[sdiy] Covers / shroud for unused header pins?

Chromatest J. Pantsmaker chromatest at chromatest.net
Fri Sep 6 02:48:09 CEST 2024


If the pins are unused, why not delete them?

On Thu, Sep 5, 2024 at 5:28 PM James Coplin <james at ticalun.net> wrote:

> It clearly isn't best practice. It's not a synth but an arcade control
> panel with lots of rgb LEDs and a tangle of point to point wiring no matter
> how carefully you string it. The controller cards for the LEDs have a pair
> of large 2 row headers for connecting the 4 wires to the controller for
> each led.
>
> There ends up being lots of unused pins and unfortunately while trouble
> shooting a bad crimp connection, an unhooked spade thermal  numped into
> some exposed pins on one of the controllers and cooked it. I could be more
> careful obviously but now I'm also looking for ways to prevent it from
> happening again regardless of my care level. At some point I'll have it
> open and have some dangle cable, or a cable will come loose, or I'll be
> moving something and the threat will reappear again.
>
> Just to put some numbers on it, there are 43 buttons, each with 6 wires
> for a total of 258 wires each end of which has a metal spade type conductor
> of some point. That's a lot of careful handling that I would rather try to
> mitigate if possible.
>
> James
>
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>
> On Sep 5, 2024, 7:13 PM, at 7:13 PM, Neil Harper via Synth-diy <
> synth-diy at synth-diy.org> wrote:
> >On 2024-09-05 12:55, James Coplin wrote:
> >> Yesterday, I burned out a board when an exposed piece of connector
> >happened to touch some exposed pins while opening and closing the case.
> >
> >why does the board need to be powered up when you're opening and
> >closing
> >the case?
> >
> >
> >
> >--
> >/// Neil Harper
> >/// Every Wave is New Until it Breaks
> >
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