Maintenance and Service Guide HP ProDesk 400 G1 Microtower HP ProDesk 480 G1 Microtower HP ProDesk 490 G1 Microtower HP ProDesk 400 G1 Small Form Factor
System board connections – model 480
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 PCI1 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 Serial Port COMB black Optional Second Serial Port
6 DIMM3 (Channel B) DIMM3 black Memory Module
7 DIMM1 (Channel A) DIMM1 black Memory Module
8 Battery BAT black Battery
9 SATA 3.0 SATA4 white Any SATA Device other than the
Primary Hard Drive
10 SATA 3.0 SATA5 white Any SATA Device other than the
Primary Hard Drive
11 SATA 3.0 SATA1 dark blue Primary Hard Drive
12 SATA 3.0 SATA2 light blue Any SATA Device other than the
Primary Hard Drive
System board connections – model 480
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