USB Interface Board M148E UB-U03II for EPSON TM-U220 TM-J7500 TM-J7600 TM-T88V
Install the appropriate device driver for the TM-U01III, TM-U02III, or TM-U03II. Attach the other end of the USB cable to the USB port on the host computer. If the printer allows setting the I/F pin 31 reset signal, set it to "Enabled.".