Care and replacement, Cleaning the projector, Replacing the arf (auto rolling filter) – Panasonic FW100NTU User Manual
Page 40: See “replacing the arf (auto rolling filter)” on, Nglish - 40, Jbefore cleaning the projector, Jcleaning the outer surface of the projector, Jcleaning the lens and front glass surface, Jbefore replacing the arf, Jwhen to replace the arf
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