Archive of the former Yahoo!Groups mailing list: Korg Poly800/EX800 Users

What voltage does your power supply deliver? Could it be like with 7805 regulators, when the bigger the difference between input voltage and output voltage, the hotter becomes the regulator.

--- In korgpolyex@yahoogroups.com, "vcagate" <vcagate@...> wrote:
>
> Hello,
>
> My Poly-800 is sounding correctly, I get 4.995V at pin 6 of connector CN6. This Poly-800 is not modded (yet), there is only a battery holder added.
>
> Q18 is quite hot, is that normal ?
>
> Thanks,
>
> mike
>