john wrote:

Look for dry solder joints on Hor drive Transformer
remove it then clean and reinstall.

kip

--

Also make sure to use the exact parts for the transistors. These
supplies don't seem to like subs. I've also heard that the transistors
were hand selected by sony and replacements should only be ordered from
sony, but I've used ones from MCM with no problems.

--
Andy Cuffe