Epson EPL-6100 Reference Manual page 164

When the printer is connected with the optional interface card,
click AppleTalk.
3. Click the name of your printer, and then click OK.
When you select USB Port in the Remote Control Panel for
EPL-6100 dialog box:
When you select AppleTalk in the Remote Control Panel for
EPL-6100 dialog box:
Note:
AppleTalk Zones are displayed when the zone is set in the
network. Select the zone which the printer is connected. About
the zone which connected the printer, ask an administrator of
the network.
62 Using the Remote Control Panel Utility