Solution:Checkwhetheranexternalmonitorwasdisconnectedorturnedoffwhilethecomputerwas
insleepmode.Ifyoudisconnectedorturnedofftheexternalmonitor,connectitorturnitonbefore
resumingthecomputerfromthesleepmode.Whenresumingthecomputerfromthesleepmode
withoutattachingtheexternalmonitororturningiton,andthecomputerdisplayremainsblank,press
F6tobringupthecomputerdisplay.
•Problem:Thecomputerdoesnotreturnfromsleepmode,orthesystemstatusindicatorblinksslowly
andthecomputerdoesnotwork.
Solution:Ifthesystemdoesnotreturnfromsleepmode,itmighthaveenteredsleeporhibernationmode
automaticallybecausethebatteryisdepleted.Checkthesystemstatusindicator.
–Ifthesystemstatusindicatorblinksslowly,yourcomputerisinsleepmode.Connecttheacpower
adaptertothecomputer;thenpressFn.
–Ifthesystemstatusindicatorisoff,yourcomputerisinpower-offstateorinhibernationmode.
Connecttheacpoweradaptertothecomputer;thenpressthepowerbuttontoresumeoperation.
Ifthesystemstilldoesnotreturnfromsleepmode,yoursystemmightstoprespondingandyoumightnot
beabletoturnoffthecomputer.Inthiscase,youneedtoresetthecomputer.Ifyouhavenotsavedyour
data,itmightbelost.Toresetthecomputer,pressandholdthepowerbuttonfor4secondsormore.If
thesystemisstillnotreset,removetheacpoweradapterandthebattery.
•Problem:Yourcomputerdoesnotentersleeporhibernationmode.
Solution:Checkwhetheranyoptionhasbeenselectedtodisableyourcomputerfromenteringsleep
orhibernationmode.
Ifyourcomputertriestoentersleepmodebuttherequestisrejected,thedeviceattachedtotheUSB
connectormighthavebeendisabled.Ifthisoccurs,doahot-unplug-and-plugoperationfortheUSB
device.
•Problem:Thebatterydischargesslightlywhilethecomputerisinhibernationmode.
Solution:Ifthewakeupfunctionisenabled,thecomputerconsumesasmallamountofpower.Thisisnot
adefect.Fordetails,referto“Power-savingmodes”napágina23
.
Problemswithdrivesandotherstoragedevices
Thissectionincludesharddiskdriveproblems,solidstatedriveproblems,andopticaldriveproblems.
Harddiskdriveproblems
•Problem:Theharddiskdrivemakesarattlingnoiseintermittently.
Solution:Therattlingnoisemightbeheard:
–Whentheharddiskdrivebeginsornishesgettingaccesstodata.
–Whenyoucarrytheharddiskdrive.
–Whenyoucarryyourcomputer.
Thisisanormalcharacteristicofaharddiskdriveandisnotadefect.
•Problem:Theharddiskdrivedoesnotwork.
Solution:OntheBootmenuofLenovoSetup,makesurethattheharddiskdriveisontheBootpriority
orderlist.IfitisontheExcludedfrombootorderlist,itisdisabled.Selecttheentryforitonthelistand
presstheShift+1key.ThismovestheentrytotheBootpriorityorderlist.
•Problem:Aftersettingaharddiskpasswordontheharddiskdriveofthecomputer,youmovedthedrive
toanothercomputer.Nowyoucannotunlocktheharddiskpassword.
Capítulo8.Troubleshootingcomputerproblems111