Lenovo SYSTEM BOARDS 5B21M50048 is compatible in the following Models:

Lenovo Gaming Series Laptops

LOQ 15IAX9 - 83GS001HID
LOQ 15IAX9 - 83GS008VIN
LOQ 15IAX9 - 83GS009WAU
LOQ 15IAX9 - 83GS009XAU
LOQ 15IAX9 - 83GSCTO1WW
LOQ 15IAX9 - 83GSXA07AU