Dell Latitude 5490 Owners Manual - Page 3

Contents 1 Working on your computer...7 Safety precautions...7 Standby power...7 Bonding ...7 Electrostatic discharge-ESD protection...7 ESD field service kit ...8 Transporting sensitive components...9 Before working inside your computer...9 After working inside your computer...9 2 Removing and installing components...10 Recommended tools...10 Screw size list...11 Subscriber Identity Module(SIM) board...11 Removing the Subscriber Identification Module card 11 Installing the Subscriber Identification Module card 12 Base cover...12 Removing the base cover...12 Installing the base cover...14 Battery...14 Lithium-ion battery precautions...14 Removing the battery...15 Installing the battery...15 Solid State Drive - optional ...16 Removing the SSD card...16 Installing the SSD card...17 Removing the SSD frame...17 Installing the SSD frame...18 Hard drive...18 Removing hard drive...18 Installing hard drive ...19 Coin-cell battery...19 Removing the coin cell battery...19 Installing coin cell battery...20 WLAN card...20 Removing WLAN card...20 Installing WLAN card...23 WWAN card - optional...23 Removing the WWAN card...23 Installing the WWAN card...24 Memory modules...24 Removing the memory module...24 Installing the memory module...25 Contents 3