Citizen iDP-3550 User Manual page 120

ESC DC2 n1 n2
[Function] Deleting the download character, message, bit image
[Code] <1B>H <12>H n1 n2
[Range] 0 n1 3
0 n2
[Outline] This command deletes the downloaded characters, message, and bit image.
With n2, specify which data of the function specified with n1 should be deleted.
n2 = 0
n2 0
(Specify 0 at n1 = 0)
(1 n2 10 at n1 = 1)
(32 n2 224 at n1 = 2)
(Specify 0 at n1 = 3)
n1 Object Deleted
0 All(Message, characters, bit image)
1 Download message
2 Download characters
3 Download bit image
Deletes all the download function specified with n1.
Deletes the data downloaded at the value specified with n2 (Value specified
when saving with each download command), of the download function
specified with n1.