This is really unfortunate for you because the design of the boards is excellent. And much better than the competitor designs.
The first recourse should be to go back to the vendor. Unfortunately he does not have a good reputation and some of his things in the past look very hurriedly put together and not that professional i.e. sloppy soldering and no quality control. Given that you had to wait forever for the boards doesn't help matters.
All of this throws an undeserving poor light on the Pinscape boards.
And then we have people trying to solder their own boards with little or no soldering experience. The virtual pinball community deserves better.
I don't have a good solution as of yet but I'm thinking about it. I previously owned a company that produced microcontroller boards so I know what is involved and unfortunately some of the pitfalls too.
First try GGS which frankly I'm surprised is still in business. If no luck after a week then send me a PM.
Take a look at my thread where I created my own version of MJR's Pinscape expansion boards. That should give you some idea of my capabilities.
MJR has some good ideas which basically come down to problem isolation. But you need to be adept at understanding schematics and the PCB board layout. If you can figure out what works and what doesn't then that might help in isolating the problem.
One last thing that might or might give you some hope. I have an expansion board that very occasionally acted up and stop working completely. I couldn't figure it out but I noticed that the reinserting the ribbon cable helped. Then it went bad again after a particularly heavy nudge. Further investigation showed that pressing on the TLC5940 chip helped. After removing the board, I rechecked the solder joints around the chip and reinserted it in the socket. Everything is fine now and there are no more intermittent problems.
Edited by MikePinball, 24 May 2019 - 04:15 AM.



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