Dell Precision 3431 Small Form Factor Service Manual

4. Install the:
a) Heat sink and heat sink fan
b) Hard drive and optical drive module
c) Front bezel
d) Side cover
5. Follow the procedure in After working inside your computer.
M.2 PCIe Solid State Drive -SSD
Removing the M.2 PCIe Solid State Drive -SSD
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 M.2 PCIe SSD card:
a) Remove the single (M2 x 3.5) screw that secures the M.2 PCIe SSD card to the system board [1].
b) Lift and pull out the SSD card from its connector on the system board [2].
c) Peel the thermal pad from the system board [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