Chapter6.Replacingdevices
Thischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.
•“Staticelectricityprevention”onpage61
•“Replacingthebattery”onpage61
•“ReplacingtheSIMcard”onpage63
•“Replacingtheharddiskdriveorsolid-statedrive”onpage65
•“ReplacingaPCIExpressMiniCardforwirelessLANconnection”onpage68
•“ReplacingaPCIExpressHalfMiniCardforwirelessWANconnection”onpage70
•“Replacingamemorymodule”onpage74
•“Replacingthekeyboard”onpage76
•“Replacingthebackupbattery”onpage81
Staticelectricityprevention
Staticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.
Improperhandlingofstatic-sensitivepartscancausedamagetothepart.Whenyouunpackanoptionor
aCRU,donotopenthestatic-protectivepackagecontainingthepartuntiltheinstructionsdirectyou
toinstallit.
WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautions
toavoidstatic-electricitydamage:
•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.
•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbythe
edges.Nevertouchexposedcircuitry.
•Preventothersfromtouchingcomponents.
•Whenyouinstallastatic-sensitiveoptionorCRU,touchthestatic-protectivepackagecontainingthe
parttoametalexpansion-slotcoverorotherunpaintedmetalsurfaceonthecomputerforatleasttwo
seconds.Thisreducesstaticelectricityfromthepackageandyourbody.
•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackagingandinstallthepart
withoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackagingonasmooth,
levelsurfaceandplacethepartonit.
•Donotplacethepartonthecomputercoverorothermetalsurface.
Replacingthebattery
Beforeyoustart,printtheseinstructions.
ThissystemsupportsonlybatteriesspeciallydesignedforthisspecicsystemandmanufacturedbyLenovo
oranauthorizedbuilder.Thesystemdoesnotsupportunauthorizedbatteriesorbatteriesdesignedforother
systems.Ifanunauthorizedbatteryorabatterydesignedforanothersystemsisinstalled,thesystemwill
notcharge.
Attention:Lenovohasnoresponsibilityfortheperformanceorsafetyofunauthorizedbatteries,and
providesnowarrantiesforfailuresordamagearisingoutoftheiruse.
©CopyrightLenovo2012
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