Dell DCTA manual About Your Computer, Front View Tower Orientation

About Your Computer

Front View (Tower Orientation)

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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.

Quick Reference Guide

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