Replacing the air filter unit
Before replacing the air filter unit
Turn off the power and disconnect the power plug from the wall outlet before you replace
the air filter unit.
When replacing the air filter unit, make sure that the projector is stable, and work in an
environment that is safe, even if you drop the air filter cover or the air filter unit.
Do not put anything into the air vents. Doing so may result in malfunction of the projector.
The method of removing and attaching the air filter cover differs according to the structure of
the projector body.
Cabinet type A
PT-EZ770 / PT-EZ580 / PT-EW730 / PT-EW640 / PT-EW540 / PT-EX800 / PT-EX610 /
Cabinet type B
In the case of cabinet type B, it is necessary to reset the filter usage time after replacing.
PT-EZ590 / PT-EZ57 / PT-EW650 / PT-EW550 / PT-EX620 / PT-EX520
In this document, the letters at the end of the projector part numbers are omitted.
Illustrations contained in this manual that show the projector may differ from the actual objects
For cabinet type A
Air filter cover
Air filter cover fixing screw
1) Turn off the power of the projector and set the <MAIN POWER> switch to
<OFF> and disconnect the power plug from the power outlet.
When the power is turned off, be absolutely sure to follow the procedure described in
"Switching off the projector" in the operating instructions of the projector.
2) Remove the air filter cover. (Fig. 1)
Use a Phillips screwdriver to turn the air filter cover fixing screw (x1) counterclockwise until
it turns freely, and gently pull open in the direction of the arrow with your finger placed on
the indent of the air filter cover and remove the cover.
When pulling open the air filter cover, be sure to firmly hold the air filter cover with your
hand. Opening the air filter cover quickly may result in the cover falling.
Please remove if there is dirt and dust in the air filter cover.
2 - ENGLISH
Projector body tab
Air filter unit
Air filter unit compartment and
the projector's air intake port
Air filter unit