10. Disconnect all cables from the M.2 pass-through card .
11. Remove the M.2 pass-through card assembly:
a. Rotate the locking pin to the open (vertical) position (callout 1).
b. Detach the M.2 pass-through card assembly from the chassis (callout 2).
12. If installed, remove all M.2 SATA SSDs.
Retain all screws and M.2 SSDs for future use.
13. Remove all SSD mounting screws (callout 1) and the hex screws (callout 2) from 22110 standoff on both sides of pass-through card.
Retain all screws for future use.