Using The Epsonnamer To Name Your Printer - Epson MACLQ (EpsonTalk I/F for LQ Printers User Manual

Chapter 3: Installing EPSON Print!
3. Close the Chooser.

Using the EpsonNamer to name your printer

You must now use the EpsonNamer to assign your printer as a
LocalTalk device.
1. Display the contents of your hard disk.
2. Double click on the EpsonNamer icon (you should have
previously copied it to a folder on your hard disk).
The following dialog box appears. Epson is the default name
for the Interface Card for LocalTalk installed in a dot-matrix
printer.