Dell Latitude 7340 Service Manual - Page 3

Contents Chapter 1: Working inside your computer 6 Safety instructions...6 Before working inside your computer...6 Safety precautions...7 Electrostatic discharge-ESD protection...7 ESD field service kit ...8 Transporting sensitive components...9 After working inside your computer...9 BitLocker...9 Chapter 2: Removing and installing components 10 Recommended tools...10 Screw list...10 Major components of Latitude 7340...11 NanoSIM-card tray...13 Removing the nanoSIM-card tray ...13 Installing the nanoSIM-card tray ...14 Base cover...15 Removing the base cover ...15 Installing the base cover ...18 Solid-state drive...19 Removing the M.2 2230 solid-state drive...19 Installing the M.2 2230 solid-state drive...20 Wireless Wide Area Network (WWAN) card...21 Removing the 5G WWAN card ...21 Installing the 5G WWAN card ...23 Battery...24 Lithium-ion battery precautions...24 Removing the 2-cell battery ...24 Installing the 2-cell battery ...25 Removing the 3-cell battery ...26 Installing the 3-cell battery ...27 Battery cable...28 Removing the battery cable ...28 Installing the battery cable...29 Fan...30 Removing the fan ...30 Installing the fan...31 Heat-sink...32 Removing the heat-sink ...32 Installing the heat-sink...33 Coin-cell battery...35 Removing the coin-cell battery ...35 Installing the coin-cell battery ...35 Contents 3