Note:Ifthecomputerisoperatingonbatterypower,thebatterystatusindicatordoesnotworkwhilethe
computeristurnedofforisinsleep(standby)modeorhibernationmode.
•Quickblinkingorange:Anerroroccurredinthebattery.
•Thebatterystatusindicatorblinksthreetimes:Theacpoweradapterisattachedtothecomput er.
•Thebatterystatusindicatorisoff:Thebatteryisfullychargedorthebatteryisdetached.
Locatingimportantproductinformation
Thissectionprovidesinformationtohelpyoulocateyourmachinetypeandmodellabel,FCCIDandIC
Certicationlabel,andWindowsCerticateofAuthenticity.
Machinetypeandmodellabel
Themachinetypeandmodellabelidentiesyourcomputer.IfyoucontactLenovoforhelp,themachine
typeandmodelnumberwillhelpsupporttechnicianstoidentifyyourcomputerandpr ovidethehighest
levelofservice.
Youcanndthemachinetypeandmodelofyourcomputerinthelabelasshownbelow:
ThinkPadX220andX220i
Chapter1.ProductOverview23