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19. M.2 SSD PCIe connector
20. Coin-cell battery
21. USB Type-C connector
Removing the system board
Prerequisites
1. Follow the procedure in
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
side
cover.
3. Remove the
front
bezel.
4. Remove the
2.5-inch
5. Remove the
3.5-inch
6. Remove the
hard-drive and optical-drive
7. Remove the memory.
8. Remove the
solid-state
9. Remove the
WLAN
card.
10. Remove the
expansion
11. Remove the
heat-sink and fan
12. Remove the processor.
About this task
The following images indicate the location of the system board and provide a visual representation of the removal procedure.
72
Removing and installing components
before working inside your
hard-drive.
hard-drive.
cage.
drive.
card.
assembly.
computer.
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