Reference Guide

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Product Information

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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