SCSI Interface

Interface type

ANSI X3T9.2/375R Revision 10L (SCSI 2)

Logic level

TTL-compatible

ID setting

Selectable from 1 to 6

Terminator

Internal terminator (enable/disable selectable)

Connector type

Two micro DB 50-pin connectors

USB Interface

Interface type

Universal Serial Bus Specification Revision 1.1

Electrical standard

Full speed mode (12Mb) of Universal Serial Bus Specification Revision 1.1

Connector type

One receptacle (Type B)

IEEE 1394 FireWire

Interface type

IEEE 1394-1995 compatible

Data transfer method

Half-duplex Data/Strobe differential serial

Synchronization method

Clock synchronization with DS-Link

Encoding/decoding

DS-Link

Logic level

3.3 V

Compatible connectors

IEEE 1394-1995 compatible

Power class

Power class code 100

No power supply from external sources Fitted with a repeat function with bus power

Environmental

Temperature

Operating: 41 to 95 °F (5 to 35 °C)

Standby: –13 to 140 °F (–25 to 60 °C)

Humidity (without condensation)

Operating: 10 to 80%

Standby: 10 to 85%

Option Interface Connector

Interface type

For use with the optional automatic document feeder (B813162) and transparency unit (B813182)

Output voltage

21.6to 26.4 VDC

4.75to 5.25 VDC

Output current

0.6A (24 V)

0.3A (5 V)

Initialization Methods

SCSI interface

Hardware: Initialized when the scanner is turned on or the scanner receives a SCSI Reset signal from the SCSI interface

Software: Initialized when the software sends the Esc @ (initialize the scanner command), or the scanner receives a SCSI Bus Device message

Specifications 55