Installing The System Board - Dell OptiPlex 3046 Owner's Manual

Installing the system board

1 Hold the system board by its edges and angle it toward the back of the computer.
2 Lower the system board into the computer until the connectors at the back of the system board align with the slots on the
back wall of the computer, and the screw holes on the system board align with the standoffs on the computer.
3 Tighten the screws that secure the system board to the computer.
4 Connect the cables to the system board.
5 Install the:
a VGA daughter board
b SD card reader
c expansion card
d processor
e heat sink
f optical drive
g hard drive assembly
h front bezel
i fan duct
j cover
6 Place the I/O panel on the chassis.
7 Tighten the screws to secure the I/O panel to the chassis.
8 Follow the procedure in After Working Inside Your Computer.
Removing and installing components 22