NEC NP-PH1000U - Page 237

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9. Appendix
LAMP1/LAMP2Indicator
Indicatordisplay Projectorstatus Procedure
Off
Thelampisturnedoff. –
Flashing Green
Preparingtorelightlampafter
lightinghasfailed
Waitawhile.
Red Lampreplacementgrace
period
Thelamphasreachedtheendofitsservice lifeand
isnowin thereplacementgraceperiod (100hours).
Replacethelampassoonaspossible.(→page179)
Red(cycles
of6)
Lampdoesnotlight Thelamphasnotturnedon.Waitatleast1minute,then
turnthepowerbackon.Ifthelampstilldoesnotlight,
contactanNECprojectorcustomersupportcenter.
Lit Red Lampusagetimeexceeded Thelamphasexceededitsusagetime.Theprojector’s
powercannotbeturnedonuntilthelampisreplaced.
(→page179)
Green
Lamplit –
Temp. Indicator
Indicatordisplay Projectorstatus Procedure
Off
Noproblem
Flashing Red Temperatureproblem The temperature protector has been activated.If the
roomtemperatureishigh,movetheprojectortoacool
place.IftheTEMP.indicatorstillbeashingwhenthe
projectorisusedatoperatingtemperatures,contactan
NECprojectorcustomersupportcenter.
Orange Warmingup Theusageenvironmenttemperatureislowerthanthe
projector’soperating temperature(0°C). In that case,
raisetheusageenvironmenttemperaturetoa0°Cor
higherandturnontheprojector.Iftheprojectoristurned
onataround0°C,itmaytake5minutestowarmupthe
projector.Duringthiswarm-upperiodtheTEMP.indicator
willash.Whenthewarm-upiscompleted,theTEMP.
indicatorwillgooff.
SHUTTER Indicator
Indicatordisplay Projectorstatus Procedure
Off Light –
On Green
Lightshuttered –
If the temperature protector is activated
Iftheprojector’sinternal temperaturerises abnormally,the lamp turns offandthetemperature indicator ashes
(repeatedlyincyclesof2).
Itmayhappenthattheprojector’stemperatureprotectorissimultaneouslyactivatedandtheprojector’spowerturns
off.
Ifthishappens,dothefollowing:
- Unplugthepowercordfromthepoweroutlet.
- Ifusinginaplacewherethesurroundingtemperatureishigh,movetheprojectortoadifferent,coolplace.
- Ifthereisdustintheventilationholes,clean.(→ pages 174and178)
- Waitassuchabout1hourfortheprojector’sinternaltemperaturetolower.