2. Processor-power cable
3. Processor fan connector
4. UDIMM slots
From the left (a>b>c>d):
DIMM 3
DIMM 1
DIMM 4
DIMM 2
5. Coin-cell battery socket
6. Power-button cable
7. SD-card reader slot
8. M.2 WLAN slot
9. Hard-drive data cable (SATA 0)
10. System-power cable
11. Internal-speaker cable
12. Hard-drive data cable (SATA 1)
13. Optical-drive/hard-drive data cable (SATA 2)
14. SATA power cable
15. a. PCIe x16 slot (SLOT 2)
b. PCIe x4 slot (SLOT 4)
16. M.2 2230/2280 solid-state drive slot
17. Processor socket
18. I/O cable
Removing the system board
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the side cover.
3. Remove the front bezel.
4. Remove the 2.5-inch hard-drive.
5. Remove the 3.5-inch hard-drive.
6. Remove the hard-drive and optical-drive cage.
7. Remove the expansion card.
8. Remove the solid-state drive.
9. Remove the WLAN card.
10. Remove the heat-sink and fan assembly.
11. Remove the memory modules.
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.
Removing and installing components
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