Table 11. Differential Cable Pin Assignments - Seagate Elite 9 Product Manual

Elite 9 Product Manual, Rev. C

Table 11. Differential cable pin assignments

(non-shielded connector) for ST410800ND drives
+Signal name*Pin number–Signal name*
SHIELD GND 1
DB (0) 3
DB (1) 5
DB (2) 7
DB (3) 9
DB (4) 11
DB (5) 13
DB (6) 15
DB (7) 17
DB (P) 19
DIFFSENS 21
GROUND 23
TERMPWR 25
GROUND 27
ATN 29
GROUND 31
BSY 33
ACK 35
RST 37
MSG 39
SEL 41
C/D 43
REQ 45
I/O 47
GROUND 49
*See Section 11.7.3.2 for detailed electrical characteristics of these
differential signals.
2 GROUND
4 –DB (0)
6 –DB (1)
8 –DB (2)
10 –DB (3)
12 –DB (4)
14 –DB (5)
16 –DB (6)
18 –DB (7)
20 DB (P)
22 GROUND
24 GROUND
26 TERMPWR
28 GROUND
30 –ATN
32 GROUND
34 –BSY
36 –ACK
38 –RST
40 –MSG
42 –SEL
44 –C/D
46 –REQ
48 –I/O
50 GROUND
61