Hi WT,
so, basically just between the PCB solder point and the red wire in my
photo? To block any voltage from reaching the battery? Any critical
value or would any decent diode do?
thanks,
/j.
WT skrev 2011-12-29 00:50:
> I would just put a diode in series with the + side of the Lithium-cell.
>
> How you do it depends on where you put the Lithium-cell.
>
> WT
>
> ----- Original Message -----
> From: "jesper" <jesper@...
> <mailto:jesper%40electronic-obsession.se>>
> To: <Simmons_Drums@yahoogroups.com <mailto:Simmons_Drums%40yahoogroups.com>>
> Sent: Wednesday, December 28, 2011 10:57 AM
> Subject: [Simmons Drums] MTM and change of battery
>
> > Hi list,
> >
> > I thought I should change the battery of my latest MTM today. But since
> > I was stupid enough not to make notes or take pictures when last time
> > doing this I dug out one of the other units to have a look.
> >
> > No. 114 had it's battery changed by the former owner and as far as I
> > remember I copied the work in my other MTM. Apart from the removal of
> > the old battery and the insertion of a AA-sized Lithium dito I can only
> > see one change: the lifting/removal of resistor 37. I did the same on my
> > other MTM and both works well, both functions and memory.
> >
> > Here's a shot of what can be seen inside no. 114.
> > http://www.electronic-obsession.se/studio/simmons/mtm_battery_mod.jpg
> >
> > So techs, let me know if this is wrong. Should I lift diode 30 too?
> > Anything else? The schematics aren't the best and I'm no master at
> > reading it anyway. :)
> >
> > Happy holidays,
> > --
> > electronically yours, jesper
> >
> > - -- --- ---- ----- ---- --- -- -
> > www.electronic-obsession.se
> >
> >
> > ------------------------------------
> >
> > Yahoo! Groups Links
> >
> >
> >
>
>
--
electronically yours, jesper
- -- --- ---- ----- ---- --- -- -
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