Dell Precision 330 Service Manual page 77

If you are installing a SCSI device, ensure that the SCSI interface
b
cable is properly connected to the interface connector on the SCSI
controller board.
Connect a DC power cable to the power input connector on the back
5
of the drive (see the following figure).
A t t a c h i n g H a r d - D r i v e C a b l e s ( D e s k t o p C h a s s i s )
DC power cable
Ensure that all cables are firmly connected. Fold cables out of the way
6
to provide airflow for the fan and cooling vents.
Ensure that the control panel cable is firmly connected to the system
7
board.
The control panel contains the hard-drive activity indicator. To locate
the control panel system board connector, see
Components" or "Interior Service
Rotate the power supply back into position until the securing tab
8
snaps into the release latch.
interface connector
interface cable
primary system board EIDE connector
"System Board
Label."
power input connector
D i s k D ri ve s a n d M e d i a
77