Seagate HAWK 4 Series Product Manual page 55

Product Manual - Hawk 4 Family (Wide) SCSI-2 (Volume 1), Rev. E
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Figure 11.6-1a. "W" and "WD" model drives physical interface (68 pin J1 SCSI I/O connector)
SCSI I/O
Connector
Figure 11.6-1b. "WC/DC" model drive physical interface (80 pin J1 I/O and DC power connector)
Pin
1P
2P
3P
4P
J1 J1-Auxiliary
Pin 1 Pin 1A
J1-Auxiliary
Pin 1P
Pin 1A
J1
Pin 1
68 Pin
SCSI I/O
Connector
J1
80 Pin
Pin 1
Power
+12V
+12V ret
+ 5V ret
+ 5V
J1-DC Power
4P 3P 2P 1P
PCB
J1-DC Power
J2
J6
J2
J6
47