Starting The Memory Switch Setup Mode; Ending Memory Switch Setting Mode - Epson U220B - TM Two-color Dot-matrix Printer Technical Reference Manual

3.4.4.1 Starting the memory switch setup mode

Use the following procedure to start the memory switch setup mode.
1. Open the roll paper cover.
2. Turn the power on while pressing the paper FEED button.
3. Press the FEED button twice while POWER, ERROR, and PAPER OUT LEDs are lit.
4. Close the cover. The printer prints the enabled settings of the memory switches and
instructions.
5. Follow the instructions to process the switch setup.
Note:
In the memory switch setup, the paper out LED may be flashing. The flashing time indicates "The times of
FEED button is pressed before the roll paper cover is closed."

3.4.4.2 Ending memory switch setting mode

Once the setting is performed, the contents of the setting are stored. Then the printer initializes.
When initialization is finished, the printer returns to normal operating mode.
3-22 Setup Rev. D