Dell BOSS-N1 User Manual page 19

Figure 3. Remove the M.2 SSD
6. Disconnect the BOSS N1 power cable and the BOSS signal cable from the system board.
NOTE: If BOSS N1 module is installed, ensure to disconnect the BOSS N1 power cable and signal cable before removing
the Riser 1 cage.
Figure 4. Remove the BOSS power cable and BOSS signal cable from the BOSS-N1 Monolithic controller module
7. Using the Phillips #1 screwdriver remove the M3 x 0.5 x 4.5 mm screw that secures the BOSS-N1 Monolithic controller
module on Riser 1. Slide the BOSS-N1 Monolithic controller module towards the front of the chassis and lift the controller
module.
Install and remove a BOSS-N1 controllers 19