VT100 PSU smelling.

[Peter Coghlan]

>
> R27 is part of the snubber network on the primary side of this forward-type
> SMPS PSU. But why it it getting so hot. Is it normal? I have completely
> forgotten how a VT100 smell when running...
>

Snubber as in a resistor in series with a capacitor across the primary?

If so check the capacitor for leakage (electrical, not liquid) or being shorted.

Regards,
Peter Coghlan.