Dell Precision 3431 Small Form Factor Service Manual

5. Remove the hard drive and optical drive module:
a) Disconnect the optical drive data cable and optical drive power cable from the connectors on the optical drive [1, 2].
b) Slide and lift the hard drive and optical drive module from the system [3].
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Installing the VGA card

Dell Precision 3431 Small Form Factor Specifications

General

Brand	Dell
Model	Precision 3431 Small Form Factor
Category	Desktop
Language	English