Vintage Simmons Drums (UK) Users Group

Congrat's! :)

If you went for the rechargable type. Remember to check it in another 
15-20 years.

-- 
electronically yours, jesper

- -- --- ---- ----- ---- --- -- -
www.electronic-obsession.se


Mark Frost skrev 2011-12-12 22:32:
> Great News.
> MTM No 809 is out of Hospital and working well. Brian, your
> explplanation was great so many thanks. Got it back together without too
> many problems and had to reset every single parameter (obviously).
> One point to note for anyone else attemping this is the ribbon cable
> from the front panel. The first pin isn't used - I hadn't noticed when
> taking it off.
> Anyway, bouiyed by my success I may well look into the display change soon.
>
> --- In Simmons_Drums@yahoogroups.com
> <mailto:Simmons_Drums%40yahoogroups.com>, "Brian Horton"
> <brianhorton21@...> wrote:
>  >
>  >
>  > the battery for the mtm has to be rechargeable,i went to radio shack
> or the source and bought a four AA battery holder and three AA nihi ,1.2
> volts rechargeable batteries,then resolder the holder so it works for
> three batteries just move the wire over to battery three as you wont
> need the fourth (1.2 x 3=3.6volts),this way it is easy to replace them
> and if it leaks the container will hold it hopefully,so then i took the
> plastic cap off and used a razor blade and small screwdriver to pry off
> the welded tabs and soldered a wire from the positive of circuit board
> to positive of battery pack,then the negative to negative,and it works.
> if you pry the battery off and tabs break,then pull circuit board off
> and solder directly to the the circuit board path.once i rebuit the
> circuit path eaten by the acid leak using real tin foil duct tape ,i
> used and ohm meter to trace out every path and resoldered every joint
> because as soon as the it got cold the bars would show up instead of the
> startup display,which i think happens when the battery shorts out and
> poor soldering joints,its been along battle,but the battry advice came
> from Michael a support from the drum museum,Simmons repair expert
>  >