5-6 A-61124 March 1999
SCSI conformance
The scanner conforms to the SCSI specifications as follows:
• Single-ended, 8-bit bus, Cable A, shielded connector
(Alternative 2). Cable B is not supported.
• Single-initiator (one host) is supported. Disconnect and
Reselect are not supported.
• Asynchronous maximum transfer rate of 1.2 M Bytes per
second.
• Linked commands and command queuing are not supported.
• Programmable target ID dip switch is factory set to 1.
• RST signal reset is only monitored. See the hard reset
alternative in SCSI Specifications (Section 5.2.2.1).
• The scanner supports Unit Attention condition following
power-up, SCSI bus device reset command or hard reset.
Refer to Section 6.13 of SCSI Specifications.
• The scanner operates as a target.
• The internal SCSI cable consumes 5 feet (1.5 meters) of the
maximum cable length allowed (19.7 feet/6 meters).
• The scanner provides termination power.
