Function LED
Display
Description Notes
Bootloader
Status
Bootloader Error Active Refer to Bootloader Errors
UU Processor firmware is updating
E1
and Ethernet port, replace hardware
Bootloader
Errors
E2 Boot Error
Upgrade Error Re-attempt firmware update
E4 Re-attempt firmware update
E5 Re-attempt firmware update
E6
E7
programmed
c.
the A4M and restore all connections.