Instruction manual

Specifications Page 2-3
Eagle 450 Installation and Technical Manual, Rev. 00
STORAGE AND BACKUP
Fast-Wide SCSI (Small Computer System Interface) Bus
Physical interface 68-pin connector
Maximum Bus Length Ten feet (three meters)
Maximum Number of Devices Up to five internal; multiple external devices (eight feet of
cable) possible using AM-441 Wide SCSI Bus Repeater
Protocol Supported Full SCSI-1, SCSI-2 and Fast/Wide-SCSI supported, including
support for connect and disconnect protocols
Implementation Single host only; multiple host architecture not supported
Narrow SCSI Bus
Physical Interface 50-pin connector
Maximum Bus Length 20 feet (six meters)
Maximum Number of Devices Eight unique SCSI addresses, including the host controller
Protocol Supported Full SCSI-1 and SCSI-2 supported, including support for
connect and disconnect protocols
Implementation Single host only; multiple host architecture not supported
The two busses (SCSI and Wide-SCSI) are mutually exclusive. All devices must connect to one of
the two busses; the other connector cannot be used. Using the appropriate adapters, you can
connect a mix of SCSI-2 drives and Wide SCSI-2 drives to either SCSI bus.
Hard Disk Drives
Alpha Micro offers a complete line of narrow and wide SCSI disk drives, including external RAID
subsystems. See the current AMOS Hardware price list for the drives available.
Physical Size 3.5” or 5.25”
Maximum Number Internal: five half-height; two can be either 3.5” or 5.25”; others
must be 3.5”; more may be added externally, depending on bus
limitations
Interface SCSI or Wide SCSI