Bluetooth speaker connects to Raspberry Pi 4 but plays no sound

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Discussion Overview

The discussion revolves around troubleshooting audio output issues with a Bluetooth speaker connected to a Raspberry Pi 4. Participants explore potential causes and solutions related to driver installation and configuration settings.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested, Homework-related

Main Points Raised

  • One participant reports successful pairing of a Bluetooth speaker with the Raspberry Pi 4 but experiences no sound output when playing media.
  • Another participant suggests checking for proper driver installation on the Raspberry Pi as a first troubleshooting step.
  • A participant notes that Bluetooth earphones work without issue, indicating some components of the driver stack are functioning, but acknowledges the possibility of missing specific modules for the speaker.
  • A later reply shares a solution found online involving adding the user to the Bluetooth group, which resolved the issue after a reboot.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the initial cause of the audio issue, but there is agreement that driver-related factors may be involved. The discussion includes multiple approaches to troubleshooting without a definitive resolution until the later solution is presented.

Contextual Notes

Some assumptions about driver requirements and configurations remain unverified, and the effectiveness of the suggested solutions may depend on specific setups or additional configurations not discussed.

Who May Find This Useful

Individuals working with Raspberry Pi and Bluetooth audio devices, particularly those facing similar connectivity or audio output issues.

Swamp Thing
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  • I am able to pair my Bluetooth speaker to my Raspberry Pi 4.
  • I am able to select it as the current audio output by right clicking on the "speaker" icon, top left of desktop.
  • Under "device profiles" the speaker's profile is shown as "High Fidelity Audio (A2DP Sink)".
  • But when I play any media, the speaker is silent.
  • Each time I press the volume up (+) key on the speaker, it plays the media for a short time (a fraction of a second).

Anything I can do to troubleshoot and fix this?
 
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I haven't done anything like this before but the first thing that I would do is check to see if you have a proper driver installed on the Pi.
 
Borg said:
I haven't done anything like this before but the first thing that I would do is check to see if you have a proper driver installed on the Pi.

At least some of the driver stack is installed and working properly, because I am able to use Bluetooth earphones (2 or 3 different makes) without any problem.

I could still be missing some specific module that is needed for the speaker, though. I am googling this problem. The suggestions I found so far haven't helped.
 

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