Analog inputs 0 and 1 do not work.
Inputs 2 and 3 are ok.
Jumpers J27 und J28 are in the right position (temp and trimmer disabled)
Inputs 0 and 1 show fixed values, independent of any external voltage.
Op-Amp U8 seems to be dead?
Or is there any more way to configure Inputs 0 and 1?