Apple MC270LL/A Personal Computer User Manual


 
45Chapter 4 Problem, Meet Solution
If your Mac mini freezes during startup or you see a ashing question mark
 Waitafewseconds.IfyourMacminidoesn’tstartupafteradelay,shutitdownby
pressingandholdingthepower(®)buttonforabout5seconds.Thenholddown
theOptionkeyandpressthepower(®)buttonagaintostartupyourMacmini.
KeepholdingdowntheOptionkeyuntilyourMacministartsup,thenclickthearrow
undertheiconoftheharddiskyouwanttouseasyourstartupdisk.
 AfteryourMacministartsup,openSystemPreferencesandclickStartupDisk.Select
alocalMacOSXSystemfolder.
 Iftheproblemoccursfrequently,youmayneedtoreinstallyoursystemsoftware(see
“ReinstallingtheSoftwareThatCamewithYourMacmini”onpage46).
If your Mac mini doesn’t turn on or start up
 MakesurethepowercordispluggedintoyourMacminiandintoafunctioning
poweroutlet.
 Pressthepower(®)buttonandimmediatelyholddowntheCommand(x),Option,
P,andRkeysonanApplekeyboarduntilyouhearthestartupsoundasecondtime.
ThisresetstheparameterRAM(PRAM).Onotherkeyboards,pressthepower(®)
buttonandimmediatelyholddowntheWindows,Alt,P,andRkeys.
 Unplugthepowercordandwaitatleast30seconds.Plugthepowercordbackin
andpressthepower(®)buttonagaintostartupyourMacmini.
 Ifyoustillcan’tstartupyourMacmini,see“LearningMore,Service,andSupport”on
page54forinformationaboutcontactingAppleforservice.