Sony Support

Realtek High Definition Audio Driver Update (Windows 8.1 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:

  • SVF14N21CXB
  • SVF14N21CXP
  • SVF14N21CXS
  • SVF14N23CLB
  • SVF14N23CXB
  • SVF14N23CXP
  • SVF14N23CXS
  • SVF14N25CDS
  • SVF14N25CLB
  • SVF14N25CXB
  • SVF14N290S
  • SVF14N290X
  • SVF14N2APXB
  • SVF14N2APXS
  • SVF15N25CDB
  • SVF15N25CXB
  • SVF15N25CXS
  • SVF15N26CXB
  • SVF15N27CDB
  • SVF15N27CLS
  • SVF15N28PXB
  • SVF15N290S
  • SVF15N290X
  • SVF15N29CLS
  • SVF15N2ACXB

About this download

Benefits and improvements

This utillity installs an updated version of the Realtek® High Definition Audio driver and provides the following benefits:
  • Resolves an issue with no sound when playing content using the VAIO® Home Network Video Player
  • Improves audio performance

System Requirements

Operating Systems

  • Windows® 8.1 64-bit

File Info

File Name

  • EP0000601035.exe

File Version

  • 6.0.1.7101

File Size

  • 159.00 MB

Release Date

  • 04-17-2014

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 EP0000601035.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 EP0000601035.exe file to begin the installation.
  4. At the "User Account Control" screen, click "Yes".
  5. Follow the on-screen instructions.
  6. Restart the computer.

After the computer restarts, the installation of the Realtek High Definition Audio Driver Update is complete.