3-26 Options
See Figure Section 3-20 when setting the following:
n
Termination power (J1) — The system board's SCSI-2 host adapter is factory set
to supply termination power to the SCSI bus (pins 1 and 2 and pins 5 and 6 on J1
should be jumpered).
n
Motor start at power-on (J2) — Enable the drive's motor start at power-on feature
(pins 9 and 10 on J2 should be jumpered). See also the SCSI Select utility
program (turn to Table 2-16 in Section 2).
n
SCSI ID (J4) — Set the SCSI identification number (0 to 6). See Table Section 3-
5.
Figure Section 3-20 2-GB SCSI Hard Disk Jumper Settings
J1
Termination power to SCSI bus and drive
Termination power to SCSI bus
Termination power from SCSI bus
Termination power from drive (default)
Enable SCSI termination (default)
Power
Connector
Signal Connector
J4
Reserved
Disable SCSI parity
J2
Reserved
Write protect
Enable motor start (default)
Delay motor
start
Spindle sync cable connector
Remote LED connector (pin 3 is
negative, pin 4 is positive
SCSI ID bit 0
SCSI ID bit 1 (default)
SCSI ID bit 2
(default)
Reserved
Pins 15-16, 17-18, and
19-20 are also reserved
Pin 1
Pin 19
Pin 1
Pin 19
Pin 2