While you wait for answers, we may have found some information which could help you.
Click here for Neff Microwave OvenCircuit diagram for Neff 7871?
Neff HFT759 microwave. Fan &light do not switch off at end of cycle. ?
how do i repair neff combi microwave oven?
how to replace a faulty start button on a NEFF microwave H5470?
Neff H5642NOGB/02 microwave?
My Neff H5430NOGB/02 micrwave has worked without fault for some years. ?