System board
Removing the system board
Prerequisites
1. Follow the procedure in Before working inside your computer.
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 that 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.
2. Remove the stand.
3. Remove the back cover.
4. Remove the I/O cover.
5. Remove the hard drive.
6. Remove the system-board shield.
7. Remove the memory module.
8. Remove the wireless card.
9. Remove the M.2 2230 solid-state drive or M.2 2280 solid-state drive, as applicable.
10. Remove the heat sink.
About this task
The following image indicates the connectors on your system board.
Removing and installing components
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