Installing The System Board; System Board Components - Dell Vostro 3901 Owner's Manual

• I/O panel
3. Follow the steps to remove the system board:
a. Disconnect and un-thread all the cables connected to the system board.
b. Remove the screws that secure the system board to the computer.
c. Slide the system board towards the front of the computer and tilt to a 45–degree angle.
d. Lift and remove the system board out of the computer.

Installing the System Board

1. Place the system board into the computer at a 45–degree angle and then slide it towards the back of
the computer.
2. Replace the screws to secure the system board to the computer.
3. Thread and connect all the cables to the system board.
4. Install the:
• I/O panel
• memory
• expansion cards
• processor
• heatsink
• hard drive
• optical drive
• bezel
• cover
5. Follow the procedures in After Working Inside Your Computer.

System Board Components

The following image displays the system board components:
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