Quote:
Originally Posted by pac.attack76
Ok, will do. It might be loose because tapping on it corrects it temporarily.
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Yep, most likely bad solder on the transistors/IC due to heat and age. On old solder particularly, it's helpful to add some flux to the crusty joints, flood with fresh solder, then wick all the old solder off. Clean the board, add a bit more flux, resolder transistors/IC, then clean the flux.
John