DELL PD055 用户手册

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.

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