Here is the commands to be used to update the board FW
First you have to upload the firmware file CAA1580054_R5A.bin (see attached) to the /tmp directory of LIM 1, use winscp to do it, the file must be transfered as a binary adjust winscp correctly to avoid data corruption.
Once the file is copied, send the commands to update the board.
check what bpos the TLU83 is placed and replace it in the commands.
board_sw -load -bpos xx-x-xx -file /tmp/CAA1580054_R5A.bin
board_sw -activate -bpos xx-x-xx
board_sw -confirm -bpos xx-x-xx