Manual
Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.
•Message:2200:MachineTypeandSerialNumberareinvalid.
Solution:MachineTypeandSerialNumberareinvalid.Havethecomputerserviced.
•Message:2201:MachineUUIDisinvalid.
Solution:MachineUUIDisinvalid.Havethecomputerserviced.
•Message:Fanerror
Solution:Coolingfanhasfailed.Shutdownthecomputerimmediatelyandhavethecomputerserviced.
•Message:Thermalsensingerror
Solution:Thethermalsensorisnotfunctioningcorrectly.Shutdownthecomputerimmediatelyand
havethecomputerserviced.
•Message:ThissystemdoesnotsupportbatteriesthatarenotgenuineLenovo-madeorauthorized.The
systemwillcontinuetoboot,butmaynotchargeunauthorizedbatteries.PresstheESCkeytocontinue.
Attention:Lenovohasnoresponsibilityfortheperformanceorsafetyofunauthorizedbatteries,and
providesnowarrantiesforfailuresordamagearisingoutoftheiruse.
Solution:ReplacethebatterywiththecorrectLenovobatteryforthiscomputer.Ifyoustillseethesame
errormessage,contactLenovoservicetohavethecomputerserviced.
•Message:Thebatteryinstalledisnotsupportedbythissystemandwillnotcharge.Pleasereplacethe
batterywiththecorrectLenovobatteryforthissystem.PresstheESCkeytocontinue.
Solution:ReplacethebatterywiththecorrectLenovobatteryforthiscomputer.Ifyoustillseethesame
errormessage,contactLenovoservicetohavethecomputerserviced.
Errorswithoutmessages
•Problem:MyscreenkeepsblankingwhenIdonotwantitto.
Solution:
–IfyoucomputerispreinstalledwiththeWindows7operatingsystem,youcandisableanysystem
timers,suchastheLCDturn-offtimerortheblanktimerbydoingthefollowing:
1.StartPowerManager.
2.ClickthePowerplantab,andthenselectMaximumPerformancefromthepredefinedpower
plans.
–IfyourcomputerispreinstalledwiththeWindows8orWindows8.1operatingsystem,doingthe
following:
1.Gothedesktopandclickthebattery-statusiconintheWindowsnotificationarea.
2.ClickMorepoweroptions➙Showadditionalplans➙Highperformance.
•Problem:WhenIturnonthecomputer,nothingisdisplayedonthescreenandthecomputerdoesnot
beepwhilestartingup.
Note:Ifyouarenotsurewhetheryouheardanybeeps,turnoffthecomputerbypressingandholdingthe
powerbuttonforfoursecondsormore.Turnitonandlistenagain.
Solution:Makesurethat:
–Thebatteryisinstalledcorrectly.
106UserGuide