User Manual

DANGER
Duringelectricalstorms,donotperformanyreplacementanddonotconnectordisconnectthe
telephonecablefromthetelephoneoutletonthewall.
DANGER
Electriccurrentfrompower,telephone,andcommunicationcablesishazardous.T oavoidshock
hazard,disconnectthecablesbeforeopeningthecoverofthisslot.
Attention:BeforeyoustartinstallinganM.2wirelessWANcard,touchametaltableoragroundedmetal
object.Thisactionreducesanystaticelectricityfromyourbody.Staticelectricitycoulddamagethecard.
SomecomputersmightcomewithanM.2wirelessWANcard.ToreplacethewirelessWANcard,do
thefollowing:
1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage109.
2.Closethecomputerdisplay,andturnthecomputerover.
3.Removetheremovablebattery.See“Replacingtheremovablebattery”onpage110.
4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage113.
5.Ifatoolisprovidedwiththenewcardtohelpyoudisconnectcables,usethetooltodisconnectthe
cablesfromtheoldcard.Ifnosuchatoolisprovided,holdthecableconnectorwithyourfingersand
gentlydisconnecteachcablefromtheoldcard.
Chapter9.Replacingdevices119