[sdiy] Prophet 5 rev2 conundrum

Gordonjcp gordonjcp at gjcp.net
Fri May 12 10:48:59 CEST 2023

On Thu, May 11, 2023 at 08:30:10PM -0500, Oren Leavitt via Synth-diy wrote:
> Good work! Always a relief when a trivial (albeit elusive!) cause is found.
> I had a similar issue with a Roland MSQ700 MIDI sequencer where it was not
> responding to some of the push buttons. Turned out to be a few invisible
> hairline cracks running thru the front panel PCB.
> - Oren

I have an MC303 that occasionally loses buttons due to cracks in the front panel PCB.

I've tried drilling out the ends of the cracks to kill the stress riser and bridging the tracks, but it always goes somewhere else.

Now I'm starting to wonder about just making a new PCB for it.


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