Scsi Non-Wide Physical Interface; Figure 33. Non-Shielded Scsi Device Connector - Seagate ST15150N - Barracuda 4.3 GB Hard Drive Product Manual

ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D
11.8
ST15150WC drives do not have internal termination available. You must add
single-ended external termination when termination is required.

SCSI non-wide physical interface

.037 Ref. Typ.
(.94)
C L
.100
(2.54)
.16
(4.06)
.051
(1.30)
.370 .010
(9.398)

Figure 33. Non-shielded SCSI device connector

.42
Ref.
(10.67)
Pin 1
.025
Sq. Contact
(.64)
50 Places
.100
Typ.
(2.54)
"D" .010
.045
Min. Typ. 3
(1.14)
"C" .010
"B" Ref.
"A" .010
No. Pos.
50
.60
(15.24)
.20
Typ.
(5.08)
.065
x 45 Chamfer Typ.
(1.65)
.26
Typ.
(6.60)
4 3 2 1
.335 .010
(8.50)
+.001
–.002 Dia.
.083
(2.1)
Trifurcated Pin
(4 places)
.834 .010
(21.18)
.040
Ref.
(1.02)
"A" "B" "C" "D"
3.767 3.697 2.720 2.400
(95.68) (93.90) (69.09) (60.96)
75