Vintage Simmons Drums (UK) Users Group

> The problem I have is that at power on the unit flashes once (all leds and 
> displays) and then the display flashes a single number 6 and then seems 
> to shut down with nothing displaying and no leds luminated.

I had a similar problem with an SDS1000 (similar circuit).
One of the voices was faulty, and once the processor had
done it's start up proceedure, the faulty voice was
permanently interrupting it so it couldn't do anything
else...


Steve

(the wrong sort of helpful)