Figure 9. St19171N Option Select Jumper Connectors - Seagate ST19171W - Barracuda 9.1 GB Hard Drive Product Manual

36
Drive
Front
Jumper Plug
(enlarged to
show detail)
SCSI ID = 0 (default)
SCSI ID = 1
SCSI ID = 2
SCSI ID = 3
SCSI ID = 4
SCSI ID = 5
SCSI ID = 6
SCSI ID = 7
Reserved
Reserved
Activity LED
Reserved
The shaded pins are shipped
with a cover installed. Do not
install jumpers on these pins.
Retain the cover unless you
install a 20-pin plug.
Figure 9. ST19171N option select jumper connectors
Pin 1
J6 [4]
[3]
+5V (anode) [6]
–Active (cathode)
Barracuda 9 Product Manual, Rev. C
Enable Terminator (default)
Delay Motor Start
Enable Motor Start
Write Protect
Disable SCSI Parity
Reserved
Pin 1
Term. Power from Drive (default)
Term. Power to SCSI Bus
Term. Power from SCSI Bus (position A)
Term. Power to SCSI Bus and Drive
J6
J2 Jumper
(enlarged to
Drive
show detail)
Front
Pin 1
J2
Pin 2
R T T
T D M W P E P P
E S E P D S 2 1
[3]
Pin 1
J2
SCSI I/O
J1
Connector
DC Power
Connector