Installing System Board - Dell OptiPlex 3050 Micro Owner's Manual

a. Remove the #6-32*5.4 screws that secure the system board to the computer [1].
b. Slide the system board to disengage the connectors from the back of the computer [2].
c. Lift the system board away from the computer [3].

Installing system board

Steps
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
chassis, and the screw holes on the system board align with the standoffs on the computer.
3. Tighten the #6-32*5.4 screws to secure the system board to the computer.
4. Place the metal tab on the system board and tighten the screw to secure the metal tab to the system board.
5. Install the:
a. processor
b. heat sink
c. system fan
d. 2.5–inch drive assembly
e. cover
6. Follow the procedure in After working inside your computer.
Removing and installing components 25