Greddy Data link unit

I need help with the wiring on my Greddy boost gauge. The data link unit has 5 wires as pictured below. I would like to know if possible what each wire is for and where would be the best place to connect them to on a ep91.

Yellow
Red
Orange
Black
White



Thanks in advance

there you go bud

Thanks thats a great help

Rep added

Now does anyone know the best place to run a 12v constant, 12v ignition source, 12v light source lol.

Would i be able to get a 12v constant and 12v ignition from my tt-7 hks turbo timer harness?

Also if anyone knows were would be the best place for the light source that would be helpful.