1.StartPowerManager.
2.ClickthePowerplantab,andthenselectMaximumPerformancefromthepredenedpowerplans.
•Problem:WhenIturnonthecomputer,nothingisdisplayedonthescreenandthecomputerdoesnot
beepwhilestartingup.
Note:Ifyouarenotsurewhetheryouheardanybeeps,turnoffthecomputerbypressingandholdingthe
powerbuttonforfoursecondsormore.Turnitonandlistenagain.
Solution:Ensurethat:
–Thebatteryisinstalledcorrectly.
–Theacpoweradapterisconnectedtothecomputerandthepowercordispluggedintoaworking
electricaloutlet.
–Thecomputeristurnedon.(Turnthepowerbuttononagainforconrmation.)
Ifapower-onpasswordisset:
–Pressanykeytodisplaythepromptforthepower-onpassword.Ifthebrightnesslevelofthescreen
islow,increaseitbypressingHome.
–TypethecorrectpasswordandpressEnter.
Iftheseitemsarecorrectlyset,andthescreenremainsblank,havethecomputerserviced.
•Problem:WhenIturnonthecomputer,onlyawhitecursorisdisplayedonablankscreen.
Solution:Ifyouhavemodiedapartitiononyourharddiskdrivebyusingpartitionsoftware,information
aboutthatpartition,orthemasterbootrecordmighthavebeendestroyed.
1.Turnoffthecomputer,andthenturnitonagain.
2.Ifyoustillseeonlythecursoronthescreen,dothefollowing:
–Ifyouhaveusedthepartitionsoftware,examinethepartitionontheharddiskdrivebyusingthe
software,andrecoverthepartitionifrequired.
–UseeithertheOneKeyRecoveryProworkspaceortherecoverydiscstorestorethesystem
tothefactorystate.
Iftheproblempersists,havethecomputerserviced.
•Problem:Myscreengoesblankwhilethecomputerison.
Solution:Yourscreensaverorpowermanagementmighthavebeenenabled.Doeitherofthefollowing:
–TouchtheTrackPointpointingdeviceorthetouchpad,orpressakeytoexitthescreensaver.
–Pressthepowerbuttontoresumefromsleeporhibernation.
Beeperrors
Table7.Beeperrors
Problem
Solution
Oneshortbeep,pause,threeshortbeeps,pause,three
moreshortbeeps,andoneshortbeep
Ensurethatmemorymodulesareinstalledcorrectly.If
theyare,andyoustillhearthebeeps,havethecomputer
serviced.
Threeshortbeeps,pause,oneshortbeep,pause,one
moreshortbeep,andthreeshortbeeps
PCIresourceallocationfailure.Poweroffthecomputer
andremovethePCIdevices.Ifthebeepspersist,have
thecomputerserviced.
Chapter9.Troubleshootingcomputerproblems111
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