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Why are USB Drivers needed?
USB Drivers are needed to communicate with your system through Prism 2.
The USB Drivers are needed to communicate with your system through Prism 2 either by using a CommLink 5 or USB-Link 2. After downloading Prism 2, you will need to download the USB Driver files onto your computer's C:\ drive and then run the installation.
Instructions to Download and Install USB Drivers for All AAON Products
CAUTION: Make sure that a USB-Link 2, CommLink 5, or any other hardware is not plugged into your computer's USB ports while performing the USB driver installation.