ThinkPad X140e - Replacing a PCI Express Mini Card for Wireless LAN Connection

ReplacingaPCIExpressMiniCardforwirelessLANconnection
Beforeyoustart,printtheseinstructions.
DANGER
Duringelectricalstorms,donotconnectthecabletoordisconnectitfromthetelephoneoutlet
onthewall.
DANGER
Electriccurrentfrompower,telephone,andcommunicationcablesishazardous.Toavoidshock
hazard,disconnectthecablesbeforeopeningthecoverofthisslot.
Attention:BeforeyoustartinstallingaPCIExpressMiniCard,touchametaltableoragroundedmetal
object.Thisactionreducesanystaticelectricityfromyourbody.Thestaticelectricitycoulddamagethecard.
ToreplacethePCIExpressMiniCardforwirelessLANconnection,dothefollowing:
1.Turnoffthecomputer;thendisconnecttheacpoweradapterandallcablesfromthecomputer.Wait
threetoveminutestoletthecomputercool.
2.Closethecomputerdisplay,andturnthecomputerover.
3.Removethebattery.See“Replacingthebattery”onpage57.
4.Loosenthescrews1,andthenremovethecover2.
62UserGuide