That was exactly why I changed out all the trim pots. They've been sitting in the same position for the past 20 years, and now we come along and start adjusting them.
You might also look for dry joints on the board. I had one on mine that caused one of the adjustments to jump all over the place. The solder joints between the main board and the upright daughter boards can cause problems as well.
Lee.
You might also look for dry joints on the board. I had one on mine that caused one of the adjustments to jump all over the place. The solder joints between the main board and the upright daughter boards can cause problems as well.
Lee.