finally got it all up and running.
sound board had some issues which required some new I.C.sockets, PIA ram and then it had a problem with the speech, the gap for the speech was there in test but it had none. ended up being a faulty / shorted 1800 pf ceramic capacitor on the sound board (C2). i used my oscilloscope to find this fault

boards have been repaired to get it going but still need the full beaky rebuild

had a few games and after a few hiccups it's all good.
i thought i would get a few games in before stripping it down.

here are the pics of the good