Discussion about the Korg PolySix synthesizer

hi

get some graphite spray and use a q-tip to transfer it to the rubber 
contacts.
I fixed about 10 Polysix with this method and it is very reliable.

similar technique to the one used here:
http://tubbutec.de/blog/repairing-yamaha-dx100-keyboard/

tobi

Am 30.12.2013 16:37, schrieb bobgrieb@yahoo.com:
>
> Hi,
>
>
> I am the new owner of a PolySix, bought recently from a major auction 
> site. Think I have dealt with the battery damage, and have ordered new 
> tact switches from Mouser, but the keyboard rubber domes seem to be a 
> problem.   Only about 1/4 of the keys work.   Cleaning the pcb and the 
> rubber domes (lightly) with IPA didn't seem to do much. The pattern is 
> not regular, and I have checked the resistance at the connector using 
> the diode position of my meter.   The keys that work are low, and the 
> other ones are much higher.   I have read good and bad things about 
> CaiKote, and the other products, such as the stuff for repairing rear 
> window defrosters, or the Circuit Works pen.   I am wondering if 
> anyone has any long-term experience with these solutions.
>
> The problem with all of them seems to be that it's hard to get 
> something to stick to the rubber, and it flakes off eventually.   Is 
> there one of these that will
>
> fix a keyboard long-term?  Thanks.   Looking forward to reading lots 
> of posts here and learning about my PolySix.   Any chance some 
> replacement key contact strips for a newer keyboard could be adapted 
> to the PolySix?
>
>
> Bob
>
>
>
>
> 


-- 
Tubbutec
Tobias M�nzer
http://tubbutec.de
mail@tubbutec.de