Scsi Interface Connector Pin Assignments - Seagate MEDALIST 1080SL Product Manual

18 Medalist 1080sl SCSI Product Manual, August 1995
Part numbers for mating Molex connectors compatible with the drive are
listed below. These connectors have a center key.
Closed end Molex
(for cable ends) 39-51-2504
Open end Molex
(for daisy chain) 39-51-2501
Below are part numbers for strain reliefs that can be used with the Molex
connectors.
Molex strain relief,
preferred version
in Europe
Molex strain relief,
preferred version
in Japan

2.4.1 SCSI interface connector pin assignments

The table below shows the pin assignment for the 50-pin interface
connector. A minus sign ( ) indicates an active-low signal.
Signal
Signal name pin number
DB(0)– 2
DB(1)– 4
DB(2)– 6
DB(3)– 8
DB(4)– 10
DB(5)– 12
DB(6)– 14
DB(7)– 16
DB(P)– 18
Ground 19–22
Reserved 23–25
Terminator power 26
Reserved 27–28
Ground 29–30
Molex 90170-0050
Molex 15-25-1503
Ground
pin number
1
3
5
7
9
11
13
15
17
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