Where can I find a schematic diagram of the lenovo 40AG docking station?

Question

Electronics

I rummaged through all the Internet in search of a 40AG docking station diagram , I did not find anything useful.
Tell me where to look or share if there is.

Add. Info: P/N: SD20Q11986, FRU P/N: 01HY746

Answer 1

https://goo.su/7iz7
Maybe it's her?