in advance im sorry im a newbee
im having the same problem as cwelty
just a question q6 and q7 are those the 2 from the previous picture in the yellow square
and again sorry im new to this im just trying to do this for fun
If there are no shorted output transistors and no output transistors with broken legs, the most common fault for amps using this driver board is the failure of the two transistors in the yellow rectangle.