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Iftheseactionsdonotcorrecttheproblem,yourmonitormightneedservice.SeeChapter12“Getting
information,help,andservice”onpage101fordetails.
Ethernetproblems
ForEthernetproblems,selectyoursymptomfromthefollowinglist:
•“Yourcomputercannotconnecttothenetwork”onpage93
•“Theadapterstopsworkingfornoapparentreason”onpage93
•“IfyourcomputerisaGigabitEthernetmodelandyouuseaspeedof1000Mbps,theconnectionfails
orerrorsoccur”onpage94
•“IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps”onpage94
Yourcomputercannotconnecttothenetwork
Symptom:Yourcomputercannotconnecttothenetwork.
Actions:Makesurethat:
•Thecableisinstalledproperly.
ThenetworkcablemustbesecurelyconnectedtoboththeEthernetconnectorofyourcomputerand
theRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis100
meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblempersists,try
adifferentcable.
•Thecableisinstalledproperly.
•Youareusingthecorrectdevicedriver.
OntheWindows7operatingsystem,dothefollowing:
1.ClickStart➙ControlPanel.
2.ClickHardwareandSound.
3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconrmation,typethe
passwordorprovideconrmation.
4.IfanexclamationmarkisdisplayednexttoanadapternameunderNetworkadapters,youmightnot
usethecorrectdriverorthedriverisnotenabled.Toupdatethedriver,right-clickthehighlighted
adapter.
5.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.
•Theswitchportandtheadapterhavethesameduplexsetting.
Ifyouconguredtheadapterforfullduplex,makesuretheswitchportisalsoconguredforfullduplex.
Settingthewrongduplexmodecandegradeperformance,causedataloss,orresultinlostconnections.
•Youhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.
CheckwithyourLANadministratorforthenecessarynetworkingsoftware.
Theadapterstopsworkingfornoapparentreason
Symptom:Theadapterstopsworkingfornoapparentreason.
Action:Thenetworkdriverlesmaybecorruptormissing.Updatethedriverbyreferringtothe“Solution”
descriptionfortheproceduretomakesurethatthecorrectdevicedriverisinstalled.
TheWakeonLANfeatureisnotworking
Symptom:TheWakeonLAN(WOL)featureisnotworking.
Chapter11.Troubleshootinganddiagnostics93
- ThinkStation 1
- UserGuide 1
- FirstEdition(April2012) 2
- Contents 3
- Importantsafetyinformation 7
- Powercordsandpoweradapters 8
- Plugsandoutlets 9
- Externaldevices 9
- Heatandproductventilation 9
- Operatingenvironment 10
- Modemsafetyinformation 10
- Lasercompliancestatement 11
- Powersupplystatement 11
- Cleaningandmaintenance 11
- Chapter1.Productoverview 13
- Chapter1.Productoverview3 15
- Specications 16
- Softwareoverview 17
- SoftwareprovidedbyLenovo 17
- AdobeReader 18
- Antivirussoftware 18
- Locations 18
- .Productoverview7 19
- 8ThinkStationUserGuide 20
- .Productoverview9 21
- Locatingcomponents 22
- Locatingpartsonthesystemboard 23
- Locatinginternaldrives 24
- Machinetypeandmodellabel 25
- 14ThinkStationUserGuide 26
- Chapter2.Usingyourcomputer 27
- Usingthewheelmouse 28
- Adjustingaudio 28
- Aboutyourcomputeraudio 28
- UsingCDsandDVDs 29
- PlayingaCDorDVD 30
- RecordingaCDorDVD 30
- Chapter3.Youandyourcomputer 31
- Glareandlighting 32
- Aircirculation 32
- Voltage-selectionswitch 33
- Replacementpowercords 33
- 22ThinkStationUserGuide 34
- Chapter4.Security 35
- Lockingthecomputercover 36
- Installingapadlock 37
- Usingpasswords 38
- BIOSpasswords 38
- Windowspasswords 39
- Usingandunderstandingrewalls 39
- Protectingdataagainstviruses 39
- 28ThinkStationUserGuide 40
- Installingorreplacinghardware 41
- Installingexternaloptions 41
- Removingthecomputercover 42
- InstallingorreplacingaPCIcard 43
- Figure13.RemovingaPCIcard 45
- Figure14.InstallingaPCIcard 46
- 1onthememory 48
- 38ThinkStationUserGuide 50
- 42ThinkStationUserGuide 54
- Replacingthecardreader 57
- 46ThinkStationUserGuide 58
- Replacingthebattery 59
- Replacingtherearfanassembly 65
- Replacingthekeyboardormouse 66
- Completingthepartsreplacement 67
- 56ThinkStationUserGuide 68
- Chapter6.Recoveryinformation 69
- Usingrecoverymedia 70
- Performingabackupoperation 70
- Performingarecoveryoperation 71
- Creatingandusingarescuemedium 72
- Creatingarescuemedium 72
- Usingarescuemedium 72
- Reinstallingsoftwareprograms 74
- Reinstallingdevicedrivers 74
- Solvingrecoveryproblems 74
- .Recoveryinformation63 75
- 64ThinkStationUserGuide 76
- Viewingandchangingsettings 77
- Passwordconsiderations 78
- Power-OnPassword 78
- AdministratorPassword 78
- HardDiskPassword 78
- Enablingordisablingadevice 79
- Selectingastartupdevice 79
- ExitingtheSetupUtilityprogram 81
- 70ThinkStationUserGuide 82
- Chapter8.ConguringRAID 83
- Chapter8.ConguringRAID73 85
- Chapter8.ConguringRAID75 87
- Usingsystemprograms 89
- Chapter10.Preventingproblems 91
- UsingSystemUpdate 92
- Cleaningyourcomputer 93
- Goodmaintenancepractices 94
- Movingyourcomputer 94
- Basictroubleshooting 95
- Troubleshootingprocedure 96
- Troubleshooting 96
- Audioproblems 97
- CDproblems 98
- DVDproblems 99
- DVDmoviewillnotplay 100
- Playbackisverysloworchoppy 100
- Harddiskdriveproblems 101
- Intermittentproblems 101
- ThinkStationUserGuide 102
- Monitorproblems 103
- Theimageappearstobeickering 104
- Theimageisdiscolored 104
- Ethernetproblems 105
- Optionproblems 106
- Performanceandlockupproblems 107
- Printerproblems 108
- Serialportproblems 109
- Softwareproblems 109
- USBproblems 110
- LenovoSolutionCenter 111
- 100ThinkStationUserGuide 112
- ©CopyrightLenovo2012 113
- LenovoSupportWebsite 114
- Helpandservice 114
- Callingforservice 114
- Usingotherservices 115
- Purchasingadditionalservices 115
- 104ThinkStationUserGuide 116
- AppendixA.Systemmemoryspeed 117
- 106ThinkStationUserGuide 118
- AppendixB.Notices 119
- Trademarks 120
- Exportclassicationnotice 121
- Electronicemissionsnotices 121
- 112ThinkStationUserGuide 124
- Recyclinginformation 125
- RecyclinginformationforBrazil 126
- 116ThinkStationUserGuide 128
- 118ThinkStationUserGuide 130
- 120ThinkStationUserGuide 132
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