Removing the USB Board | 37Removing the USB BoardWARNING: Before working inside your computer, read the safety informationthat shipped with your computer and follow the steps in "Before Working InsideYour Computer" on page 7. After working inside your computer, follow theinstructions in "After Working Inside Your Computer" on page 9. For moresafety best practices, see the Regulatory Compliance home page atdell.com/regulatory_compliance.Prerequisites1 Remove the battery. See "Removing the Battery" on page 10.2 Remove the optical-drive assembly. See "Removing the Optical Drive" on page 16.3 Remove the hard-drive assembly. See "Removing the Hard Drive" on page 19.4 Remove the keyboard. See "Removing the Keyboard" on page 22.5 Remove the base cover. See "Removing the Base Cover" on page 27.Procedure1 Remove the screw that secures the USB board to the computer base.2 Turn the USB board over and peel off the tape from the USB-board cable.3 Lift the connector latch and disconnect the USB-board cable from the USB board.4 Lift the USB board off the computer base.1 screw 2 USB board3 USB-board cable 4 connector latch4312