Hold the system board by its edges and align
it toward the back of the computer [1,2].
Lower the system board into the computer 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 computer.
Tighten the screws (8) to secure the system board
to the computer [1].
Align the cables with the pins on connectors
on the system board and connect the following cables to the system
board:
Route all the cables through the routing clips.
power distribution for optical drive and
hard drives [1]
PSU [2]
speaker cable [3]
SATA data cable for optical dive and hard drive cables (4 cables) [4]