Connector J4 consists of 11 sets of pins numbered 11 to 1 from bottom to top; they are arranged horizontally in this article for readability only. Pins are jumpered in a horizontal fashion.
The pin configuration and setup configuration are as follows:
pins 11 10 9 8 7 6 5 4 3 2 1
SCSI id = 0 0 0 0 0 0 0 0 0 0 0 0
SCSI id = 1 0 0 x 0 0 0 0 0 0 0 0
SCSI id = 2 0 x 0 0 0 0 0 0 0 0 0
SCSI id = 3 0 x x 0 0 0 0 0 0 0 0
SCSI id = 4 x 0 0 0 0 0 0 0 0 0 0
SCSI id = 5 x 0 x 0 0 0 0 0 0 0 0
SCSI id = 6 x x 0 0 0 0 0 0 0 0 0
SCSI id = 7 x x x 0 0 0 0 0 0 0 0
reserved 0 0 0 x 0 0 0 0 0 0 0
Parity disable 0 0 0 0 x 0 0 0 0 0 0
enable motor start 0 0 0 0 0 x 0 0 0 0 0
delay motor start 0 0 0 0 0 0 x 0 0 0 0
write protect 0 0 0 0 0 0 0 x 0 0 0
remote LED connector 0 0 0 0 0 0 0 0 x 0 0
reserved 0 0 0 0 0 0 0 0 0 x 0
spindle sync. cable 0 0 0 0 0 0 0 0 0 0 0
Connector J01 consists of 4 pins arranged as follows:
Pin 3 . . Pin 1
J01 . . Pin 2
The various configurations are as follows:
Term power from drive Pins 1 & 2
Term. power from SCSI bus pins J01 & 2
Term. power to SCSI bus pins 1 & 3
Term. power to SCSi bus & drive pins 1 & 3, 2 & J01