Figure 7. Option Select Jumper Connectors - Seagate ST446452W Product Manual

32
J4A
Pin 1
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
SCSI ID = 8
SCSI ID = 9
SCSI ID = Ah (10)
SCSI ID = Bh (11)
SCSI ID = Ch (12)
SCSI ID = Dh (13)
SCSI ID = Eh (14)
SCSI ID = Fh (15)
Write Protect Enabled (WP)
Entire drive write protected.
Write Protect Disabled (WP)
Reserved
Terminator Enabled (TE)
Terminator Disabled (TE)
Spinup Delay Option (DS)
Immediate spinup (if the Start Command
option jumper is disconnected)
Spinup delay equal to the SCSI Bus ID
multiplied by 12 seconds (if the Start
Command option jumper is disconnected).
Start Command Option (ME)
Start spindle according to the Spinup
Delay option jumper.
Start spindle after the SCSI Bus sends
a Start Unit command.
SCSI Bus Parity Check (PD)
Check the parity of data bytes read from
the SCSI Bus.
Ignore parity check.
Reserved
Figure 7. Option select jumper connectors
Pin 1
Pin 15
A A A A
3 2 1 0
J6
SCSI I/O
Connector
DC Power
Connector
Pin 2
Pin 4
Pin 1
J4A
Pin 3
J01
J4B
Pin 1
Pin 2
J01
Pin 1
Terminator Power Option (TP)
Internal terminator power source.
External terminator power source.
Internal terminator and drive
power to I/O.
J4A
Pin 1
J01
J4B
Pin 1
Elite 47 Product Manual, Rev. A
Pin 4
Pos. 2
Pos. 1
Pin 3
J4B
Pin 1