Lenovo E93 Dokumentacja Strona 52
- Strona / 180
- Spis treści
- ROZWIĄZYWANIE PROBLEMÓW
- BOOKMARKI
Oceniono. / 5. Na podstawie oceny klientów
IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.Instead,
itconnectsat100Mbps
Symptom:IfyourcomputerisaGigabitEthernetmodel,itcannotconnecttothenetworkat1000Mbps.
Instead,itconnectsat100Mbps.
Actions:
•Tryanothercable.
•Ensurethatthelinkpartnerissettoauto-negotiate.
•Ensurethattheswitchis802.3ab-compliant(gigabitovercopper).
AwirelessLANproblem
Symptom:Youcannotconnectusingthebuilt-inwirelessnetworkingcard.
Actions:
•MakesurethatyourwirelessLANdriveristhelatestversion.ChecktheWebsiteandverifythedriver
versionsupportedbyAccessConnectionsisthelatestdocumentedinthereadmefile.
•Makesurethatyourcomputeriswithinrangeofawirelessaccesspoint.
•Makesurethatthewirelessradioisenabledbydouble-clickingtheAccessConnectionsiconinthe
Windowsnotificationarea.
•CheckNetworkName(SSID),andyourencryptioninformation.UseAccessConnectionstoverifythis
case-sensitiveinformation.
Bluetoothproblem
Symptom:SounddoesnotcomefromtheBluetoothheadsetorheadphonebutcomesfromthelocal
speakereventhoughtheheadsetorheadphoneisconnectedusingtheHeadsetprofileorAVprofile.
Action:Dothefollowing:
1.Exittheapplicationthatusesthesounddevice(forexample,WindowsMedia
®
Player).
2.OpenControlPanel.
3.ClickHardwareandSound➙Sound.
4.SelectthePlaybacktab.
5.IfyouareusingtheHeadsetprofile,selectBluetoothHands-freeAudioandclicktheSetDefault
button.IfyouareusingtheAVprofile,selectStereoAudioandclicktheSetDefaultbutton.
6.ClickOKtoclosetheSoundwindow.
Note:Bluetoothissupportedonlyonsomecomputermodels.
Optionproblems
UsethisinformationtodiagnoseproblemswithLenovohardwareoptionsthatdonothavetheirown
troubleshootinginformation.
Selectyoursymptomfromthefollowinglist:
•“Anoptionthatwasjustinstalleddoesnotwork”onpage48
•“Anoptionthatpreviouslyworkeddoesnotworknow”onpage49
Anoptionthatwasjustinstalleddoesnotwork
Symptom:Anoptionthatwasjustinstalleddoesnotwork.
48ThinkCentreE93HardwareMaintenanceManual
- ThinkCentreE93 1
- HardwareMaintenanceManual 1
- ThirdEdition(June2014) 2
- GS-35F-05925 2
- Contents 3
- Chapter1.Aboutthismanual 5
- Chapter2.Safetyinformation 7
- Safetyinspectionguide 9
- Groundingrequirements 10
- Chapter2.Safetyinformation7 11
- .Safetyinformation9 13
- Chapter2.Safetyinformation11 15
- .Safetyinformation13 17
- .Safetyinformation15 19
- Chapter2.Safetyinformation17 21
- ≥18kg≥32kg≥55kg 23
- .Safetyinformation21 25
- Chapter2.Safetyinformation25 29
- Chapter3.Generalinformation 33
- Formachinetype:10AQ 34
- Lenovoprograms 34
- Chapter3.Generalinformation31 35
- LenovoSupportWebsite 36
- Chapter4.Generalcheckout 37
- Basictroubleshooting 39
- Troubleshootingprocedure 40
- Troubleshooting 41
- Audioproblems 41
- NoaudioinWindows 42
- CDproblems 43
- DVDproblems 44
- Intermittentproblems 45
- Harddiskdriveproblems 45
- Monitorproblems 48
- Networkingproblems 50
- Optionproblems 52
- Performanceandlockupproblems 53
- Printerproblems 55
- Serialportproblems 55
- Softwareproblems 56
- USBproblems 57
- Diagnostics 57
- LenovoSolutionCenter 57
- UEFIdiagnosticprogram 58
- Viewingandchangingsettings 59
- Usingpasswords 59
- Passwordconsiderations 60
- Power-onpassword 60
- Administratorpassword 60
- HardDiskPassword 60
- Enablingordisablingadevice 61
- Selectingastartupdevice 62
- EnablingErPLPScompliancemode 62
- ICEperformancemode 63
- ICEthermalalert 63
- ExitingtheSetupUtilityprogram 64
- Chapter7.Symptom-to-FRUIndex 65
- POSTerrorcodes 66
- .Symptom-to-FRUIndex63 67
- Miscellaneouserrorconditions 68
- Undeterminedproblems 69
- Chapter8.Locations 71
- LocatingmajorFRUsandCRUs 73
- LookingupFRUinformation 75
- Locatingpartsonthesystemboard 75
- Locatinginternaldrives 77
- .Locations77 81
- .Locations79 83
- Replacingthemicroprocessor 102
- 2onthemicroprocessor 103
- InstallingorreplacingaPCIcard 104
- Figure34.RemovingaPCIcard 106
- Figure35.InstallingaPCIcard 107
- Replacingthebattery 108
- Replacingthesystemboard 111
- 2ofthemicroprocessorsocket 113
- ReplacingtheWi-Fiunits 114
- RemovingtheWi-Ficardmodule 116
- InstallingtheWi-Fiunits 117
- InstallingtherearWi-Fiantenna 119
- RemovingtherearWi-Fiantenna 120
- Completingthepartsreplacement 123
- Installingorreplacinghardware 125
- Installingexternaloptions 125
- Removingthecomputercover 126
- 1inwardandpivotthedrivebay 128
- Replacingtheharddiskdrive 131
- Replacingthesolid-statedrive 134
- Replacingthesystemfan 138
- Figure77.Removingthesystemfan 139
- Replacingtheopticaldrive 140
- Replacingtheslimcardreader 143
- 1onthememory 157
- RemovingtheWi-Fiadaptercard 161
- RemovingthefrontWi-Fiantenna 168
- ©CopyrightLenovo2013,2014 171
- Powermanagement 174
- AutomaticPower-onfeatures 174
- AppendixA.Notices 175
- Televisionoutputnotice 176
- EuropeanconformanceCEmark 176
- Trademarks 176
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