User guide

Thebatterynormallyrequiresnochargingormaintenancethroughoutitslife;however,nobatterylasts
forever.Ifthebatteryfails,thedate,time,andcongurationinformation(includingpasswords)arelost.An
errormessageisdisplayedwhenyouturnonthecomputer.
Refertothe“Lithiumbatterynotice”intheSafety,Warranty,andSetupGuideforinformationaboutreplacing
anddisposingofthebattery.
Toreplacethebattery,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
2.Removethecomputercover.See“Removingthecomputercover”onpage53.
3.Locatethebattery.See“Locatingpartsonthesystemboard”onpage13.
4.Removetheharddiskdriveassemblytogetaccesstothebattery.See“Installingorremovingthe
harddiskdriveassembly”onpage55
.
5.Removetheoldbattery.
Figure45.Removingtheoldbattery
6.Installanewbattery.
Figure46.Installinganewbattery
7.Reinstalltheharddiskdriveassembly.See“Installingorremovingtheharddiskdriveassembly”
onpage55
.
8.Reinstallthecomputercoverandreconnectthecables.See“Completingthepartsreplacement”
onpage78.
Note:Whenthecomputeristurnedonforthersttimeafterreplacingthebattery,anerrormessage
mightbedisplayed.Thisisnormalafterreplacingthebattery.
9.Turnonthecomputerandallattacheddevices.
10.UsetheSetupUtilityprogramtosetthedate,time,andanypasswords.SeeChapter7“UsingtheSetup
Utilityprogram”onpage89.
Chapter5.Installingorreplacinghardware59