Solved! Stereo receiver output terminals not working rca sub terminal is

[arctic_iceman699]

Technics av control stereo receiver modelsa-gx770 with 5.1 surround none of the speaker output terminals have power but the rca for the sub woofer is fine theres a discoloring around a spot on mother
board called driver ic stb can i fix it or bypass it

 

[americanaudiophile]

If the amp modules are blown I would say that it's time to get a new or new used receiver. Cost of getting replacements is probably more than it would cost to replace the receiver. That one is really dated so any used one with HDMI would be better.

 

[arctic_iceman699]

MERGED QUESTION
Question from arctic_iceman699 : "getting no noise from output of my av stereo receiver 5.1 surrond"

I have technics sa-gx770 av control stereo receiver output terminals giving off nothing but rca output to sub is fine. On motherboard there is some color distortion around an area callrd driver ic stb can i bypass it or repair it thank u for any input