Epson TM-U925 User Manual page 25

CAUTION:
Turn off the printer while removing the DIP switch cover to
prevent an electric short, which can damage the printer.
1. Make sure the printer is turned off.
2. Remove the screw from the DIP switch cover. Then take off the
DIP switch cover, as shown in the illustration below.
3. Set the switches using a pointed tool, such as tweezers or a
small screwdriver.
DSW DSW2
DSW1 DSW2
Setting Up the Printer 1-15