Doepfer

Hi
> What have I most likely done to it, and is it easily repairable
>
It is difficult to tell. Assumingly one of the two voltage regulators: 
IC5 (looks like a power transistor) or IC4 (looks like a transistor).
See http://www.doepfer.de/a110_tec.htm
I'd plug the  module in again and would test with the tip of my finger, 
which IC gets hot...

Florian