Dell Inspiron One 2330 Owner's Manual page 100

11 Remove the processor. See "Removing the Processor" on page 67.
12 Remove the wireless mini-card.
See "Removing the Wireless Mini-Card" on page 51.
Procedure
1 Disconnect all the cables from the system-board connectors.
2 Remove the screws that secure the system board to the chassis.
3 Gently lift the system board to the side of your computer and remove the
system board off the chassis.
1 system board
100
System Board
2 screws (8)
1
2