Identifier GUID-B54497E8-5AD5-4FF9-AD4A-F32FDBEDE1E8
Status Released
Removing the system board
WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, 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 must enter the Service Tag in the BIOS setup program
after you replace the system board.
NOTE: Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program. You must
make the appropriate changes again after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect
the cables correctly after you replace the system board.
Identifier GUID-098F2C29-6EDC-44D1-8343-8815301D49B4
Status Released
Prerequisites
1 Remove the base cover.
2 Remove the battery.
3 Remove the memory modules.
4 Remove the coin-cell battery.
5 Remove the solid-state drive/Intel Optane memory module.
6 Remove the fan.
7 Remove the heat sink.
8 Remove the wireless card.
Identifier GUID-982755BA-C3C7-4CC6-920A-104E7990A1CE
Status Released
Procedure
1 Open the latch, and disconnect the I/O-board cable from the system board.
2 Peel o the tapes that secure the display cable and touch-screen board cable to the system board.
3 Disconnect the touch-screen board cable from the system board.
4 Open the latches, and disconnect the display cable from the system board.
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Removing the system board 59
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