The Yamaha AN1x Synthesizer mailing list

--- In AN1x-list@yahoogroups.com, Jouni Airaksinen <markvera@s...> 
wrote:
> Well, there are cleaning sprays specifically made for knobs and 
switches 
> which clean and remove jitter from the knob's moving parts - plus 
those 
> chemicals don't conduct. You could try to fix it first with such 
spray 
> (small cans don't cost much really). Also I'd suggest you open up 
your 
> AN1x and see the board near the knob if there's any other damage 
which 
> you could clean. There's other cleaning spray for such work.
> 
> That repair work is easy to do, and might help unless there's some 
more 
> permanent damage, but as you said the volume works a bit weird - 
I'd 
> assume there's something in the knob moving parts which is 
conducting 
> and makes the knob behave wrong. If that doesn't help, then you 
might be 
> able to find replacement knob from any electronics shop - the knob 
hat 
> is just plastic part you can put to the replacement part as well. 
AN1x 
> isn't that old that it would be hard to find replacement, and that 
> volume knob isn't special one like the assignable knobs (i.e. you 
can 
> press is too).
> 
> I don't have AN1x service manual.
> 


thanks, I'll try that! hope it works... good to hear the volume knob 
isn't any special kind...