Apple MC024LL/A Laptop User Manual


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61Chapter 4 Problem, Meet Solution
Using Apple Hardware Test
IfyoususpectaproblemwiththeMacBookProhardware,youcanusetheApple
HardwareTestapplicationtohelpdetermineifthere’saproblemwithoneofthe
computer’scomponents,suchasthememoryorprocessor.
To use Apple Hardware Test:
1 Disconnectallexternaldevicesfromyourcomputerexceptthepoweradapter.
IfyouhaveanEthernetcableconnected,disconnectit.
2 RestartyourcomputerandholddowntheDkeyasitstartsup.
3 WhentheAppleHardwareTestchooserscreenappears,selectthelanguagefor
yourlocation.
4 PresstheReturnkeyorclicktherightarrowbutton.
5 WhentheAppleHardwareTestmainscreenappears(afterabout45seconds),
followtheonscreeninstructions.
6 IfAppleHardwareTestdetectsaproblem,itdisplaysanerrorcode.Makeanoteof
theerrorcodebeforepursuingsupportoptions.IfAppleHardwareTestdoesn’tdetect
ahardwarefailure,theproblemmightbesoftwarerelated.
Problems with Your Internet Connection
YourMacBookProhastheNetworkSetupAssistantapplicationtohelpwalkyou
throughsettingupanInternetconnection.OpenSystemPreferencesandclick
Network.Clickthe“Assistme”buttontoopenNetworkSetupAssistant.
IfyouhavetroublewithyourInternetconnection,youcantrythestepsinthissection
foryourtypeofconnectionoryoucanuseNetworkDiagnostics.
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