How to find connector pinouts of linear scale (linear encoder)? Ep.1

[@mrgreensworkshop]

There was a mistake at 3:57, 2 of pin functions are wrong.
Wrong Correct
Conn B Function Function
2 B(-) -> B(+)
3 A(-) -> A(+)
5 B(+) -> B(-)
6 A(+) -> A(-)
Sorry about that.