Hard drive – Dell Precision 490 User Manual
Page 53
Hard Drive
Removing a Hard Drive from the Rotatable Carrier (Tower or Desktop Computer)
1.
If you are replacing a hard drive that contains data that you want to keep, back up your files before you begin this procedure.
2.
Follow the procedures in
Before You Begin
.
3.
Remove the computer cover (see
Removing the Computer Cover
).
4.
Disconnect the hard drive power cable from the hard drive that you are removing.
5.
Disconnect the data cable from the hard drive that you are removing.
Do not disconnect the data cable for an uninstalled hard drive from the system board.
6.
Rotate the hard-drive carrier out of the computer (see
Rotating the Hard-Drive Carrier Out of the Computer
).
7.
Press the blue tabs on each side of the hard-drive bracket toward each other and slide the drive up and out of the hard-drive bay.
If you are going to install a replacement drive, see
Installing a Hard Drive into the Rotatable Carrier (Tower or Desktop Computer)
.
5 SAS connector
6 optional PCI Express SAS controller card
NOTICE:
If SATA and SAS drives are mixed, the two drives of the same type should be installed in the rotatable drive bay.
NOTICE:
It is recommended that you only use SAS cables purchased from Dell. Cables purchased elsewhere are not guaranteed to work with Dell
computers.
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
CAUTION:
To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.
NOTICE:
To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your
computer's electronic components. You can do so by touching an unpainted metal surface on the computer.
NOTICE:
To avoid damage to the hard drive, do not set it on a hard surface. Instead, set the drive on a surface, such as a foam pad, that will
sufficiently cushion it.
NOTICE:
If only one hard drive is to be installed, it should be connected to the SATA0 connector on the system board.
1 data connector
2 power connector
3 hard drive