Lenovo Laptop X121E Instrukcja Użytkownika Strona 107

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10.Reinstallthebattery.Forinformationabouthowtoreinstallthebattery,referto“Replacingthebattery”
onpage75.
11.Turnthecomputeroveragain.Connecttheacpoweradapterandcablestothecomputer;thenturniton.
InstallingandreplacingthePCIExpressMiniCardforwirelessWAN
connection
SomeThinkPadmodelshaveaPCIExpressMiniCardslotforconnectiontoawirelessWAN.Toreplacethe
PCIExpressMiniCardwithanewone,readthefollowingprerequisites.
Prerequisitesfortheprocedure
DANGER
Duringelectricalstorms,donotconnectthecabletoordisconnectitfromthetelephoneoutlet
onthewall.
DANGER
Electriccurrentfrompower,telephone,andcommunicationcablesishazardous.T oavoidshock
hazard,disconnectthecablesbeforeopeningthecoverofthisslot.
Attention:BeforeyoustartinstallingaPCIExpressMiniCard,touchametaltableoragroundedmetal
object.Thisactionreducesanystaticelectricityfromyourbody.Thestaticelectricitycoulddamagethecard.
Beforeyoustart,printtheseinstructions.
IfaWirelessWANisavailableinyourcomputer,toreplacethePCIExpressMiniCard,doasfollows:
1.Turnoffthecomputer;thendisconnecttheacpoweradapterandallcablesfromthecomputer.Waitfor
afewminutes,tilltheinsideofthecomputercools,beforeyoustartthefollowingprocedures.
2.Closethecomputerdisplay,andturnthecomputerover.
3.Removethebattery.Forinformationabouthowtoremovethebattery,referto“Replacingthebattery”
onpage75.
4.Loosenthescrews1,andthenremovethecover2.
Chapter6.Replacingdevices91
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