Lenovo SYSTEM BOARDS 5B21E74605 is compatible in the following Models:

Lenovo Yoga Series laptops (IdeaPad)

Yoga 6 13ALC7 - 82UD0000US

Yoga 6 13ALC7 - 82UD001AAU

Yoga 6 13ALC7 - 82UD009NAX

Yoga 6 13ALC7 - 82UDCTO1WWENAU0

Yoga 6 13ALC7 - 82UDCTO1WWENAU1