Citizen Systems iDP-3550 - Manual (Page 90)

FS
[Function] Driving command B for drawer-1
[Code] <1C>H
[Outline] This command drives the drawer connector no. 2 pin under the condition set with the
n1 n2 command.
SUB
[Function] Driving command for drawer-2
[Code] <1A>H
[Outline] As soon as this command is received, the drawer connector no. 5 pin is driven. The power-
on time is 200 ms ON and 200 ms OFF stationary. The drawers 1 and 2 cannot be driven
simultaneously.
RS
[Function] Buzzer-on
[Code] <1E>H
[Outline] This command emits a short warning sound from the printer.