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Cleaningandmaintenance
Withappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsoffer
informationtohelpyoukeepyourcomputerintopworkingorder.
•“Basics”onpage26
•“Cleaningyourcomputer”onpage26
–“Computer”onpage26
–“Keyboard”onpage26
–“Opticalmouse”onpage27
–“Displayscreen”onpage27
•“Goodmaintenancepractices”onpage27
Basics
Herearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:
•Keepyourcomputerinaclean,dryenvironment.Ensurethatitrestsonaat,steadysurface.
•Donotplaceitemsontopofthemonitororcoveranyoftheventsinthemonitororcomputer.These
ventsprovideairowtokeepyourcomputerfromoverheating.
•Keepfoodanddrinksawayfromallpartsofyourcomputer.Foodparticlesandspillsmightmakethe
keyboardandmousestickandunusable.
•Donotgetthepowerswitchesorothercontrolswet.Moisturecandamagethesepartsandcausean
electricalhazard.
•Alwaysdisconnectapowercordbygraspingtheplug,butnotthecord.
Cleaningyourcomputer
Itisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-free
operation.
CAUTION:
Besuretoturnoffthecomputerandmonitorpowerswitchesbeforecleaningthecomputerand
monitorscreen.
Computer
Useonlymildcleaningsolutionsandadampclothtocleanthepaintedsurfacesofthecomputer.
Keyboard
Tocleanyourcomputerkeyboard,dothefollowing:
1.Applysomeisopropylrubbingalcoholtoasoft,dust-freecloth.
2.Wipeeachkeytopsurfacewiththecloth.Wipethekeysonebyone;ifyouwipeseveralkeysatatime,
theclothmayhookontoanadjacentkeyandpossiblydamageit.Ensurethatnoliquiddripsonto
orbetweenthekeys.
3.Toremoveanycrumbsordustfrombeneaththekeys,youcanuseacamerablowerwithabrush
orcoolairfromahairdryer.
Note:Avoidsprayingcleanerdirectlyontothedisplayorthekeyboard.
26LenovoM5800UserGuide
- LenovoM5800 1
- UserGuide 1
- FirstEdition(August2013) 2
- ©CopyrightLenovo2013 2
- Contents 3
- Importantsafetyinformation 5
- Powercordsandpoweradapters 6
- Plugsandoutlets 6
- Externaldevices 7
- Heatandproductventilation 7
- Operatingenvironment 8
- Modemsafetyinformation 8
- Lasercompliancestatement 8
- Powersupplystatement 9
- LenovoM5800UserGuide 10
- Chapter1.Productoverview 11
- 2LenovoM5800UserGuide 12
- 4LenovoM5800UserGuide 14
- Locatingpartsonthesystemboard 15
- 6LenovoM5800UserGuide 16
- Chapter2.Youandyourcomputer 17
- Glareandlighting 18
- Aircirculation 18
- Voltage-selectionswitch 19
- Replacementpowercords 19
- 10LenovoM5800UserGuide 20
- Chapter3.Security 21
- Usingpasswords 22
- BIOSpasswords 22
- Windowspasswords 23
- Usingandunderstandingrewalls 23
- 14LenovoM5800UserGuide 24
- Chapter4.Recoveryinformation 25
- UsingRescueSystem 26
- 18LenovoM5800UserGuide 28
- Viewingandchangingsettings 29
- Passwordconsiderations 30
- Power-OnPassword 30
- AdministratorPassword 30
- HardDiskPassword 30
- Enablingordisablingadevice 31
- Selectingastartupdevice 31
- EnablingErPcompliancemode 32
- ICEperformancemode 32
- ICEthermalalert 33
- ExitingtheSetupUtilityprogram 33
- 24LenovoM5800UserGuide 34
- Chapter6.Preventingproblems 35
- Cleaningandmaintenance 36
- Cleaningyourcomputer 36
- Goodmaintenancepractices 37
- Movingyourcomputer 38
- Basictroubleshooting 39
- Troubleshootingprocedure 40
- Troubleshooting 40
- Audioproblems 41
- CDproblems 42
- DVDproblems 43
- Intermittentproblems 44
- Monitorproblems 45
- Networkingproblems 47
- Performanceandlockupproblems 49
- Printerproblems 51
- Serialportproblems 51
- USBproblems 52
- AppendixA.Notices 53
- Trademarks 54
- Exportclassicationnotice 55
- Electronicemissionsnotices 55
- Eurasiancompliancemark 57
- 48LenovoM5800UserGuide 58
- ImportantWEEEinformation 59
- RecyclinginformationforJapan 59
- RecyclinginformationforBrazil 60
- 52LenovoM5800UserGuide 62
- EuropeanUnionRoHS 63
- ChinaRoHS 63
- TurkishRoHS 63
- UkraineRoHS 64
- IndiaRoHS 64
- AppendixE.ChinaEnergyLabel 65
- 56LenovoM5800UserGuide 66
- 58LenovoM5800UserGuide 68
Verwandte Produkte und Handbücher für Computers Lenovo M5800 Desktop
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