Dell Vostro 420 Service Manual - Page 69

22 PCI Express x1 23 PCI Express x16 24 PCI Express x1 connector connector (PCIE_X1 2) connector (PCIE_x16) (PCIE_X1 1) 25 audio connectors 26 one LAN and two USB 27 USB ports (2) ports 28 USB ports (2) and ESATA connector 29 chassis fan connector 30 Display Port 31 video (VGA) and parallel ports 32 PS/2 mouse and keyboard connectors Vostro 220 1 power connector (PWR2) 2 processor heat sink/fan assembly power 4 main power connector (PWR1) 5 serial ATA drive connector (SATA2) 7 serial ATA drive connector (SATA3) 8 serial ATA drive connector (SATA0) 10 front I/O panel connector 11 USB1 system board connector (from front I/O panel) 13 CMOS jumper (CLEAR 14 USB3 system board CMOS) connector 16 PCI connector (PCI1) 17 PCI connector (PCI2) 19 PCI Express x1 20 audio connectors connector (PCIE_X1) 22 chassis fan power 23 USB ports (2) 25 PS/2 mouse and keyboard connectors 3 memory module connectors (2) 6 serial ATA drive connector (SATA1) 9 battery socket 12 USB2 system board connector (from front I/O panel) 15 audio connector (AUDIO1) (from front I/O panel) 18 PCI Express x16 connector (PCIE_x16) 21 one LAN and two USB ports 24 video connector (VGA) Vostro 220s