[Mike Rivers[_2_]]

On 7/30/2013 1:44 PM, wrote:

Didn't help. Also the problem always
disappears (at least for a while) every time I re-boot FX processor
by holding down FX select knob on power up

Maybe it really disappears when you power it down and up again,
suggesting that perhaps it's a faulty capacitor. Or a faulty IC. You've
put a soldering iron on it already. Put a scope on it and analyzer the
noise, That might give you a real clue. It's what any bench technician
would do.


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