Manual

3
Wheninstalling:
•InmodelswithawirelessLANcardthathastwoantennaconnectors,plugthegraycableintothejack
markedMAINorM,andtheblackcableintothejackmarkedAUXorAonthecard.Ifthecomputer
youareservicinghasthreecables,putthewhitecableinthecableprotectiontubeandsecureitwitha
tapeasshowninthisgure.
•InmodelswithawirelessLANcardthathasthreeantennaconnectors,plugthegraycable(MAIN)into
thejackmarkedTR1,thewhitecable(third)intothejackmarkedROorTR3,andtheblackcable(AUX)
intothejackmarkedTR2onthecard.
.
82ThinkPadT420andT420iHardwareMaintenanceManual