![All the bars of this marantz EQ551 audio equalizer are up. The audio plays but none of the audio is actually changed. what can i do to fix this? : r/vintageaudio All the bars of this marantz EQ551 audio equalizer are up. The audio plays but none of the audio is actually changed. what can i do to fix this? : r/vintageaudio](https://preview.redd.it/wgrb0up3xv391.jpg?auto=webp&s=43865be7954a7e663857396b79257842e219d753)
All the bars of this marantz EQ551 audio equalizer are up. The audio plays but none of the audio is actually changed. what can i do to fix this? : r/vintageaudio
![Not Fully Working, Marantz Stereo, Receiver, Tuner, Equalizer, High End Stereo, Sound, Digital, Synthesized Tuner ST 530, PM-730, RC-430 - Etsy Sweden Not Fully Working, Marantz Stereo, Receiver, Tuner, Equalizer, High End Stereo, Sound, Digital, Synthesized Tuner ST 530, PM-730, RC-430 - Etsy Sweden](https://i.etsystatic.com/6489560/r/il/f76565/2190411502/il_570xN.2190411502_iqj7.jpg)
Not Fully Working, Marantz Stereo, Receiver, Tuner, Equalizer, High End Stereo, Sound, Digital, Synthesized Tuner ST 530, PM-730, RC-430 - Etsy Sweden
![Vintage Marantz EQ-20 Graphic Equalizer. $350. | Other Audio | Gumtree Australia Darebin Area - Reservoir | 1320015780 Vintage Marantz EQ-20 Graphic Equalizer. $350. | Other Audio | Gumtree Australia Darebin Area - Reservoir | 1320015780](https://gumtreeau-res.cloudinary.com/image/private/t_$_75/gumtree/a978ba43-4663-4887-a151-c7b96873a838.jpg)