179
SCSI Connections
SCSI Restrictions
CAUTION: Do not mix Narrow, Single-Ended SCSI, Fast, Wide Differential SCSI, and Ultra,
Wide Single-Ended SCSI peripherals together on the same bus.
Ultra, Wide Single-Ended SCSI Bus Configuration Constraints
Ultra Wide-SE SCSI devices do not work with NSE SCSI or FWD SCSI
devices. Table 20 shows the configuration constraints for each Ultra SCSI
device type.
CAUTION: Do not mix Narrow, Single-Ended SCSI, Fast, Wide Differential SCSI and Ultra,
Wide Single-Ended SCSI peripherals together on the same bus.
Table 21 Ultra Wide Single-Ended SCSI Bus Configuration Constraints
Ultra, Wide-SE SCSI Devices
Maximum Number of Each
Type of Device Allowed
Ultra, wide-SE SCSI Disk Drive (two internal) 2
Ultra, wide-SE SCSI Disk Arrays (addressed as single
drive)
1
