the connector has 9 pins
bottom row has 5, top has 4
bottom:
black, red, yellow, blue, gray
top
none, brown, orange, green, purple
black - ground
brown - b1
blue - b2
orange - b3
yellow - --BINGO! Either that, or I was attempting to say "before" but it was too many letters to type--
green - b5
red - b6
gray - b7
purple - b8
i hope that helps