Seagate ST15150N Product Manual - Page 85

SCSI non-wide physical interface

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ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D 75 ST15150WC drives do not have internal termination available. You must add single-ended external termination when termination is required. 11.8 SCSI non-wide physical interface .42 Ref. (10.67) CL .100 (2.54) .16 (4.06) .051 (1.30) .037 Ref. Typ. (.94) Pin 1 .025 Sq. Contact (.64) 50 Places .100 (2.54) Typ. "D" ± .010 .045 Min. Typ. 3 (1.14) "C" ± .010 "B" Ref. "A" ± .010 .60 (15.24) .20 Typ. (5.08) .065 (1.65) x 45° Chamfer Typ. .26 Typ. (6.60) 4 32 1 .335 ± .010 (8.50) .083 +.001 -.002 Dia. (2.1) Trifurcated Pin (4 places) .834 ± .010 (21.18) .040 Ref. (1.02) .370 ± .010 (9.398) No. Pos. 50 "A" 3.767 (95.68) "B" 3.697 (93.90) "C" 2.720 (69.09) "D" 2.400 (60.96) Figure 33. Non-shielded SCSI device connector

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ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D
75
ST15150WC drives do not have internal termination available. You must add
single-ended external termination when termination is required.
11.8
SCSI non-wide physical interface
Figure 33. Non-shielded SCSI device connector
1
2
3
4
.100
(2.54)
"D"
±
.010
Typ.
.045
(1.14)
"C"
±
.010
"B" Ref.
"A"
±
.010
.834
±
.010
(21.18)
Min. Typ.
3
.051
(1.30)
.16
(4.06)
.100
(2.54)
.025
(.64)
Sq. Contact
50 Places
C
L
.040
(1.02)
Ref.
.335
±
.010
(8.50)
+.001
–.002
Dia.
.083
(2.1)
Trifurcated Pin
(4 places)
.26
(6.60)
Typ.
.065
(1.65)
x 45
°
Chamfer Typ.
.20
(5.08)
Typ.
.60
(15.24)
.42
(10.67)
Ref.
No. Pos.
50
"A"
3.767
(95.68)
"B"
3.697
(93.90)
"C"
2.720
(69.09)
"D"
2.400
(60.96)
.037 Ref. Typ.
(.94)
.370
±
.010
(9.398)
Pin 1