Wheninstalling:
•InmodelswithawirelessLANcardthathastwoantennaconnectors,plugthegraycableintothejack
markedMAINorM,andtheblackcableintothejackmarkedAUXorAonthecard.Ifthecomputer
youareservicinghasthreecables,putthewhitecableinthecableprotectiontubeandsecureitwitha
tapeasshowninthisgure.
•InmodelswithawirelessLANcardthathasthreeantennaconnectors,plugthegraycable(MAIN)into
thejackmarkedTR1,thewhitecable(third)intothejackmarkedROorTR3,andtheblackcable(AUX)
intothejackmarkedTR2onthecard.
.
86ThinkPadT420andT420iHardwareMaintenanceManual
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