Dell Latitude 7420 Keyboard Replacement/Teardown

crwdns2935421:0crwdne2935421:0 crwdns2935423:0crwdne2935423:0

crwdns2935425:021crwdne2935425:0

crwdns2935419:0crwdne2935419:0

crwdns2936315:0crwdne2936315:0

crwdns2936323:0crwdne2936323:0

crwdns2931653:021crwdne2931653:0

Dell Latitude 7420 Keyboard Replacement/Teardown, clean CPU and Heat Sink: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

Dell Latitude 7420 Keyboard Replacement/Teardown, clean CPU and Heat Sink: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

clean CPU and Heat Sink

remove old thermal paste using isopropyl alcohol and a cloth
apply new thermal paste

crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0