Sony Support

Marvell® Atheros® AR9285 Wireless Network Adapter Driver (Windows 7 32bit)

Applicable Models

IMPORTANT: This file is only for use with the models identified. Not all models are sold in all countries.

This information is for the following models:

  • VPCW120AL
  • VPCW121AD
  • VPCW121AX
  • VPCW160AB

About this download

Benefits and improvements

This utility installs the originally shipped version of the Marvell Atheros AR9285 Wireless Network Adapter driver.

System Requirements

Operating Systems

  • Windows® 7

File Info

File Name

  • EP0000550561.exe

File Version

  • 8.0.0.171

File Size

  • 4.08 Mb

Release Date

  • 09-30-2009

Before You Start


Important Notes

  • During the installation of this file, be sure that you are logged in as the Administrator or as a user with Administrative rights.
  • To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
  • It is highly recommended that you print out these instructions for use as a reference during the installation process.

Download & Install


Download and Installation Instructions

  1. To ensure that no other program interferes with the installation, save all work and close all other programs. The Taskbar should be clear of applications before proceeding.
  2. Download the EP0000550561.exe file to a temporary or download directory (please note this directory for reference).
  3. Go to the directory where the file was downloaded and double-click the EP0000550561.exe file to begin the installation.
  4. At the "User Account Control" window, click "Yes".
  5. At the "Atheros AR9285 Wireless Network Adapter" screen, click "Next".
  6. At the "License Agreement" dialog, read the agreement, then, if you agree, select "I Agree" to continue with the installation.
  7. At the "Finish" screen, click "Finish".
  8. If the "Program Compatibility Assistant" window appears, click on "This program installed correctly".

The installation of the Marvell® Atheros AR9285 Wireless Network Adapter is complete.