> > can't you put the spring back
>
> I have managed to put them back... also, as far as I remember...
> euh... no it doesnt exactly stay still without the springs... but
> also even with the srpings, the position is not that accurate I
> am affraid... I mean it never comes back really exactly same
> position each time... if looking for very precise settings it is
> not ideal I would say

There are two jumpers labelled JP4 and JP5 on the A-174 pc board. These are
used to add kind of a "plateau" around 0V. The plateau is active when the
corresponding jumper is removed. As far as I remember JP4 is for the X
output and JP5 for Y.

Best wishes
Dieter Doepfer