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Chapter8.Troubleshootingcomputerproblems
Thischapterprovidesinformationonwhattodoifyouexperienceaproblemwithyourcomputer.
Troubleshooting
Tomakesurethatyourcomputerhasthefeaturesthatareintroducedinthefollowingsections,consultthe
onlinehelporthelistshippedwithyourcomputer.
Batteryandpowerproblems
Thistopicprovidesinstructionsontroubleshootingbatteryandpowerproblems.
Printtheseinstructionsfirst.
Thecomputerturnsoffbeforethebatterystatusindicatorshowsempty,orthecomputeroperates
afterthebatterystatusindicatorshowsempty.
ResetthebatterygaugeusingLenovoEnergyManagement.Iftheproblempersists,replacewithanew
batterypack.
Theoperatingtimeofafullychargedbatterypackisshort.
Dischargeandrechargethebatterypack.Iftheproblempersists,useanewbatterypack.
Thecomputerdoesnotoperatewithafullychargedbatterypack.
Thesurgeprotectorinthebatterypackmightbeactive.Turnoffthecomputerforoneminutetodisablethe
surgeprotector;thenturnonthecomputeragain.
Thebatterypackcannotbecharged.
Youcannotchargethebatterywhenitistoohot.Ifthebatteryishot,removeitfromthecomputerandletit
cooltoroomtemperature.Afteritcools,reinstallitandrechargethebatterypack.Iftheproblempersists,
contactyourlocalCustomerSupportCenter.
Theacpoweradapterisconnectedtoboththecomputerandtheworkingelectricaloutlet,buttheac
poweradaptericonisnotdisplayedintheWindowsnotificationarea,andtheacpowerindicator
doesnotlightup.
Dothefollowing:
1.Turnoffthecomputer,andthendisconnecttheacpoweradapterandremovethemainbatterypack.
2.Reinstallthebatteryandreconnecttheacpoweradapter,thenturnonthecomputer.Ensurethattheac
poweradapteriscorrectlyandsecurelyconnected.
3.Turnonthecomputer.
Iftheproblempersists,contactyourlocalCustomerSupportCenter.
Astartupproblem
Printtheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
TheMicrosoftWindowsoperatingsystemdoesnotstart.
Usetherecoveryprogramprovidedonyourcomputertoidentifyandtroubleshoottheproblem.Fordetails,
refertoChapter5“LenovoOneKeyRecoverysystem”onpage21.
©CopyrightLenovo2014
37
- UserGuide 1
- FirstEdition(April2014) 2
- ©CopyrightLenovo2014 2
- No.GS-35F-05925 2
- Contents 3
- AppendixD.Notices..........51 4
- Index..................53 4
- Readthisfirst 5
- Importantsafetyinformation 6
- Safetyguidelines 7
- Powercordsandpoweradapters 8
- Plugsandoutlets 8
- Powersupplystatement 9
- Externaldevices 9
- Generalbatterynotice 9
- Rechargeablebatterynotice 10
- Lithiumcoincellbatterynotice 10
- Heatandproductventilation 11
- Lasercompliancestatement 12
- Usingheadphonesorearphones 13
- Additionalsafetyinformation 13
- Chapter1.Productoverview 15
- Left-sideview 16
- Right-sideview 18
- Bottomview 19
- Featuresandspecifications 20
- Chapter1.Productoverview7 21
- 8UserGuide 22
- Chapter2.Usingyourcomputer 23
- Configuringtheoperatingsystem 24
- Registeringyourcomputer 24
- Functionkeycombinations 24
- Chapter2.Usingyourcomputer11 25
- Usingthetouchpad 26
- Usingthemediacardreader 26
- Insertingamemorycard 27
- Removingamemorycard 27
- Powermanagement 27
- Checkingthebatterystatus 27
- Usingtheacpoweradapter 27
- Chargingthebattery 28
- Maximizingthebatterylife 28
- Powersaving 28
- Handlingthebattery 29
- Connectingtonetworks 30
- Ethernetconnection 30
- Wirelessconnection 30
- Chapter3.Youandyourcomputer 31
- Chapter4.Security 33
- 20UserGuide 34
- Backingupthesystempartition 35
- Chapter6.Replacingdevices 37
- Replacingthememorymodule 38
- Replacingtheharddiskdrive 40
- .Replacingdevices27 41
- Replacingthekeyboard 42
- Chapter6.Replacingdevices29 43
- Replacingtheopticaldrive 44
- 4andthecardpopsup 45
- Chapter6.Replacingdevices31 45
- Chapter7.Preventingproblems 47
- Chapter7.Preventingproblems35 49
- Troubleshooting 51
- Batteryandpowerproblems 51
- Computerscreenproblems 52
- OneKeyRecoveryprogramproblems 53
- Apasswordproblem 53
- Asoundproblem 54
- Otherproblems 54
- Wirelessrelatedinformation 55
- ENERGYSTARmodelinformation 56
- Brazilregulatorynotice 57
- Exportclassificationnotice 57
- Electronicemissionnotices 57
- 46UserGuide 60
- ChinaWEEEstatement 61
- ImportantWEEEinformation 61
- IndiaRoHS 63
- ChinaRoHS 63
- TurkishRoHS 63
- UkraineRoHS 64
- EuropeanUnionRoHS 64
- AppendixD.Notices 65
- Trademarks 66
- 54UserGuide 68
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