Marshall code 50


Dear marshall.

After software update i have a klik in master volume. When sound is louder the klik also .can you help  .can i put back the software update . Do hou have any idee . Ron graber 


asked 07 Jan 2020 at 07:34 PM

Mc Graber
Answers: 1


Hi Ron,

Thank you for your message, there is no way to put back the Firmware, its not something we have come across before, could you please send a sound clip to


Marshall Support

answered 08 Jan 2020 at 10:19 AM

Daar marshall.
Yes i wil do. Next week when i am at home i wil do that.
Thanks Ron graber
- Mc Graber 11 Jan 2020 at 01:52 PM
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