Update: ActiveSync 4.x Troubleshooting Guide - General
A solution for the USB driver if you upgraded from ActiveSync 3.x to ActiveSync 4.x and cannot connect. The connection problem may be caused by the ActiveSync 3.x USB driver not being upgraded to the 4.x driver.
Chris De Herrera
Microsoft MVP - Mobile Devices & Tablet PC
http://www.pocketpcfaq.com- The most complete set of FAQs on Windows CE
http://www.tabletpctalk.com - Get the latest Tablet PC News
http://www.pocketpctalk.com - Get the latest Pocket PC News
http://www.mobilitytalk.com - Quickly view all the Pocket PC & Tablet PC News on one page