ThinkPad E470 - Liquid Crystal Display (LCD) Notice; Using Headphones or Earphones

4.Attachpowercordstooutlets.
5.TurndevicesON.
4.Removeallcablesfromdevices.
Thepowercordmustbedisconnectedfromthewalloutletorreceptaclebeforeinstallingallother
electricalcablesconnectedtothecomputer.
Thepowercordmaybereconnectedtothewalloutletorreceptacleonlyafterallotherelectrical
cableshavebeenconnectedtothecomputer.
DANGER
Duringelectricalstorms,donotperformanyreplacementanddonotconnectthetelephonecable
toordisconnectitfromthetelephoneoutletonthewall.
Liquidcrystaldisplay(LCD)notice
CAUTION:
Theliquidcrystaldisplay(LCD)ismadeofglass,androughhandlingordroppingthecomputercan
causetheLCDtobreak.IftheLCDbreaksandtheinternalfluidgetsintoyoureyesoronyour
hands,immediatelywashtheaffectedareaswithwaterforatleast15minutes;ifanysymptomsare
presentafterwashing,getmedicalcare.
Note:Forproductswithmercury-containingfluorescentlamps(forexample,non-LED),thefluorescentlamp
intheliquidcrystaldisplay(LCD)containsmercury;disposeofaccordingtolocal,state,orfederallaws.
Usingheadphonesorearphones
CAUTION:
Excessivesoundpressurefromearphonesandheadphonescancausehearingloss.Adjustmentof
theequalizertomaximumincreasestheearphoneandheadphoneoutputvoltageandthesound
pressurelevel.Therefore,toprotectyourhearing,adjusttheequalizertoanappropriatelevel.
Excessiveuseofheadphonesorearphonesforalongperiodoftimeathighvolumecanbedangerousifthe
outputoftheheadphoneorearphoneconnectorsdonotcomplywithspecificationsofEN50332-2.The
headphoneoutputconnectorofyourcomputercomplieswithEN50332-2Subclause7.Thisspecification
limitsthecomputer’smaximumwidebandtrueRMSoutputvoltageto150mV.Tohelpprotectagainst
hearingloss,ensurethattheheadphonesorearphonesyouusealsocomplywithEN50332-2(Clause7
limits)forawidebandcharacteristicvoltageof75mV.UsingheadphonesthatdonotcomplywithEN
50332-2canbedangerousduetoexcessivesoundpressurelevels.
IfyourLenovocomputercamewithheadphonesorearphonesinthepackage,asaset,thecombinationof
theheadphonesorearphonesandthecomputeralreadycomplieswiththespecificationsofEN50332-1.
Ifdifferentheadphonesorearphonesareused,ensurethattheycomplywithEN50332-1(Clause6.5
LimitationValues).UsingheadphonesthatdonotcomplywithEN50332-1canbedangerousdueto
excessivesoundpressurelevels.
©CopyrightLenovo2016
xiii