[sdiy] Mini-Din cable woes

[Nathan Trites]

of course... not TOO straight forward or else you wouldn't have hit this
wall, but partial success is a good sign so far ;)

On Fri, Jan 4, 2019 at 10:17 PM Nathan Trites <nathan at idmclassics.net>
wrote:

> Hi Joel,
>
> On this page the Connector/Mixer layout makes it look like they're pretty
> straight forward... just triggers + ground, but doesn't offer any insight
> to how they're actually wired to the DIN jacks.
>
> http://uzzfay.fortunecity.ws/pearlfm8/fm8.html
>
> If there's another PCB for the Mini DIN's it should be fairly
> straightforward to trace from the mixer PCB to those and see whats going
> on. Photos of any DIN jack PCB and wiring inside the unit would be helpful,
> as well as seeing how you've wired the TRS jacks.
>
> Is there any way to confirm the voices all work without the trigger cable?
>
> Nathan
>
> On Mon, Dec 31, 2018 at 1:36 AM Joel B <onephatcat at earthlink.net> wrote:
>
>> I have a couple of Pearl fightman analog drum modules (circa 1979/80) and
>> one came with the complete drum kit and cables, the other without.
>>
>>  I’ve been attempting to create a second set of cables, with only partial
>> success. The cables are each a 5 pin mini-din (
>> https://goo.gl/images/pDHvsP) that split to a fan of 4 and 5 RCA Male
>> jacks - proprietary cables that nobody seems to make.
>> (crash/ride/oh/ch)/(kick/snare/toms). First problem is how to solder tiny
>> wires to tiny posts. Took a while to get that right, and I’m pretty sure
>> there is a better way, like wires with some kind of clip already attached...
>>
>> Second problem was that I think the outside ring on the mini-din is the
>> ground (or at least the “common” wire) as far as I can tell from my amature
>> multimetering.
>>
>> So I built a couple cables, and the second try sort of worked but a
>> little intermittently. Thinking I understood how to do this now I built a
>> third one that works even less and a fourth one that doesn’t work at all. I
>> can’t find a short. The pins all have good connectivity.
>>
>> I was trying to adapt to 3.5mm jacks so I wired to 3.5mm female sockets
>> instead of RCA male, to use with beatstep pro or other trigger (Original
>> cables with an rca/3.5mm adapter do work with beatstep pro). I could
>> only find TRS 3.5mm sockets online when I wanted TS but I’m pretty sure I
>> soldered that part the same way on all my attempts...
>>
>> I’m wondering, are the pins on the newer mini-din male just maybe not
>> long enough? What am I doing wrong? Certainly they seem not designed for
>> the sleeve of the mini-din to be a soldier point but It seems to be so in
>> the original cables, so I made that connection.
>>
>> Joel
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>>
>
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