User guide

DANGER
Duringelectricalstorms,donotconnectthecabletoordisconnectitfromthetelephoneoutlet
onthewall.
DANGER
Electriccurrentfrompower,telephone,andcommunicationcablesishazardous.Toavoidshock
hazard,disconnectthecablesbeforeopeningthecoverofthisslot.
Attention:Beforehandlingacard,touchametaltableoragroundedmetalobject.Thisactionreducesany
staticelectricityfromyourbody.Staticelectricitycoulddamagethecard.
ToreplacetheM.2wirelessLANcard,dothefollowing:
1.Turnoffthecomputer,thendisconnecttheacpoweradapterandallcablesfromthecomputer.
2.Removethebatterypack.See“Replacingthebatterypack”onpage63.
3.Loosenthescrews1thatsecurethebasecoverassembly.Thenremovethebasecoverassemblyas
shownbythearrow2.
Chapter6.Replacingdevices73