Lenovo SYSTEM BOARDS
5B21C98831
is compatible in the following Models:
Lenovo ThinkPad T Series laptops
ThinkPad T490s (20NX, 20NY) Laptop - 20NXCT01WW
ThinkPad T490s (20NX, 20NY) Laptop - 20NYS1J600
ThinkPad T490s (20NX, 20NY) Laptop - 20NYS2J523
ThinkPad T490s (20NX, 20NY) Laptop - 20NYS3UH04
ThinkPad T490s (20NX, 20NY) Laptop - 20NYS4JM22
ThinkPad T490s (20NX, 20NY) Laptop - 20NYS57M00
ThinkPad T490s (20NX, 20NY) Laptop - 20NYS8QT00
Lenovo ThinkPad X Series laptops
ThinkPad X390 Laptop - 20Q1SVRU0G