NEC PX750U - Page 186

172
7. Maintenance
3. Useavacuumcleanertovacuumallthedustinside.
 Getridofdustintheaccordionlter
NOTE:
• Wheneveryouvacuumthelter,usethesoftbrushattachmenttovacuum.Thisistoavoiddamagetothelter.
• Donotwashthelterwithwater.Doingsocanresultinlterclogging.
4. Puttheltersbackintoplace
The filter cannot be inserted from the outside.
 Insertthelterwith“↓AIRFLOW↓” facing the projector.
5. Puttheltercoverbacktotheprojectorcabinet.
 Insertthecatchesonthetopandbottomoftheltercoverintothegroovesintheprojector,thenpressthetopand
bottom buttons to close.
• Pushtheltercoveruntilitclicksintoplace.
ButtonsCatches
6. Clearthelterusagehours:
Plug the power cord into the wall outlet, turn on the main power switch, and then turn on the projector.
From the menu, select [RESET] →[CLEARFILTERHOURS].andresetthelterusagehours.(→ page 130)