How to reseat the OS drive(s).

Depending on system, your server may have different configurations.

Online Rack Mount Units (1000, 1500, 2000, 2500)

Current generation Online units will have hot swappable trays in the back for (2) SSDs.

*Photos below are from an Online 2500.  

Internal are SATA and Power

Studio

Internal SATA and Power for Single SSD.

Procache

Onboard M.2 SSD.  *These are very difficult to reach as the entire mother board will need to be removed.

Portable

May have an onboard M.2 SSD or SSD similar to the Studio unit.