Lenovo Yoga 11e User's Guide Page 98

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Table6.Beeperrors
Beeps
Solution
Oneshortbeep,pause,threeshortbeeps,pause,three
moreshortbeeps,pause,andoneshortbeep(1-3-3-1
beeps)
Memoryproblem.Shutdownthecomputerimmediately
andhavethecomputerserviced.
Fourcyclesoffourshortbeeps
TCG
*
-compliantfunctionality-relatedproblem(might
betheBIOScodevalidationfailure).Shutdownthe
computerimmediatelyandhavethecomputerserviced.
*
TCGistheabbreviationforTrustedComputingGroup.
Fiveshortbeeps,pause,fivemoreshortbeeps,and
pause
TCG-compliantfunctionality-relatedproblem(mightbe
theTPMinitializationfailure).Continuewiththeboot
processandcalltheLenovoservicecenterfortechnical
support.
Memorymoduleproblems
Printtheseinstructionsnowandkeepitwithyourcomputerforreferencelater.
Ifyourmemorymoduleisnotoperatingproperly,checkthefollowingitems:
1.Ifyourcomputercomeswithamemorymodulethatisseatedinthememoryslot,verifytheinstallation.
Formoreinformation,see“Replacingthememorymodule”onpage104
.
2.Checkforerrormessagesduringstartup.
Followtheappropriatecorrectiveactionsforpower-onself-test(POST)errormessages.
3.VerifythatthelatestUEFIBIOSforyourmodelhasbeeninstalled.
4.Verifythepropermemoryconfigurationandcompatibilityincludingthemaximummemorysizeandthe
memoryspeed.
5.Rundiagnosticprograms.See“Diagnosingproblems”onpage79.
Networkingproblems
Thefollowingarethemostcommonnetworkingproblems.
Ethernetproblems
Problem:Thecomputercannotconnecttothenetwork.
Solution:Ensurethat:
Thecableisinstalledcorrectly.
ThenetworkcablemustbesecurelyconnectedbothtotheEthernetconnectorofyourcomputerand
totheRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis
100meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblem
persists,tryadifferentcable.
Youareusingthecorrectdevicedriver.Toinstallthecorrectdriver,dothefollowing:
1.GotoControlPanelandclickHardwareandSoundDeviceManager.Ifyouarepromptedfor
anadministratorpasswordorconfirmation,typethepasswordorprovideconfirmation.
2.Iftheexclamationmark!isdisplayednexttotheadapternameunderNetworkadapters,you
mightnotbeusingthecorrectdriverorthedrivermighthavebeendisabled.Toupdatethedriver,
right-clickthehighlightedadapter.
3.ClickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreen.
Theswitchportandtheadapterhavethesameduplexsetting.
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