Delta ADP-84BR A schematic

Looking for Schemati of a Delta ADP-84BR A e-Bike charger typically used on Trek bikes.

Based on these type of components: https://www.hyena-ebike.com/drive_systems/e-trekking/

Chargers have 42v at 2A output and a special plug to connect to the bike.  Trying to figure out the pin out on the special plug.