About your computer, Front view (tower orientation) – Dell Precision 490 Desktop User Manual
Page 19

Quick Reference Guide
19
About Your Computer
Front View (Tower Orientation)
1
upper 5.25-inch drive bay Holds a CD/DVD drive.
2
lower 5.25-inch drive bay You can use this bay for an optional CD/DVD drive.
3
FlexBay
You can use this bay for an optional third hard drive (SATA or SAS), a floppy
drive or Media Card Reader.
4
hard-drive activity light
The hard drive light is on when the computer reads data from or writes data to
the hard drive. The light might also be on when a device such as your CD player
is operating.
5
IEEE 1394 connector
(optional)
Use the optional IEEE 1394 connector for high-speed data devices such as
digital video cameras and external storage devices.
1
2
3
4
6
7
8
9
10
11
12
13
5
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