f
Make sure that the projector is stable, and perform the maintenance in a safe place even if the air filter unit falls accidentally.
Note
f
The replacement cycle of the air filter unit varies greatly depending on the usage environment.
How to replace the air filter unit
1) Remove the air filter unit.
f
Refer to “Removing the air filter unit” (
x
page 137).
2) Install the optional Replacement Filter Unit (Model No.: ET-RFL400) to the projector.
f
Refer to “Attaching the air filter unit” (
x
page 138).
3) Reset the air filter counter.
f
Refer to “Resetting the air filter counter” (
x
page 138).
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
If the projector is used without resetting the filter counter, the actual filter usage time (counter numeric value) will not be able to be
confirmed.
ENGLISH
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139
Chapter 6 Maintenance - Maintenance/replacement
