User Guide

–Ifyouhaveusedthepartitionsoftware,examinethepartitionontheharddiskdriveorsolidstate
drivebyusingthesoftware,andrecoverthepartitionifrequired.
–UseeithertheRescueandRecoveryworkspaceortherecoverydiscstorestorethesystemto
thefactorystate.Fordetailsaboutrestoringthesystemtothefactorystate,see“Creatingand
usingrecoverymedia”onpage107.
Iftheproblempersists,havethecomputerserviced.
•Problem:Myscreengoesblankwhilethecomputerison.
Solution:Yourscreensaverorpowermanagementmaybeenabled.Doeitherofthefollowing:
–TouchtheTrackPointorthetouchpad,orpressakeytoexitthescreensaver.
–Pressthepowerswitchtoresumefromsleep(standby)orhibernation.
Beeperrors
Table9.Beeperrors
Problem
Solution
Oneshortbeep,pause,threeshortbeeps,pause,three
moreshortbeeps,andoneshortbeep
Makesurethatmemorymodulesareinstalledcorrectly.If
theyare,andyoustillhearthebeeps,havethecomputer
serviced.
Onelongandtwoshortbeeps
Thevideofunctionhasaproblem.Havethecomputer
serviced.
Fourcyclesoffourshortbeeps
TheSecurityChiphasaproblem.Havethecomputer
serviced.
FivebeepsThesystemboardhasaproblem.Havethecomputer
serviced.
Memoryproblems
Printtheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
Ifyourmemoryisnotoperatingproperly,checkthefollowingitems:
1.Verifythatthememoryisinstalledandseatedcorrectlyinyourcomputer.
Itmaybenecessarytoremovealladdedmemoriestotestthecomputerwithonlythefactory-installed
memories,andthenreinstallthememoryoneatatimetoensureaproperconnection.Forthe
procedurestoremoveandreinstallamemory,referto“Replacingmemory”onpage143.
2.Checkforerrormessagesduringstartup.
FollowtheappropriatecorrectiveactionsforPower-onself-test(POST)“Errormessages”onpage209.
3.VerifythatthelatestsystemBIOS(UEFIBIOS)foryourmodelhasbeeninstalled.
4.Verifythepropermemorycongurationandcompatibilityincludingthemaximummemorysizeandthe
memoryspeed.
Fordetails,refertotheinstructionsin“Replacingmemory”onpage143.
5.Run“LenovoThinkVantageToolbox”onpage207.
Modemandnetworking
Thefollowingarethemostcommonmodemandnetworkingproblems:
Ethernetproblems
•Problem:Yourcomputercannotconnecttothenetwork.
212UserGuide