User Manual

BIOSmenu..............52
Usingsystemmanagement..........60
Chapter6.Troubleshootingcomputer
problems...............63
Generaltipsforpreventingproblems......63
DiagnosingproblemswithLenovoCompanion..63
Troubleshooting..............64
Computerstopsresponding.......64
Spillsonthekeyboard..........65
Errormessages............65
Beeperrors..............66
Memorymoduleproblems........68
Ethernetproblems...........68
Wireless-LANproblem..........69
Bluetoothproblem...........69
Keyboardproblems...........69
Computerscreenproblems........70
Externalmonitorproblems........72
Audioproblems............73
Batteryproblems............74
acpoweradapterproblem........75
Powerproblems............75
Powerbuttonproblem..........75
Bootproblems.............76
Sleepandhibernationproblems......76
Solid-statedriveproblem.........77
Softwareproblem............77
USBproblem.............77
Chapter7.Recoveryinformation...79
Resettingyourcomputer...........79
Usingadvancedstartupoptions........79
RecoveringyouroperatingsystemifWindows10
failstostart................79
CreatingandusingarecoveryUSBdrive....79
Chapter8.Replacingdevices.....81
Staticelectricityprevention..........81
Disablingthebuilt-inbattery.........81
Replacingthebasecoverassembly......82
Replacingthememorymodule........83
ReplacingtheM.2solid-statedrive......84
Replacingthecoin-cellbattery........86
Replacingthekeyboard...........87
Chapter9.Gettingsupport......93
BeforeyoucontactLenovo..........93
Gettinghelpandservice...........93
Usingdiagnosticprograms........94
LenovoSupportWebsite.........94
CallingLenovo.............94
Purchasingadditionalservices........95
AppendixA.Supplemental
informationabouttheUbuntu
operatingsystem...........97
AppendixB.Regulatory
information..............99
Certification-relatedinformation........99
Wireless-relatedinformation.........99
Wirelessinteroperability.........99
Usageenvironmentandyourhealth....99
LocatingtheUltraConnectwireless
antennas...............100
Wireless-radiocomplianceinformation...100
Locatingwirelessregulatorynotices....100
Exportclassificationnotice..........101
Electronicemissionnotices..........101
FederalCommunicationsCommission
DeclarationofConformity........101
IndustryCanadaClassBemissioncompliance
statement...............101
EuropeanUnion-Compliancetothe
ElectromagneticCompatibility(EMC)Directive
orRadioEquipmentDirective.......102
GermanClassBcompliancestatement...102
KoreaClassBcompliancestatement....103
JapanVCCIClassBcompliancestatement..103
Japancompliancestatementforproducts
whichconnecttothepowermainswith
ratedcurrentlessthanorequalto20Aper
phase................103
Japannoticeforacpowercord......103
Lenovoproductserviceinformationfor
Taiwan................103
Eurasiancompliancemark..........103
Brazilaudionotice.............103
AppendixC.WEEEandrecycling
statements.............105
Generalrecyclinginformation.........105
ImportantWEEEinformation.........105
Japanrecyclingstatements.........106
RecyclinginformationforBrazil........106
BatteryrecyclinginformationfortheEuropean
Union..................107
BatteryrecyclinginformationforTaiwan.....108
BatteryrecyclinginformationfortheUnitedStates
andCanada................108
RecyclinginformationforChina........108
AppendixD.RestrictionofHazardous
Substances(RoHS)Directive....109
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