Dymo LABELWRITER SE450 Technical Reference page 72

Configuration Menu
10. When you are finished, unplug the printer.
The next time you connect power to the printer the changes you made will be in effect.
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B4 Set 14,400 Baud
B5 Set 19,200 Baud
B6 Set 28,800 Baud
B7 Set 38,400 Baud
B8 Set 57,600 Baud
B9 Set 115,200 Baud
F? Display Default Feed Length
Fnnnn Set default feed length
X? Display XON/XOFF inhibit status
X0 Send XON/XOFF
X1 Inhibit XON/XOFF
C? Display Caret (^) Status
C0 Disable Caret Command
C1 Enable Caret Command
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