Lenovo SYSTEM BOARDS
5B21C15313
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
ThinkPad X390 Yoga Laptop - 20NNCTO1WW
ThinkPad X390 Yoga Laptop - 20NQ535H00
ThinkPad X390 Yoga Laptop - 20NQS0XE0M
ThinkPad X390 Yoga Laptop - 20NQS1DX0D
ThinkPad X390 Yoga Laptop - 20NQS1X500
ThinkPad X390 Yoga Laptop - 20NQS27400
ThinkPad X390 Yoga Laptop - 20NQS2G100
ThinkPad X390 Yoga Laptop - 20NQS3ES02
ThinkPad X390 Yoga Laptop - 20NQS3ES08