Hi

> I noticed that in my self-made cabinet the PSU`s only give +12v (the
> LEDs of -12v on both PSUs and on the busboards don`t light up). Opposed
> to the G6-case.
>
> I think I connected the busboards to the PSU as it should be.
>
> It`s strange that it happens on both PSU`s.
>
> Does anyone know what the problem might be

> (as I`m no technician)

^^^^^^^^^^^^^^^^^^^^^^^^^
Sorry if I am sounding rude: This is the problem. If you are not
able/used to work with correct electronic measurement gear, you
definitely should keep your hands of from a power supply because of the
danger of destroying modules or - even worse - harming yourself.

Florian