NEC NP-PX800X User Manual - Page 185

NEC NP-PX800X Manual

Page 185 highlights

7. Maintenance This section describes the simple maintenance procedures you should follow to clean the filters, the lens, the cabinet, and to replace the lamp and the filters.  Cleaning the Filters The air-filter sponge keeps dust and dirt from getting inside the projector and should be frequently cleaned. If the filter is dirty or clogged, your projector may overheat. NOTE: The message for filter cleaning will be displayed for one minute after the projector is turned on or off. When the message is displayed, clean the filters. The time to clean the filters is set to [OFF] at time of shipment. (→ page 115) To cancel the message, press any button on the projector cabinet or the remote control. CAUTION • Before cleaning the filters, turn off the projector, disconnect the power cord and then allow the cabinet to cool. Failure to do so can result in electric shock or burn injuries. Preparation: Before cleaning the filters, use a vacuum cleaner to clean the ventilations (inlet). There are two filters on the front (front filter) and left side (side filter). When replacing the filters, buy the optional filter NP02FT in advance. Filter cover Inlet (The large filter is inside.) Filter cover Inlet (The small filter is inside) 1. Push the positions shown (2 locations) to release the filter cover and remove it. Buttons Filter cover 2. Remove the two filters by pulling out. Filter unit 171

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171
This฀section฀describes฀the฀simple฀maintenance฀procedures฀you฀should฀follow฀to฀clean฀the฀Flters,฀the฀lens,฀the฀cabinet,฀
and฀to฀replace฀the฀lamp฀and฀the฀Flters.
1
Cleaning the Filters
The฀air-Flter฀sponge฀keeps฀dust฀and฀dirt฀from฀getting฀inside฀the฀projector฀and฀should฀be฀frequently฀cleaned.฀If฀the฀Flter฀
is฀dirty฀or฀clogged,฀your฀projector฀may฀overheat.
NOTE:฀The฀message฀for฀Flter฀cleaning฀will฀be฀displayed฀for฀one฀minute฀after฀the฀projector฀is฀turned฀on฀or฀off.฀When฀the฀message฀is฀
displayed,฀clean฀the฀Flters.฀The฀time฀to฀clean฀the฀Flters฀is฀set฀to฀[O±±]฀at฀time฀of฀shipment.฀(
page
115
)
To cancel the message, press any button on the projector cabinet or the remote control.
CAUTION
•฀
Before฀cleaning฀the฀Flters,฀turn฀off฀the฀projector,฀disconnect฀the฀power฀cord฀and฀then฀allow฀the฀cabinet฀to฀cool.฀
±ailure฀to฀do฀so฀can฀result฀in฀electric฀shock฀or฀burn฀injuries.
Preparation:฀Before฀cleaning฀the฀Flters,฀use฀a฀vacuum฀cleaner฀to฀clean฀the฀ventilations฀(inlet).
There฀are฀two฀Flters฀on฀the฀front฀(front฀Flter)฀and฀left฀side฀(side฀Flter).฀
When฀replacing฀the฀Flters,฀buy฀the฀optional฀Flter฀NP02±T฀in฀advance.
Filter cover
Inlet
(The small filter is inside)
Filter cover
Inlet
(The large filter is inside.)
1.฀ Push฀the฀positions฀shown฀(2฀locations)฀to฀release฀the฀±lter฀cover฀and฀remove฀it.
Filter cover
Buttons
2.฀ Remove฀the฀two฀±lters฀by฀pulling฀out.
Filter unit
7. Maintenance