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Table6.Beeperrors(continued)
Problem
Solution
Fourcyclesoffourshortbeeps
Shutdownthecomputerimmediatelyandhavethe
computerserviced.
FiveshortbeepsThesystemboardhasaproblem.Havethecomputer
serviced.
Memorymoduleproblems
Printtheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
Ifyourmemorymoduleisnotoperatingproperly,checkthefollowingitems:
1.Verifythatthememorymoduleisinstalledandseatedcorrectlyinyourcomputer.
Itmightbenecessarytoremovealladdedmemorymodulestotestthecomputerwithonlythe
factory-installedmemorymodules,andthenreinstallthememorymoduleoneatatimetoensure
aproperconnection.
2.Checkforerrormessagesduringstartup.
Followtheappropriatecorrectiveactionsforpower-onself-test(POST)errormessages.
3.VerifythatthelatestUEFIBIOSforyourmodelhasbeeninstalled.
4.Verifythatthepropermemoryconfigurationandcompatibilityincludingthemaximummemorysize
andthememoryspeed.
5.Rundiagnosticprograms.See“Diagnosingproblems”onpage79.
Networkingproblems
Thefollowingarethemostcommonnetworkingproblems.
Ethernetproblems
•Problem:Thecomputercannotconnecttothenetwork.
Solution:Ensurethat:
–Thecableisinstalledcorrectly.
ThenetworkcablemustbesecurelyconnectedbothtotheEthernetconnectorofyourcomputerand
totheRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis
100meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblem
persists,tryadifferentcable.
–Youareusingthecorrectdevicedriver.Toinstallthecorrectdriver,dothefollowing:
1.GotoControlPanelandclickHardwareandSound➙DeviceManager.Ifyouarepromptedfor
anadministratorpasswordorconfirmation,typethepasswordorprovideconfirmation.
2.Iftheexclamationmark!isdisplayednexttotheadapternameunderNetworkadapters,you
mightnotbeusingthecorrectdriverorthedrivermighthavebeendisabled.Toupdatethedriver,
right-clickthehighlightedadapter.
3.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.
–Theswitchportandtheadapterhavethesameduplexsetting.
Ifyouconfiguredtheadapterforfullduplex,makesurethattheswitchportalsoisconfiguredforfull
duplex.Settingwrongduplexmodecandegradeperformance,causedataloss,orresultinlost
connections.
–Youhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.
Chapter7.Troubleshootingproblems83
- UserGuide 1
- FifthEdition(September2014) 2
- Contents 3
- Readthisfirst 7
- Importantsafetyinformation 8
- Serviceandupgrades 9
- Powercordsandpoweradapters 10
- Plugsandoutlets 11
- Powersupplystatement 11
- Externaldevices 12
- Generalbatterynotice 12
- Lithiumcoin-cellbatterynotice 12
- Heatandproductventilation 13
- Usingheadphonesorearphones 15
- Additionalsafetyinformation 15
- Chapter1.Productoverview 17
- Proximitysensor2Microphone 18
- Camera-in-useindicator4Camera 18
- Touchpad8Windowsbutton 18
- Multi-touchscreen 18
- Right-sideview 19
- USB3.0connector 20
- HDMI™connector 20
- Security-lockslot 20
- Left-sideview 21
- 4Audioconnector 22
- 5Mediacardslot 22
- Rearview 23
- Statusindicators 23
- Machinetypeandmodellabel 25
- GenuineMicrosoftlabel 26
- Features 27
- Specifications 28
- Lenovoprograms 29
- Lenovoprogramsoverview 31
- Chapter2.Usingyourcomputer 33
- 1Windowskey 34
- 2Functionkeys 34
- Usingthetouchpad 35
- Rotatingthecomputerdisplay 36
- Notebookmode 36
- Standmode 37
- Tabletmode 38
- Tentmode 39
- Usingthetabletbuttons 40
- Usingthemulti-touchscreen 41
- 26UserGuide 42
- .Usingyourcomputer27 43
- Powermanagement 45
- Usingtheacpoweradapter 45
- Checkingthebatterystatus 45
- Chargingthebattery 46
- Managingthebatterypower 46
- Power-savingmodes 47
- Maximizingthebatterylife 47
- Connectingtothenetwork 48
- Ethernetconnections 48
- Wirelessconnections 48
- Chapter2.Usingyourcomputer33 49
- Presentationsandmultimedia 50
- Changingdisplaysettings 50
- Usinganexternalmonitor 50
- Chapter2.Usingyourcomputer35 51
- Usingaprojector 52
- Usingdualdisplays 52
- Usingaudiofeatures 53
- Usingthecamera 53
- Usingaflashmediacard 54
- Installingaflashmediacard 54
- Removingaflashmediacard 55
- Frequentlyaskedquestions 55
- •“Powerproblems”onpage90 57
- .Usingyourcomputer41 57
- 42UserGuide 58
- Chapter3.Youandyourcomputer 59
- Accessibilityinformation 60
- Chapter3.Youandyourcomputer45 61
- Chapter3.Youandyourcomputer47 63
- Travelingwithyourcomputer 64
- Traveltips 64
- Travelaccessories 64
- Chapter4.Security 65
- Supervisorpassword 66
- Chapter4.Security51 67
- Harddiskpasswords 68
- Harddisksecurity 69
- Usingfirewalls 71
- Protectingdataagainstviruses 71
- 56UserGuide 72
- Chapter5.Advancedconfiguration 73
- Installingdevicedrivers 75
- UsingtheThinkPadSetupprogram 75
- Mainmenu 76
- Configmenu 76
- .Advancedconfiguration61 77
- 62UserGuide 78
- Date/Timemenu 79
- Securitymenu 79
- 64UserGuide 80
- .Advancedconfiguration65 81
- 66UserGuide 82
- Startupmenu 83
- 68UserGuide 84
- Restartmenu 85
- UpdatingtheUEFIBIOS 85
- Usingsystemmanagement 85
- Settingmanagementfeatures 86
- 72UserGuide 88
- Chapter6.Preventingproblems 89
- Takingcareofyourcomputer 91
- Chapter6.Preventingproblems77 93
- 78UserGuide 94
- Diagnosingproblems 95
- Troubleshooting 95
- Computerstopsresponding 95
- Spillsonthekeyboard 96
- Errormessages 96
- Errorswithoutmessages 97
- Beeperrors 98
- Memorymoduleproblems 99
- Networkingproblems 99
- AwirelessLANproblem 100
- Bluetoothproblems 100
- Keyboardproblems 101
- Externalmonitorproblems 102
- Audioproblems 105
- Batteryandpowerproblems 106
- Apowerbuttonproblem 107
- Bootproblems 107
- Sleepandhibernationproblems 107
- Anacpoweradapterproblem 107
- Harddiskdriveproblems 108
- Asoftwareproblem 109
- AUSBproblem 109
- 94UserGuide 110
- Chapter8.Recoveryinformation 111
- Creatingandusingarescuemedium 114
- Solvingrecoveryproblems 116
- Refreshingyourcomputer 116
- Creatingandusingrecoverymedia 117
- Chapter9.Replacingdevices 119
- Replacingthememorymodule 120
- 1,andthenremovethememory 121
- 2tomakeroomforthenewone 121
- Chapter9.Replacingdevices105 121
- Replacingthewireless-LANcard 122
- 1,andthenremovethecover2 123
- 1.Thecardpopsup2 123
- Chapter9.Replacingdevices107 123
- 108UserGuide 124
- Replacingthecoin-cellbattery 125
- 1.Thenattachtheconnector2 127
- Chapter9.Replacingdevices111 127
- Chapter9.Replacingdevices113 129
- 114UserGuide 130
- Replacingthekeyboard 131
- 116UserGuide 132
- .Replacingdevices117 133
- Installingthekeyboard 134
- 118UserGuide 134
- .Replacingdevices119 135
- 120UserGuide 136
- Chapter10.Gettingsupport 137
- Usingdiagnosticprograms 138
- LenovoSupportWebsite 138
- CallingLenovo 138
- FindingThinkPadoptions 139
- Purchasingadditionalservices 139
- 124UserGuide 140
- Wirelessrelatedinformation 141
- 1Wireless-LANantenna(main) 142
- 130UserGuide 146
- ImportantWEEEinformation 147
- RecyclinginformationforChina 147
- RecyclinginformationforJapan 147
- 134UserGuide 150
- EuropeanUnionRoHS 151
- ChinaRoHS 152
- IndiaRoHS 153
- TurkishRoHS 153
- UkraineRoHS 153
- 138UserGuide 154
- ©CopyrightLenovo2014 155
- AppendixE.Notices 157
- Trademarks 158
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