Epson Stylus 800 Series User Manual page 49

After you press the Alt button, the printer prints the current
default settings and the next instruction in the language you
selected. Wait until printing is finished, then go to the next step.
button until the Data, Paper Out, and Ink Out lights
indicate the appropriate selection.
For example, if you want to change the character table
setting, press the Alt button until the Data and Paper Out
lights are off and the Ink Out light is on.
As you move from setti,ng to setting, the Font lights turn on
indicated in the printed sample. The next page shows a
typical sample printout.
2-16 Using Other Printer Functions