Citizen iDP-3550 User Manual page 61

ESC "C" n
[Function] Setting the page length
[Code] <1B>H <43>H n
[Range] 1 n 127
[Outline] Sets the 1-page length to n-lines.
ESC "N" n
[Function] Specifying the perforation skip
[Code] <1B>H <4E>H n
[Range] 1 n 126
[Outline] This command feeds (skips) the lines specified with n without printing. However, you
cannot specify beyond the length of one page.
ESC "O"
[Function] Canceling the perforation skip
[Code] <1B>H <4F>H
[Outline] This command cancels perforation skipping operation.