Driver Details

Conexant High-Definition Audio CX20672-21Z Driver

This package provides the driver for Conexant High Definition Audio CX20672-21Z and is supported on Vostro 3x60 series, Inspiron 7x20 series and 5x20 series that are running following Windows Operating system: Windows 7.

Fixes & Enhancements

- Not Applicable

- Supported Dell Software Update Package.


Version, A04



Release date

15 Mar 2013

Last Updated

02 Sep 2013



Available formats

File Format:Update Package for Microsoft® Windows®
File Name:Audio_Driver_869X0_WN_8.54.40.0_A04.EXE
Download Type:HTTP
File Size: 124MB
Format DescriptionDell Update Packages (DUP) in Microsoft Windows 32bit format have been designed to run on Microsoft Windows 64bit Operating Systems. Dell Update Packages (DUP) in Microsoft Windows 64bit format will only run on Microsoft Windows 64bit Operating Systems. When selecting a device driver update be sure to select the one that is appropriate for your operating system.
To ensure the integrity of your download, please verify the checksum value.

By downloading, you accept the terms of the Dell Software License Agreement.

Supported Operating Systems

Windows 7, 32-bit
Windows 7, 64-bit

Applies to

Conexant Audio CX20672-21Z
Conexant Smart Audio CX20672-21Z

Installation instructions

Dell Update Package (DUP) Instructions


1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.


1. Browse to the location where you downloaded the file and double-click the new file.
2. Read over the release information presented in the dialog window.
3. Download and install any prerequisites identified in the dialog window before proceeding.
4. Click the Install button.
5. Follow the remaining prompts to perform the update.
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Video Tutorials

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Drivers help and tutorials

Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS/Firmware or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

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Learn more
This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details
Dell recommends the customer review specifics about the update to determine if it applies to your system. The update contains changes that impact only certain configurations, or provides new features that may/may not apply to your environment.