
System board connections
Refer to the following illustration and table to identify the system board connectors for your model.
No. System Board Connector System Board Label Color Component
1 PCI Express x16 downshifted to
a x4
X4PCIEXP white Expansion Card
2 PCI Express x1 X1PCIEXP2 black Expansion Card
3 PCI Express x1 X1PCIEXP1 black Expansion Card
4 PCI Express x16 X16PCIEXP black Expansion Card
5 DisplayPort DISPLAY white DisplayPort Expansion Card
6 DIMM4 (Channel A) DIMM4 white Memory Module
7 DIMM3 (Channel A) DIMM3 black Memory Module
8 DIMM2 (Channel B) DIMM2 white Memory Module
9 DIMM1 (Channel B) DIMM1 black Memory Module
10 Battery BAT black Battery
11 SATA 3.0 SATA1 light blue Any SATA Device other than the
Primary Hard Drive
12 SATA 3.0 SATA2 light blue Any SATA Device other than the
Primary Hard Drive
13 SATA 3.0 SATA0 dark blue Primary Hard Drive
10 Chapter 2 Hardware upgrades
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