Chapter 1 Product Overview Connectors All connectors are located on the lower rear of the printer. Available interface may vary depending on the model. 1 2 4 5 3 13 1 USB connector Connects the USB cable for connecting to a computer. 2 Serial interface Connects the serial cable for connecting to a computer. 3 Ethernet connector Connects the 10BASE-T/100BASE-TX Ethernet cable. 4 Drawer kick connector Connects the cash drawer or the optional external buzzer. "Connecting the Cash Drawer" on page 23 "Connecting the Optional External Buzzer" on page 25 5 Power supply connector Connects the AC cable.