Dell Latitude 3540 Owners Manual - Page 4

Removing the Display Assembly (Touch)...27 Installing the Display Assembly (Touch)...28 Removing the Display Assembly...29 Installing the Display Assembly...30 Removing the Power Connector...30 Installing the Power Connector...31 Removing the Display Bezel...31 Installing the Display Bezel...32 Removing the Display Hinges...33 Installing the Display Hinges...34 Removing the Display Panel...34 Installing the Display Panel...35 Removing the Camera Module...36 Installing the Camera Module...36 3 System Setup...39 Boot Sequence...39 Navigation Keys...39 System Setup Options...40 Updating the BIOS ...43 System and Setup Password...43 Assigning a System Password and Setup Password 44 Deleting or Changing an Existing System and/or Setup Password 44 4 Troubleshooting...47 Enhanced Pre-Boot System Assessment (ePSA) Diagnostics 47 Device Status Lights...47 Battery Status Lights...48 Beep Codes...48 LED Error Codes...48 5 Specifications...51 6 Contacting Dell...57