Help Me Choose An Epson Printer Interface

Identify Printer Interfaces

Printer Side
(USB Interface)
USB
(images: Serial/RS232 on the left;USB on the right)

Tips to Identify USB Interface:

  • USB is the most commonly used interface
  • USB has a square shaped connection with 2 rounded corners
  • The USB root symbol looks like a tree with 2 branches coming from the sides
(RS232 / Serial Interface + USB Interface)
Serial or RS232
(images: Serial/RS232 on the left;USB on the right)

Tips to Identify RS232 Interface:

  • Serial + USB interface is the most common kit configuration
  • Serial interface has 25 pinholes on printer side (13 on one row and 12 on the second row)
  • Serial has 2 screwholes on the sides of the connector
  • Serial is also called a "RS232" interface. Sometimes "RS232" is written on the face of the connector
  • For Epson serial/RS232 interfaces a white label with "S01" can be written on the interface
(Ethernet / LAN Interface + USB Interface)
Ethernet / RJ45 Connection
(images: Ethernet on the left;USB on the right)

Tips to Identify Ethernet Interface:

  • Ethernet + USB interface is the second most common kit configuration
  • Ethernet connector has a square shapedwith two LEDs on top or bottom
  • Connector will often say "10/100/1000" which refers to the data transfer speed of the connection (10Mbits, 100Mbits,1000Mbits)
  • Looks similar to a phone jack connection but noticabely wider.
  • For Epson Ethernet interfaces a white label with "E02" or "E03" can be written on the interface
  • USB interface on Ethernet kits will sometimes have a metal panel covering the USB port which can be removed with a Phillips screw driver
(Parallel / Centronics Parallel Interface + USB Interface)
Parallel
(images: Parallel on the left;USB on the right)

Tips to Identify Parallel Interface:

  • Parallel connector has 36 teeth/pins on printer side (18 on one row and 18 on the second row)
  • Parallel has swinging clips or "butterfly" clips on the sides of the connector
  • Parallel is often called a "Centronics Parallel" interface.
  • Connector for parallel looks like a long rectangular "smile".
  • For Epson parallel interfaces a white label with "PO2 II" can be written on the interface