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INF-22
SECTION 1 SERVICE INFORMATION
5. 3. 5. Air filter maintenance
Perform maintenance of the air filter in the following case.
• The air filter is clogged with dust, causing the filter replacement message to appear on the screen.
Attention
• Make sure to turn off the power before performing maintenance on the air filter unit.
• Make sure that the projector is stable, and perform the maintenance in a safe place where the unit will not be damaged even
if you drop the air filter unit.
5. 3. 6. Replacement procedure for air filter unit
1) Remove the air filter cover. (Fig. 1)
• Open the air filter cover in the direction of the arrow and remove it.
2) Remove the air filter unit. (Fig.2)
• Hold the tab of the air filter unit and pull out in the direction of the arrow.
• After removing the air filter unit, remove foreign objects and dust from the air filter compartment and the projector’s air
intake port if there are any.
3) Attach the unused air filter unit to the projector (Fig.3)
• Hold the air filter unit that the tab is in up-left side in the figure, put the right side in the figure first, and press the tab side
until make a click sound.
• Do not press any other part of the air filter unit except the frame during installation
4) Install the air filter cover.
• Perform Step 1) in “Removing the air filter unit” in the reverse order
• Make sure that the air filter cover is closed tightly.
Air filter cover
Fig. 1
Tab
Air filter unit
Fig. 2
Tab
Air filter unit
Fig. 3
Attention
• Turn off the power before you replace the air filter unit.
• When attaching the air filter unit, make sure that the projector is stable, and work in an environment that is safe, even in the
event of the air filter unit dropping.
• Make sure that the air filter unit is properly attached before using the projector. If it is not attached, the projector will suck in
dirt and dust causing a malfunction.
• Do not put anything into the air vents. Doing so may result in malfunction of the projector.
• The air filter unit to be replaced should be an unused product.
• After replacing the air filter, reset the filter counter. Otherwise, “FILTER COUNTER has reached the set time.” will appear on
screen.
Note
• The replacement cycle of the air filter unit varies greatly depending on the usage environment.
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