ThinkPad E470 - Page 4

BIOSmenu..............46
Usingsystemmanagement..........55
Chapter6.Troubleshootingcomputer
problems...............57
Generaltipsforpreventingproblems......57
DiagnosingproblemswithLenovoCompanion..57
Troubleshooting..............58
Computerstopsresponding.......58
Spillsonthekeyboard..........58
Errormessages............59
Beeperrors..............60
Memorymoduleproblems........61
Ethernetproblems...........61
Wireless-LANproblem..........62
Bluetoothproblem...........62
ThinkPadpointingdeviceproblems.....63
Keyboardproblems...........63
Computerscreenproblems........63
Externalmonitorproblems........65
Audioproblems............66
Fingerprintreaderproblems........68
Batteryproblems............68
acpoweradapterproblem........68
Powerproblems............69
Powerbuttonproblem..........69
Bootproblem.............69
Sleepandhibernationproblems......70
Harddiskdriveproblems.........70
Solid-statedriveproblem.........71
Softwareproblem............71
USBproblem.............71
Chapter7.Recoveryinformation...73
Resettingyourcomputer...........73
Usingadvancedstartupoptions........73
RecoveringyouroperatingsystemifWindows10
failstostart................73
CreatingandusingarecoveryUSBdrive....73
Chapter8.Replacingdevices.....75
Staticelectricityprevention..........75
Disablingthebuilt-inbattery.........75
Replacingthebottomcover.........76
Replacingthememorymodule........76
Replacingtheinternalstoragedrive......79
Replacingthecoin-cellbattery........82
Chapter9.Gettingsupport......87
BeforeyoucontactLenovo..........87
Gettinghelpandservice...........87
Usingdiagnosticprograms........88
LenovoSupportWebsite.........88
CallingLenovo.............88
Purchasingadditionalservices........89
AppendixA.Regulatory
information..............91
Certification-relatedinformation........91
Wireless-relatedinformation.........91
Wirelessinteroperability.........91
Usageenvironmentandyourhealth....91
LocatingtheUltraConnectwireless
antennas...............92
Wireless-radiocomplianceinformation...92
Locatingwirelessregulatorynotices....92
Exportclassificationnotice..........93
Electronicemissionnotices..........93
FederalCommunicationsCommission
DeclarationofConformity........93
IndustryCanadaClassBemissioncompliance
statement...............93
EuropeanUnion-Compliancetothe
ElectromagneticCompatibility(EMC)Directive
orRadioEquipmentDirective.......94
GermanClassBcompliancestatement...94
KoreaClassBcompliancestatement....95
JapanVCCIClassBcompliancestatement.95
Japancompliancestatementforproducts
whichconnecttothepowermainswithrated
currentlessthanorequalto20Aperphase.95
Japannoticeforacpowercord......95
Lenovoproductserviceinformationfor
Taiwan................95
Eurasiancompliancemark..........95
Brazilaudionotice.............95
AppendixB.WEEEandrecycling
statements..............97
Generalrecyclinginformation.........97
ImportantWEEEinformation.........97
Japanrecyclingstatements.........98
RecyclinginformationforBrazil........98
BatteryrecyclinginformationfortheEuropean
Union..................99
BatteryrecyclinginformationforTaiwan.....100
BatteryrecyclinginformationfortheUnitedStates
andCanada................100
RecyclinginformationforChina........100
AppendixC.RestrictionofHazardous
Substances(RoHS)Directive....101
iiE470,E470c,andE475UserGuide