NEC UM351W - Page 131

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7. Maintenance
6. Insertthelargeltercaseintotheprojectorcabinet.
 Makesure that the ltercase isinsertedin the correct orienta-
tion.
7. Put the small filter case to the projector cabinet.
 Makesure that the ltercase isinsertedin the correct orienta-
tion.
8. Put the filter cover back to the projector cabinet.
 Inserttwocatchesofthetipoftheltercoverintothegrooveofthe
cabinet, and push the button to close the filter cover.
• If yound itto hard to close thelter cover, try pushingthe
hook.
Button
Hook
Catch
Insiderib
(protrusion)
9. Clearthelterusagehours.
Plug the power cord into the wall outlet, and then turn on the pro-
jector.
From the menu, select [RESET] →[CLEARFILTERHOURS].(→
page 102)
The interval time to clean the filters is set to [OFF] at time of ship-
ment. When using the projector as it is, you do not clear the filter
usage