20 Most Recent Mackie TH-12A Thump - Powered Loudspeakers with Tripods, Bag, and Cables Questions & Answers

Hello Redman, I sent you the link to download the service manual of model B112, it is quite similar
Check for possible false contacts
I hope you can solve the problem
Greetings Franco Dosil

Hola Redman, te envio el link para que descargues el service manual del modelo B112, es bastante similar
Revisa posibles falsos contactos
Espero puedas resolver el problema
Saludos Franco Dosil
https://elektrotanya.com/behringer_eurolive_b112d_sm.pdf/download.html http://www.uns.nu/pdf/Behringer_Speaker_B115D.pdf

Mackie Audio... | Answered on Jul 05, 2019

Sounds like an earthing problem , check your cables and make sure none of the cables have strands that could be shorting down to earth causing the buzz

Mackie Audio... | Answered on Jan 13, 2019

are you running a sub, daisy chained to it? are they connected to each, just have one, two, four? are you hooked up like in the pic?


Mackie Audio... | Answered on Jan 04, 2017


Mackie Audio... | Answered on Nov 09, 2016

Hi. Did you get diagnosis for this? Mine has developed the same fault...

Mackie Audio... | Answered on Aug 28, 2016

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