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Interface Specifications

USB interface
IEEE1394 Interface

Your printer is equipped with a USB interface, an IEEE1394 interface and an Ethernet interface.

USB interface

The printer's built-in USB interface is based on the standards specified in the Universal Serial Bus Specifications Revision 2.0, the Universal Serial Bus Specification Revision 1.1, and the Universal Serial Bus Device Class Definition for Printing Devices Version 1.1. This interface has the following characteristics.

Standard

Based on Universal Serial Bus Specifications Revision 2.0, Universal Serial Bus Specification Revision 1.1, Universal Serial Bus Device Class Definition for Printing Devices Version 1.1

Bit rate

480 Mbps (High Speed Mode)
12 Mbps (Full Speed Device)

Data encoding

NRZI

Adaptable connector

USB Series B

Recommended cable length

5 meters (5.5 yard)

Note:
Only computer equipped with a USB connector and running Windows XP, Me, 98, 2000, or Mac OS 9.x to X.10.x support the USB interface.


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IEEE1394 Interface

The IEEE 1394 interface has the following characteristics.

Basic specifications

Data transfer method

Half-duplex Data/Strobe differential serial

Synchronization method

DS-Link bit level encoding

Encoding/decoding

DS-Link bit level encoding

Compatible connectors

IEEE 1394-1995 compliant plug (6 contact)

Connector pin signal layout

Pin number

Signal name

Function

1

VP

Cable power supply

2

VG

Cable ground

3

TPB*

Strobe during receipt, data during transmission (differential pair)

4

TPB

5

TPA*

Data during receipt, strobe during transmission (differential pair)

6

TPA

Power class

Power class code 100

No power supply from external sources

Fitted with a repeat function with bus power


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Version NPD1450-00, Copyright © 2005, SEIKO EPSON CORPORATION