You should NOT lift the second jumper wire!!! Only the one close to CN1.

On 16.08.17 13:58 , berendnie@... [tr-707] wrote:

Oke I just lifted both jumper wires (there where 2. one -10v bus is going around the other side of the board) isolating the -10 supply but the problem stays.. i am measuring somewhat different voltages.. i was getting about +0.7v after D2 but this is 0v now.

Best,

Berend