Dell Precision 3431 Small Form Factor Service Manual

Removing the M.2 PCIe Solid State Drive -SSD

1. Follow the procedure in Before working inside your computer.
2. Remove the:
   1. Side cover
   2. Front bezel
   3. Hard drive and optical drive module
3. To remove the M.2 PCIe SSD card:
   1. Remove the single (M2 x 3.5) screw that secures the M.2 PCIe SSD card to the system board [1].
   2. Lift and pull out the SSD card from its connector on the system board [2].
   3. Peel the thermal pad from the system board [3].

      NOTE: : M.2 PCIe SSD with capacity over 512G(512G/1TB/2TB) must be installed with a thermal pad. M.2 SATA SSD and M.2 PCIe SSD with 128G and 256G does not require a thermal pad.