TAN008 - B404 Manufacturing Firmware 2.3.0

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:

SKU Description Region Lifecycle
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.