Epson TM-T20II-i Technical Reference Manual page 122

5
Press the Feed button for less than 1 second the number of times as shown
in the print result and then hold down for more than 1 second to select the
item to be set.
The specified value (option), currently set value, and initial value for the selected item are
printed.
6
Select the setting value by pressing the Feed button for less than 1 second
the corresponding number of times and confirm it by holding down the
button for more than 1 second.
After the settings are saved, the Software Setting Mode guidance is printed and Paper LED
flashes.
For some items, item selection continues before printing the values.
For details on the setting items, see
7
To exit the Software Setting Mode, turn off the printer, or select "Exit" to return
to the mode selection guidance and then select "Exit and Reboot Printer".
 To select the item No. "0", keep pressing the Feed button until the printer starts printing.
 If the button is pressed the number of times that is not shown on the guidance, the operation
122
"Setting Items for Software Setting Mode" on page
is invalid and the same guidance is printed.
142.