Lenovo E73 Especificaciones Pagina 85
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Chapter9.ReplacingFRUs(machinetypes:10ASand10AU)
ThischapterprovidesinformationabouttheFRUreplacementinstructions.NotallFRUsaredocumented.
Important:EnsurethatyoureadandunderstandChapter2“Safetyinformation”onpage3beforereplacing
anyFRU.Theseprecautionsandguidelineswillhelpyouworksafely.
Note:FRUreplacementsaretobedoneonlybytrainedservicetechnicians.
Handlingstatic-sensitivedevices
Donotopenthestatic-protectivepackagecontainingthenewpartuntilthedefectiveparthasbeenremoved
fromthecomputerandyouarereadytoinstallthenewpart.Staticelectricity,althoughharmlesstoyou,can
seriouslydamagecomputercomponentsandparts.
Whenyouhandlecomputerpartsandcomponents,taketheseprecautionstoavoidstatic-electricitydamage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayscarefullyhandlethepartsandothercomputercomponents.HandlePCIcards,memorymodules,
systemboards,andmicroprocessorsbytheedges.Nevertouchexposedcircuitry.
•Preventothersfromtouchingthepartsandothercomputercomponents.
•Beforeyoureplaceanewpart,touchthestatic-protectivepackagecontainingthenewparttoametal
expansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwoseconds.This
reducesstaticelectricityfromthepackageandyourbody.
•Removethenewpartfromthestatic-protectivepackageanddirectlyinstallitinthecomputerwithout
placingitonanyothersurface.Ifitishardforyoutodothisinyourspecicsituation,placethe
static-protectivepackageofthenewpartonasmooth,levelsurface,andthenplacethenewparton
thestatic-protectivepackage.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Installingorreplacinghardware
Thissectionprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.Youcanexpand
thecapabilitiesofyourcomputerandmaintainyourcomputerbyinstallingorreplacinghardware.
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstanding“Importantsafetyinformation”
onpage1.
Notes:
1.UseonlycomputerpartsprovidedbyLenovo.
2.Wheninstallingorreplacinganoption,usetheappropriateinstructionsinthissectionalongwiththe
instructionsthatcomewiththeoption.
Installingexternaloptions
Youcanconnectexternaloptionstoyourcomputer,suchasexternalspeakers,aprinter,orascanner.For
someexternaloptions,youmustinstalladditionalsoftwareinadditiontomakingthephysicalconnection.
Wheninstallinganexternaloption,see“Locatingconnectors,controls,andindicatorsonthefrontofyour
computer”onpage67and“Locatingconnectorsontherearofyourcomputer”onpage68toidentifythe
©CopyrightLenovo2013
81
- ThinkCentreE73 1
- HardwareMaintenanceManual 1
- FirstEdition(September2013) 2
- Contents 3
- Chapter1.Aboutthismanual 5
- Chapter2.Safetyinformation 7
- Voltage-selectionswitch 9
- 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
- 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 49
- AwirelessLANproblem 51
- AwirelessWANproblem 51
- Optionproblems 52
- Performanceandlockupproblems 53
- Printerproblems 54
- Serialportproblems 55
- Softwareproblems 55
- USBproblems 56
- Diagnostics 57
- LenovoSolutionCenter 57
- Viewingandchangingsettings 59
- Usingpasswords 59
- Passwordconsiderations 60
- Power-OnPassword 60
- AdministratorPassword 60
- HardDiskPassword 60
- Enablingordisablingadevice 61
- Selectingastartupdevice 62
- EnablingErPcompliancemode 62
- ExitingtheSetupUtilityprogram 63
- Chapter7.Symptom-to-FRUindex 65
- POSTerrorcodes 66
- .Symptom-to-FRUindex63 67
- Miscellaneouserrormessages 68
- Undeterminedproblems 69
- Chapter8.Locations 71
- LocatingmajorFRUsandCRUs 73
- Figure3.Componentlocations 74
- LookingupFRUinformation 75
- Locatingpartsonthesystemboard 76
- Locatinginternaldrives 77
- .Locations75 79
- .Locations77 81
- Installingorreplacinghardware 85
- Installingexternaloptions 85
- Replacingtherearfanassembly 94
- Installingthesolid-statedrive 99
- Replacingtheopticaldrive 100
- Replacingtheslimcardreader 102
- Attention: 105
- Replacingthethermalsensor 108
- Replacingthemicroprocessor 110
- 2onthemicroprocessor 112
- Replacingthesystemboard 113
- ReplacingtheWi-Fiunits 116
- RemovingtheWi-Fiadaptercard 117
- RemovingtheWi-Ficardmodule 118
- InstallingtheWi-Fiunits 119
- InstallingtherearWi-Fiantenna 122
- RemovingtherearWi-Fiantenna 122
- Replacingthekeyboardormouse 125
- Completingthepartsreplacement 126
- Obtainingdevicedrivers 127
- 10BF,and10BG) 129
- Removingthecomputercover 130
- 1asshownto 134
- Replacingthebattery 137
- Replacingtheharddiskdrive 138
- Replacingthesolid-statedrive 147
- Replacingthesystemfanassembly 165
- InstallingthefrontWiFiantenna 175
- RemovingthefrontWi-Fiantenna 176
- ©CopyrightLenovo2013 181
- Powermanagement 184
- AutomaticPower-onfeatures 184
- AppendixA.Notices 185
- Televisionoutputnotice 186
- EuropeanconformanceCEmark 186
- Trademarks 186
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