Home › Forums › Product Discussion & Questions › BeoSound › Beosound 5 / Beomaster 5: Sound menu missing?
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Guy.
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8 October 2025 at 09:16 #70212
Peter Albrechtsen
BRONZE MemberI recently bought a Beosound 5 / Beomaster 5 system used. It works, but I am missing the Sound menu, I hope I can get help in this forum.
I have tried everything I think. Been in the Customer Configuration Menu, Service Configuration Menu and in Service Menu.
Audiomaster is set to Option 1.
I think the latest versions of software are installed
BS5 SW version 7.04.01.1945
Main firmware: 1.38a
Boot firmware 0.04aDoes anyone have a suggestion for what to do?
Best regards
PeterMy B&O Icons:
8 October 2025 at 14:46 #70223 Guy
ModeratorHi Peter and welcome to Beoworld!
I see in the manual that the SOUND menu disappears when the Audiomaster is in A.OPT 0.
Are speakers connected? I am not sure whether the BM5 defaults to A.OPT 0 if no speakers are connected (like BS9000). Try connecting powerlink speakers.
Alternatively, have you tired all the other A.OPTs of 1, 2, 5 and 6?
Is the BM connected to anything else by Masterlink? If so, try disconnecting and re-set the A.OPT.
EDIT: And I think that the A.OPT has to be set in both the BeoSound and the Beomaster. If you haven’t already got a copy, search for the ‘BeoSound 5 Installation Manual’ and lave a look at pages 20/21.
Location: Warwickshire, UK
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8 October 2025 at 23:33 #70238Peter Albrechtsen
BRONZE MemberHi Guy,
Thanks for your reply.
The system is set up as a stand-alone system, with speakers connected to the power-link connectors, however the speakers are not B&O but work similarly. I don’t think this could cause the issue.
Set-up exactly as system 1, shown on page 6 of the BeoMaster 5 BeoSound 5 Installation Guide.AudioMaster is set to: YES
AM Option is set to 1AM Option 0 (speakers turn off), 2, 5 and 6 has been tried but does not bring up the Sound menu.
In BeoMaster 5 BeoSound 5 Installation Guide, page 25, is shown how to set speakers, a sub item in the sound menu – this does not bring up the SOUND menu either.
Issue still unresolved.
Best regards
PeterMy B&O Icons:
9 October 2025 at 11:19 #70242 Guy
ModeratorThe system is set up as a stand-alone system, with speakers connected to the power-link connectors, however the speakers are not B&O but work similarly. I don’t think this could cause the issue.
I think this could still be worth further investigation.
Have a look at this post/thread – shows that a resistor between PL pins 2 and 4 is required to act as ‘speaker sense’: https://forum.beoworld.org/forums/topic/powerlink-speaker-sense-plug-wiring/#post-52035
This thread refers specifically to BS/BM5: https://forum.beoworld.org/forums/topic/beosound-5-beomaster-5-non-bo-amp/
As mentioned ain the above link, Steve at Sound Heavenly produces a speaker sense plug to put in the spare PL socket in such setups (usually BS9000): https://soundsheavenly.com/products/beosound-9000-and-beosystem-9000c-speaker-sense-adapter-gives-remote-control-functions-when-no-speakers-are-connected
Other than that I have run out of ideas – perhaps another forum member with a BS5 can comment, or check the behaviour of their system.
Location: Warwickshire, UK
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9 October 2025 at 19:27 #70263 TignumGOLD MemberHello Peter, hello Guy,
I am a proud BS5/BM5 owner, using it in Option 0, no PowerLink speakers attached. I did put it to Option 1 for testing your case Peter, and no SOUND menu appeared. I would indeed try, as Guy suggests, PowerLink speakers or Steve’s dummy plug.
Hope this helps, J.
Location: Netherlands
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10 October 2025 at 07:56 #70273Peter Albrechtsen
BRONZE MemberHi Tigum, Hi Guy,
That sounds very interesting. I’ll get a dummy plug made asap.
I’ll get back to you once I’ve tested it out.Best regards
PeterMy B&O Icons:
11 October 2025 at 18:27 #70317Peter Albrechtsen
BRONZE MemberHi Guy, Hi Tignum,
Voila 🙂
It works with a resistor between pins 2 and 4 of the PowerLink cable as described in the thread above.
The Sound menu now appears.
Thank you very much for your time and effort in helping with my question.Best regards
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11 October 2025 at 19:41 #70324 Guy
ModeratorGreat news! Thanks for coming back to let us know that it worked – I am sure the information will be useful for future B&O enthusiasts and Forum members 😀
Location: Warwickshire, UK
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