Vintage Simmons Drums (UK) Users Group

Basically, you need to take it apart to the extent that you can get the main PCB out. This means removing the case and jack panels so that you can un-nut the PCB and remove it. Install the new battery and reassemble.
Here's the battery I use:
http://www.radioshack.com/product/index.jsp?productId=2715655
Good luck, Mark!

--- In Simmons_Drums@yahoogroups.com, "Mark Frost" <airflamesred@...> wrote:
>
> I'm sure mine must need changing after 15 years. Whats the procedure? I'm thinking Maplins will have a replacement - would that be right? And if anyone has a part No or any other info I would be gratefull.
> 
> Thanks in advance.
>