Copied from Realtek Homepage:

Driver Package R2.15

Realtek HD Audio Driver support all of Realtek HD Audio Codec in WinXP/Win2000/Win2003.

Windows 2000/XP WHQL Supporting: ALC880, ALC882, ALC883, ALC885, ALC888, ALC889, ALC861VC, ALC861VD, ALC660, ALC662, ALC663, ALC665, ALC260, ALC262, ALC267,ALC268, ALC269, ALC272, ALC273, ALC887

HDMI Device WHQL Support: ATI HDMI Devices

OS Supporting: Microsoft Windows XP, Windows 2000 x86/x64

Pack with Microsoft High Definition Audio UAAV1.0a(5013)


Driver version:

Windows 2000/XP/2003: 5.10.0.5783



Driver Installation/Removal Procedure For Realtek High Definition Audio Codec:
=================================================================================

>

---------------------------------------
Setup Driver at first time:
---------------------------------------
Windows 2000 , XP :
Step 1. Before installing the Realtek HD Audio Drivers, Press the
        [Cancel] button if Windows detect the Multimedia Audio device. 
          
Step 2. Run the setup.exe program to start the installation. 
  
Step 3. Click on [Next/OK/Go] to continue the procedure. If the Windows popup 
        "Digital Signature Not Found" message, press [Yes] to continue the 
        installation.
        
Step 4. Finally, select to restart the system and press [Finish] to complete
        the installation. 

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Update Driver:
--------------------------
Windows 2000 , XP :
Step 1. Follow Step 2,3,4 described in [Setup at first time] above to complete
        the procedure.

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Remove Driver:
--------------------------
Windows 2000 , XP :
Step 1. Go to StartSettingsControl Panel.

Step 2. Select [Add/Remove Programs] icon.

Step 3. Select "Realtek HD Audio Drivers" and press [Change/Remove]
        button.

Step 4. Click on [Next/OK/Go] to finish the uninstallation.        

Step 5. At the end of the procedure, select to restart the system and press
        [Finish] to complete the uninstallation.


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Silent Installation:
--------------------

Run "Setup.exe /s /f2 /z[-rp]"
i.e. setup.exe /s /f2c:mylog.log /z[-rpC:RHDSetup.log]

--------------------
Silent Uninstallation:
--------------------

Run "Setup.exe /removeonly /s /f1 /f2 /z[-rp]"
i.e. setup.exe /removeonly /s /f1C:AudioDriverUSetup.iss /f2c:mylog.log /z[-rpC:RHDSetup.log]


Note: 1. Please update Directx version to DirectX8.1 or above.



Changelog:

Add/Fix

1.) Driver :

Customizations.

Change Creative components for the certain customers.


2.) Package :

Change Japanese language on finish Dialog of installation.

Fix DCC uninstalled issue. Both MSI and GUID uninstallation procedure supported.