Dell Latitude 7390 - Page 12

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b To install the M.2 2230 SSD assembly into the computer:
1 Align the M.2 2230 SSD assembly into its slot in the computer [1].
2 Fasten the M2.0 x 3.0 screw to secure the M.2 SSD assembly to the computer [2].
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Installing the 2230 Solid State Drive