[sdiy] Korg DW-8000 power supply
dragons
dragon.servicing at googlemail.com
Thu Nov 4 17:46:09 CET 2010
Hi,
I wasn't sure if you just replaced one cap or all of them ?
I feel if one has failed then it would be worth replacing the others as
they may have lost value and cause problems later on.
after all the cost of the parts is probably quite small !
regards Peter
On 04/11/10 08:25, Eric Frampton wrote:
> Resolved!
>
>
>
> Bingo. It was C11, the electrolytic that comes right after the block bridge rectifier.
>
> Interesting, I replaced that one cap and every rail came right back up. Re-connected the CPU board to the PSU, and
one 5V supply immediately dropped to about 3.5V. Then, over the course
of letting the machine sit for about a half hour,
it kept rising until it finally settled at about 4.95V and remained
there ever since. Might that be a result of bypass
caps on that CPU board re-forming, or...? That was a new thing for me.
>
> Thanks for the help, y'all.
>
> Ericiy
>
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