Setup Guide

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 Holds a CD/DVD drive or an optional third hard drive.
3 upper 3.5-inch drive bay Holds an optional fourth hard drive (serial ATA).
4 lower 3.5-inch drive bay You can use the bay for an optional floppy drive or an optional
Media Card Reader.
5 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.
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