2.Ifyoustillseeonlythecursoronthescreen,dothefollowing:
–Ifyouhaveusedthepartitionsoftware,examinethepartitionontheharddiskdrivebyusingthe
software,andrecoverthepartitionifrequired.
–IfyoursystemisinstalledwiththeWindows7operatingsystem,useRescueandRecovery
workspaceortherecoverydiscstorestorethesystemtothefactorystate.
–IfyoursystemisinstalledwiththeWindows8operatingsystem,useeithertheRemoveeverything
andreinstallWindowsfunctionortherecoverydiscstorestorethesystemtothefactorystate.
Iftheproblempersists,havethecomputerserviced.
•Problem:Myscreengoesblankwhilethecomputerison.
Solution:Yourscreensaverorpowermanagementmaybeenabled.Doeitherofthefollowing:
–TouchtheTrackPointorthetouchpad,orpressakeytoexitthescreensaver.
–Pressthepowerbuttontoresumefromsleeporhibernation.
BeeperrorsTable8.Beeperrors
ProblemSolution
Oneshortbeep,pause,threeshortbeeps,pause,three
moreshortbeeps,andoneshortbeep
Makesurethatmemorymodulesareinstalledcorrectly.If
theyar e,andyoustillhearthebeeps,havethecomputer
serviced.
OnelongandtwoshortbeepsThevideofunctionhasaproblem.Havethecomputer
serviced.
FourcyclesoffourshortbeepsTheSecurityChiphasaproblem.Havethecomputer
serviced.
FivebeepsThesystemboardhasaproblem.Havethecomputer
serviced.
MemoryproblemsPrinttheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
Ifyourmemoryisnotoperatingproperly,checkthefollowingitems:
1.Verifythatthememoryisinstalledandseatedcorrectlyinyourcomputer.
Itmaybenecessarytoremovealladdedmemoriestotestthecomputerwithonlythefactory-installed
memories,andthenreinstallthememoryoneatatimetoensureaproperconnection.Forthe
procedurestoremoveandreinstallamemory,referto“Replacingamemorymodule”onpage69.
2.Checkforerrormessagesduringstartup.
FollowtheappropriatecorrectiveactionsforPower-onself-test(POST).See“Errormessages”on
page138.
3.VerifythatthelatestUEFIforyourmodelhasbeeninstalled.
4.Verifythepropermemorycongurationandcompatibilityincludingthemaximummemorysizeandthe
memoryspeed.
Fordetails,refertotheinstructionsin“Replacingamemorymodule”onpage69.
5.Rundiagnosticprograms.See“Diagnosingproblems”onpage137.
142UserGuide