FX100 cannot detect device

Hi,

FX100 does not have a Q2686/7 internally, it has a Q2698 which is a different chipset and hence different USB drivers. You need to install the ones below.

http://source.sierrawireless.com/~/media/support_downloads/airprime/software/minicard/usbdriverinstaller_sl6_v3.8.9.0.ashx

Regards

Matt