Well, I have to say that we were somewhat taken aback by the uptake in the recent BioT touch-plate module — neither Matt (Hot Air) nor I were expecting to sell out quite so quickly! With that in mind, we are mulling over a second release — probably with a different colour scheme…
One thing that seems to have caused a little confusion is the sprung connector — if you look at it closely the two sides are different: on one side the pins are ‘solid’, whilst on the other side the pins move in and out. It is very important that the solid pins are soldered into the PCB allowing the sprung pins to make contact with the underside of the front panel:
When the panel is in place, the pins make contact like this:
Apart from that it should be a straightforward build!
As a reminder, here are the BioT assembly instructions