Drive Configuration; Drive Configuration Shunt J7; Figure 7. Host/Drive Interface Connectors - Seagate ST251R Product Manual

2.0 DRIVE CONFIGURATION
The ST2S1/2S1R/277R may be configured for specific system require-
ments.
2.1
DRIVE CONFIGURATION SHUNT J7
J7 is a 16-pin right-angle shunt located midway between the J1 and J2
connectors. Use the provided shorting block(s) to enable the Drive
Select line and any options. Figure 7 illustrates J7 and indicates pin 1.
FIGURE 7: Host/Drive Interface Connectors
Optional Groundl"1l Point
PIe_ note the position
of the Inltalled Inaulatl"1l Willie ...
JP2
DC-Un ..
te
J3
DC_r
JPl
Write
FIoutl
DC power and
J7
Pin Connector Assignments
Ir
8888
JI
PIN
POWER
I
+
12 VOLTS
~.
12 VOL TS RETURN
+
5 VOLTS RETURN
15 VOLTS
R:P.~W~P.~~~~
r
I
FRuit
T~'.i1
Re5~n",!!'d
J7-16 PIN CONNECTOR
Shown with drive configured as DS·1
8T251 1251 RI277R Product Manual, Rev.A 2-1