Whattodonext:
•Toworkwithanotherpieceofhardware,gototheappropriatesection.
•Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage119.
Replacingthebattery
Attention:DonotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingtheChapter
1“Safetyinformation”onpage1.
Thissectionprovidesinstructionsonhowtoreplacethebattery.
Yourcomputerhasaspecialtypeofmemorythatmaintainsthedate,time,andsettingsforbuilt-infeatures,
suchasparallel-portassignments(configuration).Abatterykeepstheinformationactivewhenyouturn
offthecomputer.
Thebatterynormallyrequiresnochargingormaintenancethroughoutitslife.However,ifthebatteryfails,
thedate,time,andconfigurationinformation(includingpasswords)arelost.Anerrormessagewillbe
displayedwhenyouturnonthecomputer.
Refertothe“Lithiumcoincellbatterynotice”intheSafety,Warranty,andSetupGuideforinformationabout
replacinganddisposingofthebattery.
Toreplacethebattery,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Placeasoft,cleantowelorclothonthedeskorotherflatsurface.Holdthesidesofyourcomputerand
gentlylayitdownsothatthescreenisagainstthesurfaceandthecoverisfacingup.
3.Removethecomputerstand.See“Removingandinstallingthecomputerstand”onpage73.
4.Removethecomputercover.See“Removingthecomputercover”onpage76.
5.Removethesystem-boardshield.See“Removingandinstallingthesystem-boardshield”onpage86.
6.Removethebatteryasshown.
Figure44.Removingthebattery
Chapter8.ReplacingFRUs107
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