Figure 20. St15150N/Nd Drives Option Select Jumper Connectors - Seagate ST15150N - Barracuda 4.3 GB Hard Drive Product Manual

48 ST15150N/ND/W/WD/WC/DC Product Manual, Rev. D
Figure 20 illustrates ST15150N/ND drives option select jumper connectors.
J4
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.
Parity Disable
Enable Motor Start
Delay Motor Start
Write Protect
Remote LED Connector
Reserved
Spindle Sync Cable Connector
Term. power from drive.
Term. power from SCSI bus.
Term. power to SCSI bus.
Term. power to SCSI bus and drive.
Enable drive terminator.
Disable drive terminator.

Figure 20. ST15150N/ND drives option select jumper connectors

Pin 1
Negative
(cathode)
Positive
(anode)
SSREF
Connector
ST15150N
Pin 1
Pin 3
Pin 1
J01
Pin 2
Term. power to SCSI bus.
Host adapter or other device provides
term. power to external terminator.
SCSI
Connector
Pin 1
J01
J4
Power
ST15150N
Pin 2
J01
or
ST15150ND
Pin 1
J01
Pin 2
ST15150ND
Pin 1
J01
Pin 2