I didn't say it was. Which is why I said if he had any problems he could post his printer model to get more help.
The info about the ^ was just an example of annoying undocumented (at least, in what I had read) string issues that occurred when I was trying to build the proper string commands. I even contacted AB Tech Connect at the time trying to trouble shoot why the ^ character wasn't being written by the Ascii Write command (had it hooked up to a PC with Hyperterminal running). This site ended up having the answer for me after two days of looking elsewhere.