[sdiy] Prophet 5 memory problem

Michael E Caloroso mec.forumreader at gmail.com
Tue Aug 14 06:01:59 CEST 2018


If the firmware is operating then it isn't the memory.

Battery is only an issue after power down.  If your patches don't save
correctly without powering down, then it isn't the battery.

More likely you have a bad IC in the multiplexing or demultiplexing system.

MC

On 8/13/18, Michael Zacherl <sdiy-mz01 at blauwurf.info> wrote:
>
>> On 12 Aug 2018, at 19:16, tprivitera at nc.rr.com wrote:
>>
>> Maybe the battery?
>
> would be my first choice to check.
> only if battery, power supply voltages (under load!) etc. check out ok I’d
> look for patterns in the problem.
> otherwise further troubleshooting would be moot.
> m.
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