Part
04W0447
is utilised in the following Models:
1141CTO
ThinkPad Edge laptops ThinkPad Edge E420 1141CTO
1141R36
ThinkPad Edge laptops ThinkPad Edge E420 1141R36
1143CTO
ThinkPad Edge laptops ThinkPad Edge E520 1143CTO
120022U
ThinkPad Edge laptops ThinkPad Edge E525 120022U