Dell Inspiron 5490 Service Manual - Page 3

Contents 1 Safety instructions...6 Before working inside your computer...6 Before you begin ...6 Electrostatic discharge-ESD protection...7 ESD field service kit ...7 Transporting sensitive components...8 After working inside your computer...8 2 Removing and installing components 9 Recommended tools...9 Screw list...9 Base cover...10 Removing the base cover...10 Installing the base cover...11 Battery...13 Lithium-ion battery precautions...13 Removing the battery...13 Installing the battery...14 Memory module...16 Removing the memory module...16 Installing the memory module...17 Solid-state drive...18 Removing the solid-state drive...18 Moving the solid-state drive screw mount...19 Installing the solid-state drive...20 Wireless card...22 Removing the wireless card...22 Installing the wireless card...23 I/O board...25 Removing the I/O board...25 Installing the I/O board...25 Heat sink...26 Removing the heat sink (integrated graphics)...26 Installing the heat sink (integrated graphics)...27 Removing the heat sink (discrete graphics)...28 Installing the heat sink (discrete graphics)...29 Touchpad...30 Removing the touchpad...30 Installing the touchpad...31 Fan...32 Removing the fan...32 Installing the fan...33 Display assembly...34 Removing the display assembly...34 Contents 3