Odd, the C128 and A500 bricks are easily opened an
serviced. I seem to
Well, they did hide the case screws under little plastic caps, but that
is a minor problem...
There were no schematics for the PSUs in the appropriate service manuals
either, which was also a minor problem. The C128 brick is very simple
(IIRC, it's a mains transodffmer and a switching regulator on the
secodnary side of this to give the +5V), the Amiga brick is a normal
SMPSU of a fairly standard design.
Needless to say Iv'e been inside both over the years...
-tony