Lenovo SYSTEM BOARDS
5B21F38239
is compatible in the following Models:
Lenovo ThinkPad L Series laptops
ThinkPad L13 Gen 2 (21AB, 21AC) Laptops - 21ACS01L00
ThinkPad L13 Yoga Gen 2 (21AD, 21AE) Laptops - 21ADCTO1WW