Part
63Y1912
is utilised in the following Models:
4170CTO
ThinkPad T Series laptops ThinkPad T420s 4170CTO
4173CTO
ThinkPad T Series laptops ThinkPad T420s 4173CTO
4173DJ7
ThinkPad T Series laptops ThinkPad T420s 4173DJ7
4173DK4
ThinkPad T Series laptops ThinkPad T420s 4173DK4
4173RU5
ThinkPad T Series laptops ThinkPad T420s 4173RU5
4174AC3
ThinkPad T Series laptops ThinkPad T420s 4174AC3