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ST11200 Family Install Guide
Jumper
Position Jumper Function Description
J2 6
Reserved for factory use. No jumper in-
stalled.
J2 7,8
Select terminator power source. In position
8 the drive supplies power to the SCSI bus,
pin 26. In position 7 the drive supplies power
only to its own terminators. Jumper in posi-
tion A (between pins 2 and 4), between
positions 7 and
means the drive takes power from the SCSI
bus, pin 26. Jumpers on both 7 and 8 at the
same time is allowed. Default is jumper on
position 7.
J5
Drive ID on SCSI Bus (J6 may be used in-
stead). The drive ID is binary coded posi-
1,2,3
(A
,A
,
tion-wise i.e., jumper in position A
0
1
A
)
4, in position A
2
no jumpers is ID 0. Default is ID = 0. Note that
relative positions of A
to what they are on J6.
"NC" model drives do not have J5.
8 (nearest PCB edge)
is drive ID
2
is ID 2, position A
is ID 1 and
1
0
and A
are opposite
2
0
29
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