Barracuda 9LP Installation Guide, Rev. E | 45 |
N drives
Other applicable jumper options
Several other jumper options are available as illustrated.
Drive with |
|
|
|
|
|
|
|
|
HDA up, PCB |
|
|
|
|
|
|
|
|
down, viewed |
|
|
|
| Pin 1 | |||
from front | HDA |
|
| |||||
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
| J6 |
| L | R | R |
|
|
|
|
|
Reserved E | E | E A | 2 | A | 1 | A | 0 | |
| D | S | S |
|
| |||
|
|
|
|
|
| |||
Reserved |
|
|
|
|
|
|
|
|
Remote | 11 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
LED | 12 |
|
|
|
|
|
| CATH |
|
|
|
|
|
|
| ||
Shipped with cover installed. |
|
|
|
|
| |||
Do not remove. |
|
|
|
|
|
|
| |
Do not install jumpers |
|
|
|
|
|
| ||
on these four positions. |
|
|
|
|
| |||
Drive Front |
| J6 |
|
|
| J6 | ||
|
|
|
| Jumper Type | ||||
|
|
|
|
|
| |||
|
|
|
|
|
|
|
| (enlarged to |
|
|
|
|
|
|
|
| show detail) |
|
|
|
|
|
|
| Pin 1 | |
|
|
|
|
|
|
|
| End |
|
|
|
| J2 |
|
|
| |
|
|
|
|
|
|
|
| Pin 1 |
DC Power |
|
|
|
|
|
|
|
|
Connector |
|
|
|
|
|
|
|
|
|
| J1 |
|
|
|
|
| |
SCSI I/O |
| J2 Jumper Type | ||||||
Connector |
| |||||||
|
| (enlarged to | ||||||
show detail)
|
| J2 |
| Pin 1 | ||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Reserved |
|
|
|
|
|
|
|
|
|
|
|
| ||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |||||||||
Delay Motor Start option |
|
|
|
|
| |||||||||
(valid only if the Enable |
|
|
|
|
| |||||||||
Motor Start jumper is |
|
|
|
|
| |||||||||
not connected) |
|
|
|
|
| |||||||||
|
|
|
|
|
|
| ||||||||
Disable the Delay Motor |
|
|
| (default) | ||||||||||
Start option. |
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
| ||||||||||
Motor start delay equal |
|
|
|
|
|
|
|
|
|
|
|
| ||
to the SCSI ID multiplied |
|
|
|
|
| |||||||||
by 12 seconds. For |
|
|
|
|
|
|
| |||||||
example, if the SCSI |
|
|
|
|
|
|
| |||||||
ID = 2, the drive starts |
|
|
|
|
| |||||||||
in 24 seconds. |
|
|
|
|
| |||||||||
|
|
|
| |||||||||||
Motor Start option |
|
|
| |||||||||||
|
|
|
| |||||||||||
Disable motor start. |
|
|
| |||||||||||
The drive starts |
| (default) | ||||||||||||
according to the |
|
|
|
|
|
|
|
|
|
| ||||
|
|
| ||||||||||||
Delay Motor Start option. |
|
|
| |||||||||||
|
|
|
| |||||||||||
Enable motor start. The |
|
|
|
|
|
|
|
|
|
|
|
| ||
drive waits for the Start |
|
|
| |||||||||||
Unit command from the |
|
|
|
|
| |||||||||
host before starting the |
|
|
|
|
| |||||||||
|
|
|
| |||||||||||
spindle motor. |
|
|
| |||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Write Protect option |
|
|
|
|
|
|
| |||||||
Write protect = Off |
|
|
|
|
| (default) | ||||||||
(enables writing). |
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
|
|
| ||||||||
Write protect = On |
|
|
|
|
|
|
|
|
|
| ||||
(disables writing). |
|
|
|
|
|
|
|
|
|
| ||||
|
|
|
|
| ||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Parity Check option |
|
|
|
|
|
|
|
|
|
| ||||
Enable parity check of |
|
|
|
|
|
|
|
| (default) | |||||
SCSI bus. |
|
|
|
|
|
|
|
| ||||||
Disable parity check. |
|
|
|
|
|
|
|
|
|
|
| |||
|
|
| ||||||||||||
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|