Lenovo M72e Betriebsanweisung Seite 51

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5.InstallthenewPCIcardintotheappropriatePCIcardslotonthesystemboard.Then,installthescrew
tosecurethenewPCIcardinplace.
Figure18.InstallingaPCIcard
6.Ifnecessary,connectanycablesbetweenthePCIcardandthesystemboard.See“Locatingpartson
thesystemboard”onpage11
toidentifythevariousconnectorsonthesystemboard.
Whattodonext:
Toworkwithanotherpieceofhardware,gototheappropriatesection.
Tocompletetheinstallationorreplacement,goto“Completingthepartsreplacement”onpage70.
Replacingthebattery
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
onpagev.
Yourcomputerhasaspecialtypeofmemorythatmaintainsthedate,time,andsettingsforbuilt-infeatures,
suchasparallel-portassignments(conguration).Abatterykeepsthisinformationactivewhenyouturn
offthecomputer.
Thebatterynormallyrequiresnochargingormaintenancethroughoutitslife;however,nobatterylasts
forever.Ifthebatteryfails,thedate,time,andcongurationinformation(includingpasswords)arelost.An
errormessageisdisplayedwhenyouturnonthecomputer.
Refertothe“Lithiumbatterynotice”intheThinkCentreSafetyandWarrantyGuideforinformationabout
replacinganddisposingofthebattery.
Toreplacethebattery,dothefollowing:
1.Turnoffthecomputeranddisconnectallpowercordsfromelectricaloutlets.
Chapter5.Installingorreplacinghardware39
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