NEC P554U - Checking Energy-Saving Effect [Carbon Meter]

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3. Convenient Features
NOTE:
• The[ECOMODE]canbechangedbyusingthemenu.
 Select[SETUP]→[GENERAL]→[ECOMODE].
• Thelampliferemainingandlamphoursusedcanbecheckedin[USAGETIME].Select[INFO.]→[USAGETIME].
• Theprojectorisalwaysin[NORMAL]for90secondsafterthelampisturnedon.Thelampconditionwillnotbeaffectedevenwhen
[ECOMODE]ischanged.
• Afteralapseof1minutefromwhentheprojectordisplaysno-signalguidance,ablue,blackorlogoscreen,[ECOMODE]willautomatically
switchto[ECO].Theprojectorwillreturntoitsoriginalsettingonceasignalisaccepted.
• Iftheprojectorisoverheatedin[OFF]mode,theremaybeacasewherethe[ECOMODE]automaticallychangesto[NORMAL]modeto
protecttheprojector.Whentheprojectorisin[NORMAL]mode,thepicturebrightnessdecreases.Whentheprojectorcomesbacktonormal
temperature,the[ECOMODE]returnstoitsoriginalsetting.
 Thermometersymbol[
]indicatesthe[ECOMODE]isautomaticallysetto[NORMAL]modebecausetheinternaltemperatureistoohigh.
• Immediatelyafter[ECOMODE]ischangedfrom[ECO]tooneof[OFF],[AUTOECO],or[NORMAL],thelampbrightnessmaydecrease
temporarily.Thisisnotamalfunction.
Checking Energy-Saving Effect [CARBON METER]
Thisfeaturewillshowenergy-savingeffectintermsofCO
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emissionreduction(kg)whentheprojector’s[ECOMODE]
issetto[AUTOECO],[NORMAL],or[ECO].Thisfeatureiscalledas[CARBONMETER].
Therearetwomessages:[TOTALCARBONSAVINGS]and[CARBONSAVINGS-SESSION].The[TOTALCARBON
SAVINGS]messageshowsthetotalamountofCO
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emissionreductionfromthetimeofshipmentuptonow.You
canchecktheinformationon[USAGETIME]from[INFO.]ofthemenu.(→page80)
The[CARBONSAVINGS-SESSION]messageshowstheamountofCO
2
emission reduction between the time of
changingtoECOMODEimmediatelyafterthetimeofpower-onandthetimeofpower-off.The[CARBONSAVINGS-
SESSION]messagewillbedisplayedinthe[POWEROFF/AREYOUSURE?]messageatthetimeofpower-off.
TIP:
• TheformulaasshownbelowisusedtocalculatetheamountofCO
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emissionreduction.
 AmountofCO
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emissionreduction=(PowerconsumptioninOFFforECOMODE−PowerconsumptioninAUTOECO/NORMAL/ECOfor
ECOMODE)×CO
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conversionfactor.*WhentheimageisturnedoffwiththeAV-MUTEbutton,theamountofCO
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emmissionreduction
willalsoincrease.
 *CalculationforamountofCO
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emissionreductionisbasedonanOECDpublication“CO
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EmissionsfromFuelCombustion,2008Edition”.
• The[TOTALCARBONSAVINGS]iscalculatedbasedonsavingsrecordedin15minutesintervals.
• Thisformulawillnotapplytothepowerconsumptionwhichisnotaffectedbywhether[ECOMODE]isturnedonoroff.