Dell Precision T3400 (Late 2007): Front View (Desktop Orientation) 4 hard drive activity light

4 card slots Access connectors for any installed PCI or PCI Express

cards.

NOTE: The upper five connector slots support full-length

cards; the connector slot at the bottom supports a half-length

card.

NOTE: Check the documentation for cards to ensure that you

can accommodate them in your configuration. Some cards

that require more physical space and power (such as PCI

Express graphics cards) may restrict the use of other cards.

Front View (Desktop Orientation)

1 2 7

3

4

5 6

9101112

8

1 upper 5.25-inch drive

Supports an optical drive.

bay

2 lower 5.25-inch drive

Supports an optical drive or an additional hard drive

bay

(SATA only).

3 3.5-inch drive bay Supports a floppy drive or a Media Card Reader.

4 hard drive activity

The hard drive activity light is on when the computer

light

reads data from or writes data to the hard drive. The

light may also be on when a device such as an optical

drive is in operation.

Quick Reference Guide 15