Dell Precision 3431 Small Form Factor Service Manual

3. Install the:
a) Heat sink and heat sink fan
b) Hard drive and optical drive module
c) Front bezel
d) Side cover
4. Follow the procedure in After working inside your computer.
Power switch
Removing power switch
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a) Side cover
b) Front bezel
c) Hard drive and optical drive module
3. To remove the power switch:
a) Disconnect the power switch cable from the system board [1].
b) Press the power switch retention tabs and pull the power switch out from the system [2] [3].
Removing and Installing components
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Dell Precision 3431 Small Form Factor Specifications

General

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