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LenovoM4350
UserGuide
MachineTypes:90AGand10154
Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthe
“Importantsafetyinformation”onpageiii andAppendixA“Notices”onpage43.
FirstEdition(August2013)
©CopyrightLenovo2013.
LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration
“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.
Contents
Importantsafetyinformation.....iii
Serviceandupgrades.............iii
Staticelectricityprevention...........iii
Powercordsandpoweradapters........iv
Extensioncordsandrelateddevices.......iv
Plugsandoutlets...............iv
Externaldevices...............v
Heatandproductventilation..........v
Operatingenvironment............vi
Modemsafetyinformation...........vi
Lasercompliancestatement..........vi
Powersupplystatement...........vii
Cleaningandmaintenance..........vii
Chapter1.Productoverview......1
Specications................1
Locations..................1
Locatingconnectors,controls,andindicators
onthefrontofyourcomputer........2
Locatingconnectorsontherearofyour
computer................3
Locatingpartsonthesystemboard.....4
Chapter2.Youandyourcomputer...7
Accessibilityandcomfort...........7
Arrangingyourworkspace.........7
Comfort................7
Glareandlighting.............8
Aircirculation..............8
Electricaloutletsandcablelengths......8
Movingyourcomputertoanothercountryor
region...................
Voltage-selectionswitch..........9
Replacementpowercords.........9
Chapter3.Security..........11
Lockingthecomputercover.........11
Attachinganintegratedcablelock.......12
Usingpasswords..............12
BIOSpasswords............12
Windowspasswords..........13
Usingandunderstandingrewalls.......13
Chapter4.Recoveryinformation...15
RecoveryinformationfortheWindows8operating
system..................15
UsingRescueSystem............16
Chapter5.UsingtheSetupUtility
program................19
StartingtheSetupUtilityprogram.......19
Viewingandchangingsettings........19
Usingpasswords..............19
Passwordconsiderations.........20
Power-OnPassword..........20
AdministratorPassword.........20
HardDiskPassword...........20
Setting,changing,anddeletingapassword.20
Enablingordisablingadevice........21
Selectingastartupdevice..........21
Selectingatemporarystartupdevice....21
Selectingorchangingthestartupdevice
sequence...............21
EnablingErPcompliancemode........22
ExitingtheSetupUtilityprogram.......22
Chapter6.Preventingproblems...25
Keepingyourcomputercurrent........25
Gettingthelatestdevicedriversforyour
computer...............25
Updatingyouroperatingsystem......25
Cleaningandmaintenance..........26
Basics................26
Cleaningyourcomputer.........26
Goodmaintenancepractices.......27
Movingyourcomputer...........28
Chapter7.Troubleshootingand
diagnostics..............29
Basictroubleshooting............29
Troubleshootingprocedure..........30
Troubleshooting..............30
Audioproblems............31
CDproblems.............32
DVDproblems.............33
Intermittentproblems..........34
Keyboard,mouse,orpointingdevice
problems...............34
Monitorproblems............35
Networkingproblems..........37
Performanceandlockupproblems.....39
Printerproblems............41
Serialportproblems...........41
USBproblems.............42
©CopyrightLenovo2013 i
Produktspecifikationer
| Varumärke: | Lenovo |
| Kategori: | Skrivbord |
| Modell: | ThinkCentre M4350 |
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