BBB MARK-B 1 User Manual page 56

9. Error Messages
9-2. Error pop-ups
Error Pop-ups Description and Measure
USB Device Connection Error
The alert pops up when USB is removed or
disconnected during software update.
Pops up when firmware update failed.
Repetitive update failure
Pops up when firmware update failed more than 3
times.
Low battery during software update
Pops up upon touching 'Update' when battery level is
15% or lower.