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3-20 Maxtor Atlas 10K V
3.5.4 80-Pin SCA-2 Single-Ended SCSI Connector
Table 3-7 80-Pin SCA-2 Single-Ended Pin Assignments
80-PIN CONNECTOR CONTACT
AND SIGNAL NAME
CABLE
CONDUCTOR
NUMBER
80-PIN CONNECTOR CONTACT
AND SIGNAL NAME
12V CHARGE 1 NOT APPLICABLE 12V GROUND 41
12V 2 12V GROUND 42
12V 3 12V GROUND 43
12 V 4 MATED 1 44
OPT 3.3 VOLTS 5 OPT 3.3V CHARGE 45
OPT 3.3 VOLTS 6 GROUND 46
–DB (11) 7 GROUND 47
–DB (10) 8 GROUND 48
–DB (9) 9 GROUND 49
–DB (8) 10 GROUND 50
–I/O 11 GROUND 51
–REQ 12 GROUND 52
–C/D 13 GROUND 53
–SEL 14 GROUND 54
–MSG 15 GROUND 55
–RST 16 GROUND 56
–ACK 17 GROUND 57
–BSY 18 GROUND 58
–ATN 19 GROUND 59
–DB (P0) 20 GROUND 60
–DB (7) 21 GROUND 61
–DB (6) 22 GROUND 62
–DB (5) 23 GROUND 63
–DB (4) 24 GROUND 64
–DB (3) 25 GROUND 65
–DB (2) 26 GROUND 66
–DB (1) 27 GROUND 67
–DB (0) 28 GROUND 68
–DB (P1) 29 GROUND 69
–DB (15) 30 GROUND 70
–DB (14) 31 GROUND 71
–DB (13) 32 GROUND 72
–DB (12) 33 GROUND 1
5V 34 MATED 2 74
5V 35 5V GROUND 75
5V CHARGE 36 5V GROUND 76
SPINDLE SYNC 37 ACTIVE LED OUT 77
RMT START 38 DLYD_START 78
SCSI ID (0) 39 SCSI ID (1) 79
SCSI ID (2) 40 SCSI ID (3) 80