Thanks for that clarity. I'll keep that in mind.
I'll include that addendum to the video information for the next few.
All the best.

Raul Pena

--- In Doepfer_a100@yahoogroups.com , wrote:
>
> > Just a minor question on the PLL. In the manual it states that
> > PC2 is linked to the LED. However there is a fair amount of
> > activity occurring when using the other two modes. What is the
> > light indicating if not locking
> >
> > Thanks for any help in understanding this.
> >
> > Raul Pena
>
> The data sheet of the PLL circuit (74HC4046) mentions the function of this
> pin (PCPout) only if phase comparatur PC2 is used (the PCPout is part of the
> PC2 circuit). In this case it works as a "locked indicator". The data sheet
> does not say what this pin does if PC1 or PC3 are used.
>
> Best wishes
> Dieter Doepfer
>