Hardware Maintenance Manual - Lenovo Y40 50 Series

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Y40-70/Y40-80/Y50-70/Y50-80/Y50-70 Touch/Y50-80 Touch
Hardware Maintenance Manual
Performoperationalcharging.Ifthebatterystatus indicatoror icondoesnot
lighton,removethebatterypackandletitreturntoroomtemperature.Reinstall
thebatterypack.Ifthechargeindicatororicon isstilloff,replacethebattery
pack.
Ifthechargeindicator stilldoesnotlighton,replacethesystemboard.Then
reinstallthebatterypack.Ifitisstillnotcharged,gotothenextsection.
Checking the battery pack
BatterychargingdoesnotstartuntilthePowerMetershowsthatlessthan95%
ofthetotalpowerremains;underthisconditionthebatterypackcanchargeto
100%ofitscapacity.Thisprotectsthebatterypackfrombeingoverchargedor
fromhavingashortenedlife.
Tocheckyourbattery,moveyourcursortothePowerMetericonintheicontray
oftheWindows®taskbarandwaitforamoment(butdo notclick it),andthe
percentageofbatterypowerremainingisdisplayed.Togetdetailedinformation
aboutthebattery,double-clickthePowerMetericon.
Note:
Ifthebatterypackbecomeshot,itmaynotbeabletobecharged.
Removeitfromthecomputerandleaveitatroomtemperatureforawhile.After
itcoolsdown,reinstallandrechargeit.