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Chapter7.Replacingdevices
ThischapterprovidesCRUinstructionsforyourcomputer.
“Replacingthebattery”onpage31
“Replacingthebackupbattery”onpage32
“Replacingtheharddiskdrive”onpage35
“Replacingthekeyboard”onpage38
“Replacingamemorymodule”onpage42
“ReplacingthePCIExpressMiniCardforwirelessLAN/WiMAXconnection”onpage45
“Removingtheopticaldrive”onpage48
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoption
orCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyou
toinstallit.
WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:
Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexposedcircuitry.
Preventothersfromtouchingcomponents.
Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagecontainingthe
parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityinthepackageandyourbody.
Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackagingandinstallthepart
withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackagingonasmooth,
levelsurfaceandplacethepartonit.
Donotplacethepartonthecomputercoverorothermetalsurface.
Replacingthebattery
Beforeyoustart,printtheseinstructions.
Note:ThissystemdoesnotsupportbatteriesthatarenotgenuineLenovo-madeorauthorized.Thesystem
willcontinuetoboot,butmaynotchargeunauthorizedbatteries.Attention:Lenovohasnoresponsibility
fortheperformanceorsafetyofunauthorizedbatteries,andprovidesnowarrantiesforfailuresordamage
arisingoutoftheiruse.
Toreplacethebatterywithanewone,readthefollowingprerequisites.
©CopyrightLenovo2012
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