Toshiba B-SX4T Series Specification page 104

sss ------ sss: Data string to be printed (Omissible)
Max. 126 digits. However, it varies depending on the type of bar
code.
tt , tt , tt , ------. tt :
1 2 3 20
Link field No. (Omissible)
01 to 99 (1 to 99 can also be used.)
Up to 20 fields can be designated using commas.
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