Wireless Joint

Thanks, Didnywhorl for the quick reply. I will check the power spec.

It was fixed.
To wrap it up:
EM9191 with USB3M2-5GNANO-ADPT
1, Pull-up #20(1.35-2.1V) and #22(1.6-5.25V)
2, Install new drivers:
https://source.sierrawireless.com/resou ... t-release/

Thanks, Didneywhorl. You gave me the hints.