yamaha ax 396

[peter6464]

hi need help got hold of an old yamaha ax 396 nice item but cant get any audio from the left channel
all connected ok but nothing on left
with volume on full can get bleed from right channel on left with balance on full left
opened it up all looks ok didnt see swollen items or any discharge on the boards
please help
thanks in advance 😕

 

[JonSnell Electronic]

One thing at a time.
Connect the negative sides of C508 and C512 together. That forces both amplifiers into mono. If you then have good signal through both left and right, the amplifiers are OK.

 

[peter6464]

new guy

ok im new to this how do i find those parts i have fiddled around and got feedback to both channels
for audio i only have bleed over from right channel on the left side on full power