This technical advisory notice is for the B404 (B Series SoM with EtherSIM for NORAM). Devices manufactured after June, 2022, will ship with Device OS 2.3.0.
This is a required update, and you will not be able to downgrade the devices to an earlier version due to a component change caused by supply chain constraints.
The following SKUs are affected:
|B404MEA||B Series LTE CAT-M1 (NorAm), [x1]||NORAM||GA|
|B404MTY||B Series LTE CAT-M1 (NorAm), Tray [x50]||NORAM||GA|
This does not affect the BRN404 (Boron with EtherSIM for NORAM), which will continue to ship with Device OS 2.2.0.
See Manufacturing Firmware Versions for more information.