HP DMXTM 400/430 Operator's Manual page 72

The example shown below prints out a Code 3 of 9 bar code with a
wide to narrow bar ratio of 3:1 and can be used to print any of the bar
codes shown in Appendix C by altering the example's fields.
<STX>L<CR>
D11<CR>
1A93040001501000123456789<CR>
121100000000100Barcode A<CR>
E
<STX>L Syntax L on line 1 is used to enter the label formatting
mode.
62
Printing Labels
Figure 4-2 Example line 3
Figure 4-3 Example line 4
DMX 400/430 Operator's Manual