This package has been approved for use with the following systems:

• 3000 K100 (type 5301)
• 3000 J110 (type 7393, 7394, 7395, 7396, 7397, 7398)
• 3000 J115 (type 7387, 7388, 7389, 7390, 7391, 7392)
• ThinkCentre A53 (type 8701, 8702, 8970, 8973, 8980, 8983, 8992, 8995, 9276, 9277, 9286, 9287, 9378, 9387, 9628, 9635)
• ThinkCentre A55 (type 8705, 8706, 8972, 8975, 8982, 8985, 8994, 9265, 9636, 9638, 9640, 9641)
• ThinkCentre A60 (type 8013, 8700, 8976, 8979, 8986, 8991, 9266, 9269, 9282, 9283, 9374, 9383, 9384, 9631, 9646, 9647, 9694, 9695)
• ThinkCentre M55e (type 6490, 6491, 9278, 9279, 9288, 9379, 9380, 9389, 9632, 9637, 9642, 9643, 9644, 9645, 9648, 9649)

If you are installing this driver on a system where the factory installed preload has been removed and a shrink wrap copy of Windows 2000 or XP has been installed, the Universal Audio Architecture High Definition Audio Class Driver (KB888111US) must be installed first.

1. See Microsoft Knowledge Base Articles 835221 and 888111.
2. Call our Support Center to obtain the QFE patch.

   Support phone numbers

3. Install the QFE patch then continue with the installation of this audio driver.

1. Click the file link to download the file from the Web page.
2. When prompted, select a drive and directory in which to save the downloaded file.

1. Click Start, select Find or Search, then click Files and folders.
2. Type q4aud20us13.exe in the search field, then click Find Now. This will locate the file you just downloaded.
3. Double-click the q4aud20us13.exe icon.
4. Read the license agreement.
5. Click I accept the terms in the license agreement.
6. Click Next.
7. Ensure that "Save files in folder" is set to C:\SWTOOLS\DRIVERS\Audio\q4aud20us13.
8. Click Next. The necessary files will be extracted to your hard drive.
9. Click Finish.

1. Click Start, then click Run.
2. Type C:\SWTOOLS\DRIVERS\Audio\q4aud20us13\setup.exe, then click OK.
3. Follow the onscreen prompts to complete the installation. Shutdown and restart your system when the installation is complete.