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22
Troubleshooting
Table7containssolutionstosomeproblems.Ifyoucannotsolvetheproblembytakingtheactionsdescribed,
contactyourlocalhelpdeskoryourresellerforfurtherassistance.
Table 7: Troubleshooting
Problem Possiblecausesandsolution
Computerwi llnot
start
Thebatterymaybedefectiveordischargedtoacriticallylowlevel.Connect anexternalpowersupply
(suchastheACadapter)orinstallachargedbattery.See“Usingthebattery”onpage54.
Internalcomponentsmaybeaboveorbelowtheacceptableoperatingrange
below‐20°Corabove60°
C).Afterthetemperat ur ereturnstosafeoperatingrangethecomputerwillstart.
TheComputerwillnot
resumeoperation
Thebatterymaybedefectiveordischargedtoacriticallylowlevel.Whenthebatteryreachesacritically
lowlevel,thecomputerisforcedintoSuspend‐to‐RAMmodetoavoidatotalsystempowerfailure.
Connectanexternalpowersupply(suchasthe
ACadapter)orinstallachargedbattery.See“Usingthe
battery”onpage54.
Thecomputermaybeat thecriticalthermallimit. Toavoi ddamagetoheat‐sensitivecomponents,the
computerentersSuspend‐to‐RAMmodewhenthecomputeroperatesabove60°C.Operation
automaticallyresumeswhenthe
computercoolstobelow60°C.Movethecomputertoacoolerlocation
afterbeingsuspended
TheStatusLEDisred,
continuous
Thecomputerison,runningunderbatterypower,andthechargelevelinthebatteryha sreacheda
criticallevel.PlugthecomputerintoanAC/DCpowersourceorinstallachargedbattery.
Thesystemhasencounteredafaultandispreventingnormal
operation.Contactyourlocalhelpdesk.
TheStatusLEDisred,
blinking
Thecomputerispoweredon,runningunderbatterypower,andthechargelevelinthebatteryisata
minimumwarninglevel.PlugthecomputerintoanAC/DCpowersourceorinstallachargedbattery.
Displayscreenisblank
ordifficulttoread
Confirmthatthecomputerison(thePowericoniscontinuouslydisplayedinStat usarea).
Thebrightnessmaybesettoolow,caus ingthescreentoappeartoodark.Tochangesystembrightness,
pressSettingsIcon,Display,Brightness.
Thevideo
time‐outmayhaveexpired.Tapthedisplayscreentoreactivatethedisplay.
Note:Thisisanormal,power‐savingfeature.
Headphoneor
speakervolumeistoo
low
ThevolumemaybeinMutemodeorsettoolow.Followtheinstructiontoadjustheadphoneorspeaker
volume.
Makesurethevolumecont rolinyouraudiosoftwareissettoanaudiblelevel.
Anexternaldeviceis
notworkingwiththe
computer
Thedevicemayneedtobeenabledinthecomputer’sconfiguratorprogram.Contactyourlocalhelpdes k
orreseller.