|
1 PS/2 keyboard and mouse connector |
2 8-pin power connector |
|
3 Microprocessor socket |
4 Microprocessor fan connector |
|
5 Memory slot (DIMM1) |
6 Memory slot (DIMM2) |
|
7 Memory slot (DIMM3) |
8 Memory slot (DIMM4) |
|
9 Power button connector |
10 Internal speaker connector |
|
11 Auxiliary fan connector 1 (front fan) |
12 ThinkCentre LED connector |
|
13 10-pin power connector |
14 SATA power connectors |
|
15 Clear CMOS (Complementary Metal Oxide Semiconductor)/Recovery
jumper |
16 Auxiliary fan connector 2 (side fan) |
|
17 SATA connectors |
18 M.2 solid-state drive slots |
|
19 Thermal sensor connector |
20 Front USB connector 2 |
|
21 M.2 Wi-Fi card slot |
22 Front USB connector 1 |
|
23 Parallel connector |
24 Serial (COM) connector |
|
25 Thunderbolt™ connector |
26 PCIe x1 card slot |
|
27 PCIe x16 Gen 4 card slot (link width x4) |
28 PCIe x1 card slot |
|
29 PCIe x16 Gen 4 graphics card slot |
30 E-lock connector |
|
31 System fan connector (rear fan) |
32 Cover presence switch connector (intrusion switch
connector) |
|
33 Coin-cell battery |
|
