Buzzing Noise From Left Speaker If Volume Is Set to 100 Percent in Ubuntu on Some Dell Pro Max Laptops

Summary: The left speaker has a buzzing noise when the volume is set to 100% in Ubuntu 24.04. This occurs on the Dell Pro Max 14 MC14250, Dell Pro Max 16 MC16250, Dell Pro Max 14 MC14255, and Dell Pro Max 16 MC16255. ...

This article applies to This article does not apply to This article is not tied to any specific product. Not all product versions are identified in this article.
Check out other resources

Symptoms

There is a buzzing noise through the left speaker when the volume output is set to 100%.

Affected Platforms:

  • Dell Pro Max 14 MC14250
  • Dell Pro Max 16 MC16250
  • Dell Pro Max 14 MC14255
  • Dell Pro Max 16 MC16255

Cause

The amp configuration parameter in the audio Codec driver causes an abnormal buzzing noise from the speaker.

Resolution

Ubuntu Online Upgrade Command:

  1. Connect to Internet and open Terminal by using the Ctrl + Alt +T combination key.
  2. Run command $ sudo apt update.
  3. Run command $ sudo apt upgrade -y.
  4. Restart the laptop.

Affected Products

Dell Pro Max 14 MC14250, Dell Pro Max 14 MC14255, Dell Pro Max 16 MC16250, Dell Pro Max 16 MC16255
Article Properties
Article Number: 000339624
Article Type: Solution
Last Modified: 18 Sept 2025
Version:  4
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.