Lenovo SYSTEM BOARDS
5B20S43105
is compatible in the following Models:
Lenovo Yoga Series laptops (IdeaPad)
Yoga C640-13IML LTE Laptop (Lenovo) - 81XL0001AU
Yoga C640-13IML LTE Laptop (Lenovo) - 81XL000EAU
Yoga C640-13IML LTE Laptop (Lenovo) - 81XLCTO1WW