Chapter10.Replacingdevices
Thischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.
Thischaptercontainsthefollowingtopics:
•“Staticelectricityprevention”onpage101
•“Disablingthebuilt-inbattery”onpage101
•“Replacingthebasecoverassembly”onpage102
•“Replacingthekeyboard”onpage104
•“ReplacingtheM.2solid-statedrive”onpage109
•“Replacingamemorymodule”onpage111
•“Replacingthecoin-cellbattery”onpage112
•“Replacingthespeakerassembly”onpage114
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoptionor
aCustomerReplaceableUnit(CRU),donotopenthestatic-protectivepackagethatcontainsthepart
untiltheinstructionsdirectyoutoinstallthepart.
WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexposedcircuitry.
•Preventothersfromtouchingcomponents.
•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagethatcontainsthe
parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityinthepackageandyourbody.
•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackageandinstallthepart
withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackageonasmooth,
levelsurfaceandplacethepartonthepackage.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Disablingthebuilt-inbattery
Beforereplacinganyhardwarecomponent,ensurethatyouhavedisabledthebuilt-inbatterybydoing
thefollowing:
1.Turnoffyourcomputeranddisconnecttheacpoweradapterandallcablesfromthecomputer.
2.Turnonyourcomputer.Whenthelogoscreenisdisplayed,immediatelypressF1tostarttheThinkPad
Setupprogram.
3.SelectConfig➙Power.ThePowersubmenuisdisplayed.
4.SelectDisableBuilt-inBatteryandpressEnter.
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