Panasonic PT-VW540 Operating Instructions Manual page 116

Note
f When you replace the lamp unit with a new one, the projector resets the runtime of the lamp unit automatically.
Air filter unit
If dirt does not come off even after the air filter unit is cleaned, it is time for the unit to be replaced.
The Replacement Filter Unit (Model No.: ET-RFV410) is an optional accessory. To purchase the product, consult
your dealer.
Attention
f Make sure to turn off the power before replacing the filter. (
f Make sure that the projector is stable, and perform the maintenance in a safe place even if the filter 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" (
2) Install the optional Replacement Filter Unit (Model No.: ET-RFV410) to the projector.
f Refer to "Attaching the air filter unit" (
3) Reset the air filter counter.
f Refer to "Resetting the air filter counter" (
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.
116 - ENGLISH
Chapter 6 Maintenance - Maintenance/replacement
Æ page 42)
Æ page 112).
Æ
page 113).
Æ page 113).