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System-Board Layout
Dell™Vostro™430ServiceManual
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front I/O panel connector
USB2 connector (from front I/O panel)
USB1 connector (from front I/O panel)
USB3 system-board connector
PCI Express x1 connector (PCIE_x1)
PCI Express x16 connector (PCIE_x16)
network connector and USB connectors (2)
PS/2 mouse and keyboard connectors
processor-fan power connector
main power connector (PWR1)
serial ATA hard drive connector
(SATA1,SATA2,SATA3, and SATA4)