File Name: qtb-ifk_ug.pdf Document Version: UG-QTB-IFK-E-B-111014 File Size: 1.1 MB Description: English user's guide for the Thunderbolt interface kit for Sonnet's Qio, Qio CF4, and Qio E3 pro media readers.
Check the bottom of the Qio for the serial number.
This can occur on some Qio units with a serial number begins with A, B, or C. Contact Sonnet support for more information.