Discussion about the Korg PolySix synthesizer

That sounds like it could be an address line to the RAM chip not working.
If each patch is 8 bytes, or 16 bytes, and is stored on an address 
boundary.   Check the RAM address line connections to the CPU.
You will need to remove the battery for this.




________________________________
 From: "zc40@hotmail.com" <zc40@hotmail.com>
To: PolySix@yahoogroups.com 
Sent: Monday, March 3, 2014 10:57 AM
Subject: [PolySix] RE: Hello . :) problems my p6 , Speedpmw & release mode manual  . Help .
 


  
Hey guys, I got repairer pmw speed and also the adsr failure. 
It was this morning. 

 

pmw on speed, I found that there was no connective ic 15 pin 7, Vr4 & r65. Damaged circuit tracks. 
repaired 

About the ADSR. Also the tracks were you damage. :.. (In KLM 369 there was no connection between positive part of CN 201 positive and p10. 
repaired 

- Now there is only a fault in the memory bank, the preset 1 and 2 thereof, 3 and 4 are equal, 5 and 6 are equal. It is strange.