On 8/11/2019 5:18 am, Bill Degnan wrote: > Santo, Thank you, what you have is what I thought it should be but I don't > have another 2001-8 reference. My PET has two red and four black wires. > Nothing fancy stock system otherwise. I am trying to determine what the > extra wires are for. It also possible that someone at some point switched > things around so I have to consult with the schematic. The wiring could > explain why the 23000 uF 15v cap near the transformer has gone bad, but who > knows at this point. > > Sounds like they are using the negative terminal on the smoothing cap as a common ground reference point. The extra wire from the transformer looks to come from the 0V terminal. The cap could be bad because it is old.Received on 2020-05-29 23:34:28
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