Arria 10 soc development kit pin assignment

Hello, I use the arria 10 soc development kit.

However, when I read user_guide of arria 10 soc document, I don't find some pin assignment of board.

For example, USER_HPS_LED is assigned N22 but i don't find this information.(I find this golden_top example code)

where can I find all information pin assignment about arria 10 soc board?