Removing the system boardWARNING: Before working inside your computer, read the safetyinformation that shipped with your computer and follow the steps in Beforeworking inside your computer. After working inside your computer, followthe instructions in After working inside your computer. For more safety bestpractices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.NOTE: Your computer’s Service Tag is stored in the system board. You mustenter the Service Tag in the BIOS setup program after you replace thesystem board.NOTE: Replacing the system board removes any changes you have made tothe BIOS using the BIOS setup program. You must make the appropriatechanges again after you replace the system board.NOTE: Before disconnecting the cables from the system board, note thelocation of the connectors so that you can reconnect the cables correctlyafter you replace the system board.Prerequisites1 Remove the base cover.2 Remove the battery.3 Remove the memory module.4 Remove the wireless card.5 Remove the fan.6 Remove the heat sink.7 Remove the solid-state drive.8 Follow the procedure from step 1 to step 2 in “Removing the hard drive”.Procedure1 Disconnect the power-adapter port cable from the system board.2 Open the latch and disconnect the display cable from the system board.3 Disconnect the speaker cable from the system board.64
