Dell Precision T5400 (Late 2007) - Manual (Page 233)

Adding and Replacing Parts 233
NOTICE: To connect a network cable, first plug the cable into the network port or
device and then plug it into the computer.
17 Connect the computer and devices to electrical outlets, and turn them on.
See the documentation that came with the drive for instructions on
installing any software required for drive operation.
18 If the drive you just installed is the primary drive, insert bootable media
into drive A.
19 Turn on the computer.
20 Enter the system setup program (see "System Setup" on page 89) and
update the appropriate Drive option.
21 Exit system setup, and reboot the computer.
22 Partition and logically format your drive before you proceed to the next
step.
23 See the documentation for your operating system for instructions.
Drive Panels
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions located in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from
the electrical outlet before removing the cover.
Removing the Drive Panel
1 Follow the procedures in "Before You Begin" on page 151.
2 Remove the front panel (see "Removing the Front Panel" on page 155).
3 Grasp the sliding plate lever and push it towards the base of the computer
until the drive panel snaps open.