2.1 Universal Serial Bus(USB Port)
Connect the printer with the standard usb cable(usb device types are
automatically) , once printer is connected with the PC, install the driver ,
then choose the corresponding port accordingly.
2.2
RJ45 Ethernet Port (10M/100M) (suitable for 80-III
type)
With this port, we can use the network cable and connect the computer
directly, communication and the port number is 9100;
2.3 RS232 Serial Port
RS-232 is developed according to the EIA standard asynchronous
transmission,
the specification as following:
•Data transmission: serial interface
•Synchronization: asynchronous
•Signal Level: +5.4V Serial RS232 Level,logic 1:-5.4v, logic 0: +5.4V
•Hardware Flow Control: Hardware