Notepad++

Remove first and last lines from BR330T_V1_06_02.scn
remove-first-and-last-line-from-scn-file

 

Replace these values with empty
S21400
S21401
S21402
S21403
S21404
S21405
S21406
S21407
S21408
S21409
S2140A
S2140B
S2140C
S2140D

replace-as-null.jpg


Select all and convert hex to ascii
select-all-and-do-hex-to-ascii.jpg

the-result-after-hex-ascii.jpg


Remote commands
cmds-found.jpg
https://i.ibb.co/Pc65DGV/cmds-found.jpg

Tests
test-found.jpg
https://i.ibb.co/JycDJg4/test-found.jpg