Hold the
system board by its edges and angle it towards the back of the system.
Lower
the system board into the system until the connectors at the back
of the system board align with the slots on the chassis, and the screw
holes on the system board align with the standoffs on the system [1,2].
Replace
the two (M3x4) screws [1] and three (6-32x5.4) screws [2] to secure
the system board to the system.
Place
the HDD caddy support on the system board [1].
Replace
the screw that secures the HDD caddy support to the system board
[2].