Lenovo 1982 User Manual Page 93
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- Table of contents
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Cleaningyourcomputer
Itisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-free
operation.
CAUTION:
Besuretoturnoffthecomputerandmonitorpowerswitchesbeforecleaningthecomputerand
monitorscreen.
Computer
Useonlymildcleaningsolutionsandadampclothtocleanthepaintedsurfacesofthecomputer.
Keyboard
Tocleanyourcomputerkeyboard,dothefollowing:
1.Applysomeisopropylrubbingalcoholtoasoft,dust-freecloth.
2.Wipeeachkeytopsurfacewiththecloth.Wipethekeysonebyone;ifyouwipeseveralkeysatatime,
theclothmayhookontoanadjacentkeyandpossiblydamageit.Makesurethatnoliquiddripsonto
orbetweenthekeys.
3.Toremoveanycrumbsordustfrombeneaththekeys,youcanuseacamerablowerwithabrush
orcoolairfromahairdryer.
Note:Avoidsprayingcleanerdirectlyontothedisplayorthekeyboard.
Opticalmouse
Thissectionprovidesinstructionsonhowtocleananopticalmouse.
Anopticalmouseusesalight-emittingdiode(LED)andanopticalsensortonavigatethepointer.Ifthe
pointeronthescreendoesnotmovesmoothlywiththeopticalmouse,youmightneedtocleanthemouse.
Tocleananopticalmouse,dothefollowing:
1.Turnoffyourcomputer.
2.Disconnectthemousecablefromthecomputer.
3.Turnthemouseupsidedowntocheckthelens.
a.Ifthereisasmudgeonthelens,gentlycleantheareawithaplaincotton-tippedswab.
b.Ifthereisdebrisinthelens,gentlyblowthedebrisawayfromthearea.
4.Checkthesurfaceonwhichyouareusingthemouse.Ifyouhaveaveryintricatepictureorpattern
beneaththemouse,itmaybedifcultforthedigitalsignalprocessor(DSP)todeterminechanges
inthemouseposition.
5.Reconnectthemousecabletothecomputer.
6.Turnyourcomputerbackon.
Displayscreen
Dustbuildupcompoundsproblemsassociatedwithglare.Remembertocleanyourmonitorscreen
periodically.See“Cleaningaat-panelmonitorsurface”onpage81or“Cleaningaglass-screensurface”
onpage82.
Cleaningaat-panelmonitorsurface
Ifyouhaveaat-panelcomputerdisplaythathasaexiblelmsurface,dothefollowingtocleanthespecial
surface.Wipeitgentlywithasoft,drycloth,orblowonthescreentoremovegritandotherlooseparticles.
ThenmoistenaclothwithLCDcleanerandwipethescreensurface.
Chapter9.Preventingproblems81
- ThinkCentre 1
- UserGuide 1
- ThirdEdition(June2012) 2
- Contents 3
- AppendixC.WEEEandrecycling 5
- Index.................119 5
- Importantsafetyinformation 7
- Powercordsandpoweradapters 8
- Plugsandoutlets 9
- Externaldevices 9
- Heatandproductventilation 9
- Operatingenvironment 10
- Modemsafetyinformation 10
- Lasercompliancestatement 11
- Powersupplystatement 11
- Cleaningandmaintenance 11
- ThinkCentreUserGuide 12
- Chapter1.Productoverview 13
- Chapter1.Productoverview3 15
- Specications 16
- Softwareoverview 16
- SoftwareprovidedbyLenovo 16
- LenovoThinkVantageTools 17
- LenovoWelcome 17
- FingerprintSoftware 17
- SimpleTap 17
- LenovoThinkVantageT oolbox 18
- ProductRecovery 18
- ThinkVantagePasswordManager 18
- ThinkVantagePowerManager 18
- ThinkVantageRescueandRecovery 18
- AdobeReader 19
- Antivirussoftware 19
- Locations 19
- 8ThinkCentreUserGuide 20
- .Productoverview9 21
- 10ThinkCentreUserGuide 22
- Locatingcomponents 23
- Locatingpartsonthesystemboard 24
- Locatinginternaldrives 25
- Machinetypeandmodellabel 26
- Chapter2.Usingyourcomputer 27
- Usingangerprintreader 28
- Usingthewheelmouse 28
- Adjustingaudio 28
- Aboutyourcomputeraudio 28
- UsingCDsandDVDs 29
- PlayingaCDorDVD 30
- RecordingaCDorDVD 30
- Chapter3.Youandyourcomputer 31
- Glareandlighting 32
- Aircirculation 32
- Voltage-selectionswitch 33
- Replacementpowercords 33
- 22ThinkCentreUserGuide 34
- Chapter4.Security 35
- Lockingthecomputercover 36
- Usingpasswords 37
- BIOSpasswords 37
- Windowspasswords 38
- Conguringthengerprintreader 38
- Usingandunderstandingrewalls 38
- Protectingdataagainstviruses 38
- .Security27 39
- 28ThinkCentreUserGuide 40
- Installingorreplacinghardware 41
- Installingexternaloptions 41
- Removingthecomputercover 42
- InstallingorreplacingaPCIcard 43
- 1toopenthecardlatch2 44
- Figure12.RemovingaPCIcard 45
- Figure13.InstallingaPCIcard 46
- Attention: 46
- Installingthecardreader 51
- Replacingthecardreader 53
- Replacingthebattery 54
- Replacingthemicroprocessor 59
- 1,pin2,pin3 64
- Replacingthefrontfanassembly 65
- 54ThinkCentreUserGuide 66
- Replacingtherearfan 67
- Figure43.Removingtherearfan 68
- Figure44.Installingtherearfan 69
- Replacingtheinternalspeaker 70
- Replacingthekeyboardormouse 72
- Completingthepartsreplacement 73
- Obtainingdevicedrivers 74
- Chapter6.Recoveryinformation 75
- Usingrecoverymedia 76
- Performingabackupoperation 76
- Performingarecoveryoperation 77
- Creatingandusingarescuemedium 78
- Creatingarescuemedium 78
- Usingarescuemedium 78
- Reinstallingsoftwareprograms 80
- Reinstallingdevicedrivers 80
- Solvingrecoveryproblems 80
- .Recoveryinformation69 81
- 70ThinkCentreUserGuide 82
- Viewingandchangingsettings 83
- Passwordconsiderations 84
- Power-OnPassword 84
- AdministratorPassword 84
- HardDiskPassword 84
- Enablingordisablingadevice 85
- Selectingastartupdevice 86
- EnablingErPcompliancemode 86
- ExitingtheSetupUtilityprogram 87
- 76ThinkCentreUserGuide 88
- Usingsystemprograms 89
- Chapter9.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
- Intermittentproblems 101
- Monitorproblems 102
- Networkingproblems 104
- AwirelessLANproblem 106
- AwirelessWANproblem 106
- Bluetoothproblems 106
- Optionproblems 107
- Performanceandlockupproblems 108
- Printerproblems 109
- Serialportproblems 110
- Softwareproblems 110
- USBproblems 111
- Diagnosticprograms 111
- LenovoSolutionCenter 112
- LenovoThinkVantageToolbox 112
- PC-DoctorforDOS 113
- 102ThinkCentreUserGuide 114
- ©CopyrightLenovo2011,2012 115
- LenovoSupportWebsite 116
- Helpandservice 116
- Callingforservice 116
- Usingotherservices 117
- Purchasingadditionalservices 117
- 106ThinkCentreUserGuide 118
- AppendixA.Notices 119
- Trademarks 120
- Exportclassicationnotice 121
- Televisionoutputnotice 121
- Electronicemissionsnotices 121
- 112ThinkCentreUserGuide 124
- ImportantWEEEInformation 125
- Recyclinginformation 125
- RecyclinginformationforBrazil 126
- 116ThinkCentreUserGuide 128
- ChinaRoHS 129
- TurkishRoHS 129
- UkraineRoHS 129
- IndiaRoHS 130
- 120ThinkCentreUserGuide 132
- 122ThinkCentreUserGuide 134
- *1P0B07068* 136
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