The Ultra SCSI XIO™ option provides up to four additional external SCSI (small computer systems interface) ports for the Origin™ family of Origin2000 or Onyx2™ servers and graphics workstations.
This guide is written for owners and users of the Ultra SCSI option board. It presumes general knowledge of SCSI, knowledge of the host system in which the Ultra SCSI option board is installed, and knowledge of the SCSI devices to which the Ultra SCSI board ports are to be cabled.
This guide consists of the following chapters:
Chapter 1, “Features of the Ultra SCSI XIO Board,” describes Ultra SCSI option board outputs, compatible media, and cables. It also explains SCSI basics.
Chapter 2, “Ultra SCSI Option Topologies,” explains Ultra SCSI option topologies.
Appendix A, “Ultra SCSI 68-Pin Connector Pinouts,” gives pinouts for the
P connectors on the cables supplied with the option.
Besides this manual, have handy the owner's guide for the server or workstation in which the Ultra SCSI board is installed, and the owner's guide for the peripheral device(s) with which the Ultra SCSI board interfaces.