screen at a set
time.
✔Note:
 •ThePowermanagementfunctioncannotbeoperatedduring
cleaning.
Cleaning
This function is used to clean the inside of the projector. Using a
blower at the same time is more effective. See page 46.
Press the Point 8 or OK buttons, then the projected image is
blacked out temporarily regardless of whether or not an input
source is selected.
To cancel the cleaning function, set the projector back into
the right position, then press any other button during cleaning
operations.
Factory default
This function restores all setting values except for the user’s logo,
the filter counter and the lamp time to the factory default settings.
Select [Yes] and press the
OK button, then another
confirmation box appears.
Factory default
Select Factory default and
press the Point 8 or OK
buttons. “Return to Factory
default?” appears.
Select [Yes] again to
restore to the factory
default settings.
Choose the running speed of cooling fans from the following
options according to the environment, where there is a drastic
elevation of room temperature while the projector is being used.
Normal ....... Normal speed.
Mode 1 ...... Faster than Normal mode. Use this mode when you
want to increase the cooling effect when operating
the projector in the environment, where there is a
drastic elevation of room temperature.
Mode 2 ...... Faster than Mode 1 mode. Use this mode when you
want to increase the cooling effect when operating
the projector in the environment, where there is a
more drastic elevation of room temperature.
Fan control
This function resets the lamp replacement counter. When
replacing the projection lamp, reset the lamp replacement counter
with this function. See page 50 for operation.
Lamp counter reset
For technician use ONLY. Set this function to Off.
Service port
Setting
✔Note:
 •TheFilterwarningiconwillnotappearwhen
theDisplayfunctionissetto“Off”(p.40),during
“Freeze”(p.23),“Noshow”(p.23),“Color
management”(p.32),“Testpattern”(p.42),
“Rename”(p.39),“Customgamma”(p.31),or
“Cleaning”(p.42).
✔Note:
 •FannoisebecomeslouderinMode1andMode2.