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USB Audio Issues on Dell Docks After Updating Firmware

Summary: USB Audio issues and distortion on Dell WD19, WD22TB4, and HD22Q series docks after updating to dock firmware revision 01.00.36.

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.
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Symptoms

Audio noise or audio distortion maybe experienced on some on audio devices with USB interface such as USB wired or USB wireless headsets. This occurs when running on Dell Dock WD19 and Dell Thunderbolt Dock WD22TB4 firmware version 1.0.36 and Dell Dual Charge Dock HD22Q firmware revision 1.0.15.

Affected Platforms:

  • Dell Dock WD19
  • Dell Dock - WD19S
  • Dell Performance Dock - WD19DC
  • Dell Performance Dock - WD19DCS
  • Dell Thunderbolt Dock - WD19TB
  • Dell Thunderbolt Dock - WD19TBS
  • Dell Thunderbolt Dock - WD22TB4
  • Dell Dual Charge Dock HD22Q

Cause

The USB hub modification in dock firmware version 01.00.36 had a side effect on USB Audio Devices connected to the dock. The buffer is not updated in time, and 4 bytes of redundant data is sent and cause audio noise or distortion.

Resolution

Updating the dock to firmware to version 01.00.44 or later resolves the issue. To download and install the firmware, reference How to Download and Install Dell Drivers.

Affected Products

Dell Dual Charge Dock HD22Q, Dell Dock WD19, Dell Performance Dock - WD19DC, Dell Performance Dock – WD19DCS, Dell Dock – WD19S, Dell Thunderbolt Dock - WD19TB, Dell Thunderbolt Dock – WD19TBS, Dell Thunderbolt Dock – WD22TB4
Article Properties
Article Number: 000224068
Article Type: Solution
Last Modified: 16 Jan 2025
Version:  2
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