Sabvoton svmc72150 101

Hello. I just got the sabvoton svmc72150 and mxus 3k turbo.for starters im gonna use 48v 50 amp battery, later im gonnna uprgrade to 72v probably 60 amps. I know a few atuff, but i wanna go safe and very slow and i wanna learn as much as i can. Before i fry something up or use it as myself , i wanna know how to make this work. I need tutorial and explanation of some parts and pictures if possible. Wire diagram i dont know how to read so i wanna ditch that. I ordered also bluetooth dongke for sabvoton. 1.Throttle connector i understand what is.

2.brake ov, reverse ov i dont?
3.hall meter ?
4. Hall sensors i know
5.e ignition 72v? Poland nexun told me i can use 48v battery on this controller
6.ebrake throttle?
7.lov speed , high speed ov?
8.brake 12v?
Also if you have some pictures of builds with sabvoton wires exposed i would gladly sew that, also if someone has time to talk via whatsupp to ahow me i would gladly talk.