Table of Contents
Advertisement
9.5.2
Connector requirements
Table 26:
Recommended mating SCA part numbers
Part description
AMP Vertical (SCA sequence)
Berg
Methode
Molex
The FC-AL SCA device connector is illustrated in Figure 16.
Pin 20
Pin 40
.64 in
(16.24 mm)
(41.10 ± 0.08 mm)
Mating end
.05 in
typ.
(1.27 mm)
Figure 16. FC-AL SCA device connector dimensions
9.5.3
Electrical description
Fibre Channel drives use the FC-SCA connector for:
• DC power
• FC-AL interface
• Drive select (device identification)
• Option selection
• Enclosure Services interface
This 40-pin connector is designed to plug directly into a backpanel. External cables are not required.
9.5.4
Pin descriptions
This section provides a pin-out of the FC-SCA and a description of the functions provided by the pins.
Cheetah 15K.6 FC Product Manual, Rev. C
Positions
40
40
40
40
1.618 ± .003 in
(41.1 ± 0.08 mm)
1.28 in
(32.47 mm)
1.618 ± .003 in
1.492 ± .009 in
(37.90 ± 0.24 mm)
Housing
Contact (typ.)
.025 in (0.635 mm)
Part number
Features
With polarization
787317-1
With polarization
71781
With polarization
512-220-91-101N
With polarization
717431040
Pin 1
0.197 ± .003 in
Pin 21
(5.00 ± .08 mm)
0.226 in
(6.50 mm)
0.264+.007 in
–.010 in
(6.71+0.18 mm)
(–0.25 mm)
0.106 ± .010 in
(2.70 ± 0.25 mm)
2 places
0.394 ± .004 in
(10.0 ± 0.10 mm)
0.039 in
min.
min.
(0.75 mm)
0.024 in
(0.60 mm)
0.079 ± .010 in
(2.00 ± .25 mm)
(initial point
of contact)
0.060 ± .010 in
(1.52 ± 0.25 mm)
0.051 ± .006 in
(1.30 ± 0.16 mm)
min.
2 places
69
Advertisement
Table of Contents
