Dell Vostro 3470 Service Manual - Page 3

Contents 1 Working on your computer...5 Safety instructions...5 Turning off your computer - Windows 10...5 Before working inside your computer...5 After working inside your computer...6 2 Technology and components...7 USB features...7 USB 3.0/USB 3.1 Gen 1 (SuperSpeed USB)...7 Speed...7 Applications...8 Compatibility...8 HDMI 1.4...9 HDMI 1.4 Features...9 Advantages of HDMI...9 3 Removing and installing components...10 Recommended tools...10 Screw size list...10 System board layout...11 Cover...11 Removing the cover...11 Installing the cover...13 Front Bezel...13 Removing the front bezel...13 Installing the front bezel...15 Cooling shroud...17 Removing the cooling shroud...17 Installing the cooling shroud...18 Expansion card...19 Removing the PCIe X1 expansion card-optional...19 Installing the PCIe X1 expansion card-optional...21 Removing the PCIe X16 expansion card-optional 23 Installing the PCIe X16 expansion card-optional 25 Installing PCIe expansion card in slot 1- optional 27 3.5-inch hard drive chassis...30 Removing the 3.5-inch hard drive chassis ...30 Installing the 3.5-inch hard drive chassis ...32 3.5-inch hard drive...34 Drive cage...36 Removing the drive cage...36 Installing the drive cage...37 Optical drive...39 Contents 3