i have resoldered dry joints on sound board and reseated the IC's.
still the same ,this one has got me
Iam trying to think back what i did. changed a LM323K 5v without the bolt which makes the 3 connections i only had 2
yes U1 is getting very hot. only this one. yes, every thing else works.
i remember once when fixing my adams and the screw driver bridge across a coil lug and a switch lug and cooked the switch matrix chip.
have i done something like this?

thank for all your help

Ace.