Information and Instructions about this download file
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File Description: SigmaTel Audio Driver
Version: 5.10.4487
Operating System: Microsoft(r) Windows(r) XP
Part Number: SigmaTel4487
Date: 04/27/2005
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Table of Contents
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Overview
Identification
Installation
Removal 		
Troubleshooting
Reason for Update
Applicable Part Numbers
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Overview

This document describes the steps necessary to install the SigmaTel audio driver for the Gateway Big Lake motherboard.


Identification

To confirm that this is the correct chipset driver for your desktop computer, follow these steps:

If the computer is turned off:

1.  Turn on the computer.  On your keyboard, repeatedly press the F1 key to enter the BIOS Setup Utility.

2.  In the BIOS Setup Utility, on the Main tab, look for the BIOS version line.  The version needs to be 
PB94510J.15A.xxxx.xxxx.xxxx.xxxx (where x = variable characters, identifying the version of BIOS currently loaded).  The BIOS prefix PB94510J (Biglake) is constant and specifically identifies the correct motherboard.

3.  If the BIOS prefix is PB94510J, this is the correct driver for your computer.  Press the F10 key to exit the BIOS Setup Utility.

If the computer is turned on and in Windows:

1.  From the Start menu, click Shut Down.  In the Shut Down Windows dialog box, select Restart, and then click Yes.

2.  As soon as the computer restarts, on your keyboard, repeatedly press the F1 key to enter the BIOS Setup Utility.

3.  In the BIOS Setup Utility, on the Main tab, look for the BIOS version line.  The version needs to list PB94510J.xxx.xxxx.xxxx.xxxx.xxxx (where x = variable characters, identifying the version of BIOS currently loaded).  The BIOS prefix PB94510J (Biglake) is constant and specifically identifies the correct motherboard.

4.  If the BIOS prefix is PB94510J, this is the correct driver for your motherboard.  Press the F10 key to exit the BIOS Setup Utility.


Installation

1.  Download the file to the desktop.

2.  On the desktop, double-click the SigmaTel4487.exe file.  The needed files extract to the C:\Cabs\SigmaTel4487 folder.

3.  From the Start menu, click Run.

4.  In the Run dialog box, type: C:\Cabs\SigmaTel4487\Setup.exe.  Click OK.

5.  In the Installing SigmaTel Audio Driver & Applications Setup dialog box, click Next.

6.  If this is a fresh installation of Windows, a Restarting Windows dialog box displays.  Click Yes, I want to restart my computer now, and then click OK.  If not, or after restarting the computer, continue with step 7.

7.  After the installation is complete, in the Installing SigmaTel Audio Driver & Applications Setup dialog box, click Finish.


Removal

1.  From the Start menu, point to Settings, and then click Control Panel.

2.  In Control Panel, click the Add or Remove Programs icon.

3.  In the Add or Remove Programs window, click SigmaTel Audio Driver, and then click Remove.

4.  In the SigmaTel Audio Driver Setup dialog box, click Next.

5.  The dialog box prompts Do you want to completely remove the selected applications?  Click OK.

6.  In the SigmaTel Audio Driver Setup dialog box, click Finish.


Troubleshooting

If you have difficulty installing the new driver, download the file again, and then perform the installation steps.


Reason for Update

This is the initial release of the driver.


Applicable Part Numbers

Big Lake Motherboard: WMEOEMD945GBIG1, 2522337, 2522338, 2522339, 2522340, 2522341, 2522342, 2522343, 2522344