parallel port test help

Ok. I ordered the 5 Axis MACH3 CNC Breakout Board from Ebay now.
This (blue) board work not

Most of the boards I've seen on ebay have the optical isolation so you have to supply a separate power supply to the inputs.

The sainsmart Bob is not isolated and only needs the usb or 5 volt power

the Green ones also give you the option of using the
Cable set JST-XH-3S
also they supply the 0-10V for the VFD control