Solution:Ifthesystemdoesnotreturnfromsleepmode,itmighthaveenteredsleepmodeautomatically
becausethebatteryisdepleted.Checkthesystemstatusindicator(illuminatedThinkPadlogo).
Ifthesystemstatusindicat or(illuminatedThinkPadlogo)blinksslowly,yourcomputerisinsleepmode.
Connecttheacpoweradaptertothecomputer;thenpressFn.
Ifthesystemstatusindicator(illuminatedThinkPadlogo)isoff,yourcomput erisinpower-offstate.
Connecttheacpoweradaptertothecomput er;thenpressthepowerbuttontoresumeoperation.
Ifthesystemstilldoesnotreturnfromsleepmode,yoursystemmightstoprespondingandyoumightnot
beabletoturnoffthecomputer.Inthiscase,youneedt or esetthecomputer.Ifyouhavenotsavedyour
data,itmightbelost.T or esetthecomputer,pressandholdthepowerbuttonfor4secondsormore.If
thesystemisstillnotreset,removetheacpoweradapter.
Problem:Yourcomputerdoesnotentersleepmode.
Solution:Checkwhetheranyoptionhasbeenselectedtodisableyourcomputerfromenteringsleep
mode.
Ifyourcomputertriestoentersleepmodebutther equestisrejected,thedeviceattachedtotheUSB
connectormighthavebeendisabled.Ifthisoccurs,doahot-unplug-and-plugoperationfortheUSB
device.
Problemswithdrivesandotherstoragedevices
Thissectionincludesharddiskdriveproblems,solid-statedriveproblems,andopticaldriveproblems.

Harddiskdriveproblems

Problem:Theharddiskdrivemakesarattlingnoiseintermittently.
Solution:Ther attlingnoisemightbeheard:
Whentheharddiskdrivebeginsornishesgettingaccesstodata.
Whenyoucarrytheharddiskdrive.
Whenyoucarryyourcomputer .
Thisisanormalcharacteristicofaharddiskdriveandisnotadefect.
Problem:Theharddiskdrivedoesnotwork.
Solution:OntheBootmenuofThinkPadSetup,ensurethattheharddiskdriveisontheBootpriority
orderlist.IfitisontheExcludedfrombootorderlist,itisdisabled.Selecttheentryforitonthelistand
presstheShift+1key.ThismovestheentrytotheBootpriorityorderlist.
Problem:Aftersettingaharddiskpasswordontheharddiskdriveofthecomputer ,youmovedthedrive
toanothercomputer.Nowyoucannotunlocktheharddiskpassword.
Solution:Yourcomputersupportsanenhancedpasswordalgorithm.Computersolderthanyoursmight
notsupportsuchasecurityfunction.

Asolid-statedriveproblem

Problem:WhenyoucompresslesorfoldersbyuseofthedatacompressionfunctioninWindows,andthen
decompressthem,theprocessofwritingtoorreadingfromthelesorfoldersisslow.
Solution:Applythediskdefr agmentationtoolinWindowsforfasteraccesstothedata.

Opticaldriveproblems

Problem:Theopticaldrive,suchasaCD,DVD,orCD-RWdrive,doesnotwork.
Solution:Ensurethat:
102UserGuide