Lenovo SYSTEM BOARDS
5B21C40387
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
ThinkPad X13 Yoga Gen 1 Laptop - 20SXCT01WW
ThinkPad X13 Yoga Gen 1 Laptop - 20SY000VAU
ThinkPad X13 Yoga Gen 1 Laptop - 20SY0020AU
ThinkPad X13 Yoga Gen 1 Laptop - 20SY1L500
ThinkPad X13 Yoga Gen 1 Laptop - 20SYS00M00
ThinkPad X13 Yoga Gen 1 Laptop - 20SYS09F00
ThinkPad X13 Yoga Gen 1 Laptop - 20SYS2VA1D
ThinkPad X13 Yoga Gen 1 Laptop - 20SYS4CV0H
ThinkPad X13 Yoga Gen 1 Laptop - 20SYS68500