Nec PX700W [196/244] 5 replacing the filters

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7. Maintenance

 Replacing the Filters

Itisrecommendedthattheltersarecleanedafterevery5000hoursofuseandreplacedafterevery10000hoursof

use.Thesehourscanvarydependingonyourusageenvironment.

Therearetwolters,onelocatedatthefrontoftheprojectorandoneontheside.

Optionallters(twolter)areavailable.

Smalloneforthefront

Largeonefortheleftside

NOTE:

• Replacebothlterswiththenewonesatthesametime.

• Beforereplacingthelters,useavacuumcleanertovacuumdustanddirtfromthevents(inlet)oftheprojectoranduseadry

soft cloth to wipe dust off the cabinet.

• Theprojectorcontainshigh-precisionparts.Keepoutdustanddirtduringlterreplacement.

• Donotwashthelterwithwater.Waterwilldamagetheltermembrane.

• Attachthelterinthecorrectorientation.Failuretodosomaycausedustanddirttoenterinsidetheprojector,resultinginprojec-

tor malfunction.

Filter cover

Inlet

(Thelterisinside)

Filter cover

Inlet

(Thelterisinside.)

Replacing the ﬁlter on the left side

1. Removetheltercover.

(1)Looseneachofthetwoknobsbyturningthemcounter-

clockwise.

 •Theknobsarenotremovable.

 •If the knob is too tight to turn, use a Phillips screw-

driver.

(2)Removetheltercoverbyslidingittotheleftandpulling

it out.

Filter cover

Notch

Knob