Initio INI-9100UW - Manual (Page 31)

3-4
INI-9100U INI-9100UW Description
J1 J1 50-pin Internal Ultra SCSI Connector
J4 68-pin Internal Ultra Wide SCSI Connector
J2 50-pin External Ultra SCSI Connector
J2 68-pin External Ultra Wide SCSI Connector
JP1 JP1 Active Termination Jumper for Multiple
Initiators
J3 J3 External Drive Activity LED Connector
table 3-1 Component Description
To increase the reliability of the cabling being used with the INI-
9100U/9100UW, it is recommended that the following guidelines be observed:
•
Synchronous SCSI - up to 6 meters or 20 ft
•
Fast SCSI - up to 3 meters or 10 ft
•
Ultra SCSI - 4 devices, up to 3 meters or 10 ft
•
UltraWide SCSI - 4 devices, up to 3 meters or 10 ft
•
Ultra SCSI - 7 devices, up to 1.2 meters or 4 ft
•
UltraWide SCSI - 8 devices, up to 1.2 meters or 4 ft
•
Use high quality twisted pair cable.
•
Impedance of the cable should be between 90-110 ohms.
•
Use high quality shielded connectors.
Installation in ten easy steps
The following steps will guide you through the installation of the INI-
9100U/9100UW host adapter into the host system. The host adapters are
designed to be inserted into a PCI bus compliant host computer system. If you
are an experienced installer and have installed this product according to the
“Quick Installation Guide” then skip to Chapter 4.
1. Power down the host computer and all peripherals.
Remove the cover from the host system. You may need to refer to the
system manual for cover removal. If necessary, identify the PCI
sockets inside the host system with the aid of the system
documentation.