Lenovo ThinkStation P520 User Manual page 117

M.2 solid-state drive in an M.2 solid-state drive PCIe adapter
Install M.2 solid-state drives in the alphabetic order as shown.
Figure 84. M.2 solid-state drive installation order
To remove or install an M.2 solid-state drive in the M.2 solid-state drive PCIe adapter, do the following:
1. Remove the M.2 solid-state drive PCIe adapter from the PCIe card slot. See "Full-length PCIe card" on
page 115.
2. Slide the cover latches to the open position. Then, pivot the cover as shown until it stops.
Figure 85. Opening the cover
.
Chapter 7 Hardware removal and installation
103