From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040124
Description of problem:
This printer, albeit a old one, is still not supported under fedora.
It is compatible with some epson models, as is possible to use epson
drivers on it in windows environment.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1.Plug a citizen gsx 190
2.Try to install
3.It's not listed.
Actual Results: Nothing happens. The installation won't continue, as
there's no available driver
Expected Results: To have a option to choose citizen gsx 190 from the
Presumably you mean the list in redhat-config-printer -- that list
comes from foomatic. You might have more chance getting this sorted
out by discussing it with the people at www.linuxprinting.org
directly, since they may be able to help test things out.