2. Insert the optional I/O module into its slot from the inside of your computer.
3. Connect the I/O cable to the connector on the system board .
4. Replace the two (M3X3) screws to secure the optional I/O module to the system.
Next steps
1. Install the fan assembly.
2. Install the front bezel.
3. Install the side cover.
4. Follow the procedure in After working inside your computer.
System board
Removing the system board
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the side cover.
3. Remove the front bezel.
4. Remove the 3.5/2.5-inch hard-drive assembly.
5. Remove the solid-state drive.
6. Remove the WLAN card.
7. Remove the heat-sink and fan assembly.
8. Remove the memory modules.
9. Remove the processor.
About this task
The following images indicate the location of the system board and provide a visual representation of the removal procedure.
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Removing and installing components