usually grainy sound is from low voltage from power apply.working on tvs, vcr, cds, over the years, I've seen this.could be something else for sure, just my thought this morning, good luck, tw
Michael Buchner <
buchnerelectronics@...> wrote:
>Nothing can be damaged when inserting batteries backwards. So, I think, the grainy sound comes from another point: The ZIF.
>I do it like this: Insert the EPROM and close the ZIF socket only like half, so that you can move the EPROM from side to side. If you do this a few times, you remove stains and dirt from the ZIFs contacts and from the EPROM legs.
>
>Good luck.
> ----- Original Message -----
> From: Brian Horton
> To: Simmons_Drums@yahoogroups.com
> Sent: Wednesday, January 25, 2012 7:49 AM
> Subject: [Simmons Drums] sds 1
>
>
>
> placed the batteries backwards in the sds 1 because i could not find the manual,now the sample sound grainy or distorted.Has anyone had this happen before and could tell ne what parts to replace as buying schematics are almost impossible to purchase.thanks
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