Try the Unknown Device Identifier tool here: http://www.freewindows.dk/
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Browse All TopicsI have a lenovo T61, I have 3 unknown devices in my device manager that I can not figure out what peice of hardware it is. It is called a "Unknown System Based Device" I have tried looking through the Lenovo site and tried different driver, but to no avail. Is there any way to determine what type of device this is?
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Try the Unknown Device Identifier tool here: http://www.freewindows.dk/
You have this problem because you downgraded from Vista to XP? If this is so you can take comfort in knowing that you are not alone. Fortunately, one kind soul has gone to the trouble of creating a set of instructions in excruciating detail specifically aimed at your computer.
http://forum.notebookrevie
For the three base system drives, just install
http://www-307.ibm.com/pc/
It was suggested in another forum by user "stuyboy". This worked for us.
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by: phototropicPosted on 2007-12-04 at 16:21:11ID: 20408019
Sure. Start - programs - accessories - system tools - system information. Click on "components" and then expand "problem devices". This will identify your devices. Look at the PNP Device ID line of each entry. Note down the VEN/DEV numbers (4 digits long) and look them up here:
www.pcidatabase.com
Look for drivers for the identified chips at the manufacturer's website.