Seagate BARRACUDA 2LP - Table 18. SCA Contact Assignments for ST31250 WC and ST32550 WC Drives

Barracuda 2LP Product Manual, Rev. D 83
Table 18. SCA contact assignments for ST31250WC/ST32550WC drives
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+Signal Connector Connector
−−
−−
−Signal
name contact contact name
12V 1 41 12V GROUND
12V 2 42 12V GROUND
12V 3 43 12V GROUND
12V 4 44 12V GROUND
RESERVED/NC 5 45 RESERVED/NC
RESERVED/NC 6 46 RESERVED/NC
DB (11) 7 47 GROUND
DB (10) 8 48 GROUND
DB (9) 9 49 GROUND
DB (8) 10 50 GROUND
I/O 11 51 GROUND
REQ 12 52 GROUND
C/D 13 53 GROUND
SEL 14 54 GROUND
MSG 15 55 GROUND
RST 16 56 GROUND
ACK 17 57 GROUND
BSY 18 58 GROUND
ATN 19 59 GROUND
DB(P0) 20 60 GROUND
DB(7) 21 61 GROUND
DB(6) 22 62 GROUND
DB(5) 23 63 GROUND
DB(4) 24 64 GROUND
DB(3) 25 65 GROUND
DB(2) 26 66 GROUND
DB(1) 27 67 GROUND
DB(0) 28 68 GROUND
DB(P1) 29 69 GROUND
DB(15) 30 70 GROUND
DB(14) 31 71 GROUND
DB(13) 32 72 GROUND
DB(12) 33 73 GROUND
5V 34 74 5V GROUND
5V 35 75 5V GROUND
5V 36 76 5V GROUND
SYNC 37 77 ACTIVE LED OUT
RMT_START 38 78 DLYD_START
SCSI ID(0) 39 79 SCSI ID(1)
SCSI ID(2) 40 80 SCSI ID(3)
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