Replacing the System Board | 11351 Replacing the System BoardWARNING: Before working inside your computer, read the safety informationthat shipped with your computer and follow the steps in "Before You Begin" onpage 11. After working inside your computer, follow the instructions in "AfterWorking Inside Your Computer" on page 13. For additional safety best practicesinformation, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.NOTE: Your computer’s Service Tag is stored in the system board. You must enterthe Service Tag in the system setup after you replace the system board.Procedure1 Align the screw holes on the system board with the screw holes on the computerbase.2 Replace the screws that secure the system board to the computer base.3 Connect the following cables to the system board:• Speaker cable• Power-button cable• Converter cable• Volume/Display-settings control cable• Hard-drive power cable• Hard-drive data cable• Optical-drive power cable• Optical-drive data cable• Main and processor power-supply cables• LVDS cable• Touchscreen cable• Processor heat-sink fan cable• Display-power cable• Camera cable• Infrared-receiver cable
