1 Overview1-6 cm3521Compatible interfacesThe various interfaces that can be used to connect this printing system to acomputer are described below.Ethernet interfaceConnect when using this printing system as a network printer.Supports 10Base-T and 100Base-TX standards. In addition, the Ethernet in-terface supports the TCP/IP (LDP/LPR, peer-to-peer), IPX/SPX (NetWare),AppleTalk (EtherTalk).Parallel interface (optional)Connect when using this printing system as a local printer.A computer running Windows and an IEEE 1284 parallel cable are requiredfor connection. Use a parallel cable that uses a terminal with an Amphenol36-pin male connector.The parallel interface supports the compatible, nibble, and ECP modes.USB interface (optional)Connect when using this printing system as a network printer.The USB interface can be connected to a computer running Windows. AUSB cable is required for connection. Use a type A (4 pin, male) or type B (4pin, male) USB cable. A USB cable measuring 3 meters or less is recom-mended.The parallel and USB interfaces cannot be used simultaneously. You canswitch the interfaces in the administrator mode.