Sony Support

Atheros® AR9285 Wireless Network Adapter (Windows 7 64bit)

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:

  • VPCL231FX
  • VPCL232FX
  • VPCL233GX
  • VPCL234FX
  • VPCL235FD
  • VPCL235FL
  • VPCL235FX
  • VPCL236FX
  • VPCL237FD
  • VPCL237FX
  • VPCL2390X
  • VPCL23AFX
  • VPCL23BFX
  • VPCL23CFX
  • VPCL243FL
  • VPCL245FL

About this download

Benefits and improvements

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

This driver also resolves the yellow exclamation point error Device Manager Exclaimation Point Error that may appear in Device Manager next to "Network Controller" which indicates that a driver is not installed for that device.

System Requirements

Operating Systems

  • Windows® 7 64-bit

File Info

File Name

  • EP0000551318.exe

File Version

  • 9.2.0.427

File Size

  • 18.64 Mb

Release Date

  • 09-06-2011

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 EP0000551318.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 EP0000551318.exe file to begin the installation.
  4. At the "User Account Control" screen, click "Yes".
  5. If the "Select Language" screen appears, select the language you wish to use, and then click "OK".
  6. At the "Select Country" screen, select the country for this installation, and then click "Next".
  7. At the "Atheros AR9285 Wireless Network Adapter Ver. 9.2.0.427" screen, click "Next".
  8. At the "License Agreement" dialog, read the agreement, then, if you agree, click "I Agree" to continue the installation.
  9. At the "This system must be restarted to complete the installation" screen, click "OK" to restart the computer.

After the computer restarts, the installation of the Atheros AR9285 Wireless Network Adapter is complete.