Chapter 6
Maintenance — Maintenance/replacement
ENGLISH - 203
Air filter unit replacement procedure
Attention
f
Make sure to turn off the projector before replacing the filter.
f
When attaching the air filter unit, make sure to secure the stability of the projector, and execute in a safe location even if the air filter unit
falls accidentally.
1)
Remove the air filter unit.
f
Refer to
“Removing the air filter unit” (
x
page 200).
2)
Attach the optional Replacement Filter Unit (Model No.: ET‑RFM100) to the projector.
f
The air filter unit has no difference between top and bottom, but is two-sided. Match the protrusion position
of the air filter unit with the grooves on the projector body.
f
Refer to
“Attaching the air filter unit” (
x
page 201).
Attention
f
When switching on the projector, make sure that the air filter unit is attached. If it is not attached, the projector will suck in dirt and dust
causing a malfunction.
f
When the projector is used without attaching the air filter unit, the filter indicator <FILTER> will blink in red, and a message is displayed on
the projected image for approximately 30 seconds.
Note
f
The replacement cycle of the air filter unit varies greatly depending on the usage environment.
