iDP3420/3421/3423 User’sMa nual
63 CITIZEN
ESC "−"n
[Function] Specifying/Canceling the unde rline
[Code] <1B>H <2D>H n
[Outline] This command selects/deselects an underline. The underline is selected at n = 1 and
deselecteda t n = 0.
Thespa ce by the horizontal tab is not underlined .
ESC "4"
[Function] Specifyingthe red print
[Code] <1B>H <34>H
[Outline] This command prints its subsequent data in red. This command remains valid until the red
print deselection command is entered. Redand black characters cannot be mixed in one
line.
ESC "5"
[Function] Cancelingther edp rint
[Code] <1B>H <35>H
[Outline] This commanddeselects red print.