Dell Precision 3431 Small Form Factor Service Manual

d) Disconnect the optical drive data cable and optical drive power cable from the connectors on the optical drive [1, 2] and lower the
hard drive and optical module until it is seated [3].
36
Removing and Installing components

Dell Precision 3431 Small Form Factor Specifications

General

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