I was called to fix a dead dd-400 and found no PTS D620 output. Hmmmm. The
cause was dead filter caps. I found them a Fry's and voila; fixed
I am very very glad I follow AMMRL!
Cheers, Lew
On Thu, Jun 19, 2014 at 6:17 AM, Matthias Findeisen <
matthias.findeisen_at_uni-leipzig.de> wrote:
> Dear all,
>
> I want to let you know, that all people who wrote to me, were right:
> the 100 Hz-modulation was due to the 10.000 µF electrolytic capacitors of
> the power module.
>
> Replacing them solved the problem.
>
> Thank you again.
>
>
> Yours
> Matthias Findesien
>
>
Received on Thu Jun 19 2014 - 08:05:35 MST