TITLE: Realtek High-Definition Audio Driver VERSION: 22.214.171.12423 Rev. C DESCRIPTION: This package provides the Realtek High-Definition Audio Driver for the supported desktop models and operating systems. NOTE: Refer to the Prerequisites section for important information regarding the installation of this driver. Users creating their own disk images must first install the Microsoft Universal Audio Architecture (UAA) driver before installing the Realtek driver. The Microsoft UAA driver provides the necessary support for the high-definition (HD) audio bus used by the Realtek HD audio CODEC. Users who are upgrading to this newer driver on an existing system, should ensure that the UAA driver is already installed on their system. The UAA driver may be listed on the system as the "High Definition Audio Driver Package." PURPOSE: Routine SOFTPAQ NUMBER: SP36372 SUPERSEDES: SP34554 EFFECTIVE DATE: December 12, 2007 CATEGORY: Driver - Audio SSM SUPPORTED: No PRODUCT TYPE(S): Desktops HARDWARE PRODUCT MODEL(S): HP Compaq dx7400 Microtower PC: All Models HP Compaq dx7400 Small Form Factor: All Models HP Compaq dx7408 Microtower PC: All Models SOFTWARE PRODUCT(S): None DEVICES SUPPORTED: Intel High Definition Audio via Realtek Codec Realtek High Definition Audio OPERATING SYSTEM(S): Microsoft Windows 2000 Microsoft Windows XP Home Edition Microsoft Windows XP Professional LANGUAGE(S): Global ENHANCEMENTS: - Adds support for new HP desktop models. PREREQUISITES: - The Microsoft Universal Audio Architecture (UAA) driver must be installed before installing the driver in this SoftPaq. NOTE: There are separate UAA drivers for different versions of the operating system. For example, the Microsoft Windows 2000, Microsoft Windows XP with Service Pack 1, and Microsoft Windows XP with Service Pack 2 Operating Systems each have a different UAA driver. The UAA drivers are available from Microsoft, or are also available from HP as SoftPaqs: - SoftPaq Number SP30628 (or later) contains the UAA driver for Microsoft Windows 2000. - SoftPaq Number SP30739 (or later) contains the UAA driver for Microsoft Windows XP with Service Pack 1 (SP1). - SoftPaq Number SP30301 (or later) contains the UAA driver for Microsoft Windows XP with Service Pack 2 (SP2). INSTALLATION INSTRUCTIONS: 1. Download the SoftPaq .EXE file to a directory on your hard drive. 2. Execute the downloaded file and follow the on-screen instructions. Copyright (c) 2007 Hewlett-Packard Development Company, L.P.