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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
X16PCIEXP
black
Expansion Card
2
PCI Express x1
X1PCIEXP1
black
Expansion Card
3
DIMM3 (Channel A)
DIMM3
black
Memory Module
4
DIMM1 (Channel B)
DIMM1
black
Memory Module
5
Battery
BAT
black
Memory Module
6
SATA 3.0
SATA1
light blue
Optical Drive
7
SATA 3.0
SATA0
dark blue
Primary Hard Drive
System board connections
29