|After installing a new level of Intel PRO/Wireless 2200BG Network miniPCI adapter hardware, an unknown device is found in Windows Device Manager.|
Any ThinkPad systems running Microsoft Windows 2000 or Windows XP with a new level of Intel PRO/Wireless 2200BG Network miniPCI adapter hardware may experience this symptom.
Download and install the latest Intel PRO/Wireless 2200BG Network Connection driver version 188.8.131.52 or later.
If you have driver version 8.x installed in your system, you will need to update your wireless adapter driver to version 184.108.40.206 or later to support the new RoHS compliant adapter card. Refer to Intel PRO/Wireless 2200BG Network Connection for further details, including how to determine the installed driver version and to perfom an uninstall of driver version 8.x prior to upgrading to this latest version.