Seagate ST251N Product Manual page 19

FIGURE 3: Host/Drive Interlace Connectors
Resistor Termination
Packs
DC POWER CONNECTOR, J3
SCSI ID JUMPERS
SELECT THE DESIRED SCSI ID WITH JUMPERS.
INSTALL THE P-JUMPER TO ENABLE PARITY.
£'__±_g_I_
SCSI ID = O
Pin
1
2
3
4
Power
+
12 Volts
+
12 Volts Return
+
5 Volts Return
+
5 Volts
8-PIN
SCSI ID AND
: : :w
SCSI ID = I
: :w:
SCSI ID =
J3 DC POWER 50-PIN SCSI CONNECTOR PARITY JUMPER
1-10
:
:~
SCSI ID
=
3
:~::
SCSI ID = 4
:~:w
SCSI ID
=
:~:
SCSI ID
=
6
0 ~
SCSI IO= 7
ol±loJ
lf- ~rn1"'_",_,,,_,,,_,),_,,,_,,,_,,,_,,,1ni_,,j,
I
. . IJ
r , , , , , , , , , , , , , , , , , , , , , , , ,
Ulo
0
, , •
PIN- I
ST251N/277N Product Manual, Rev. 8