Dell Latitude 3540

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Removing the Display Assembly (Touch)............................................................................................................... 28

Installing the Display Assembly (Touch).................................................................................................................29

Removing the Display Assembly.............................................................................................................................30

Installing the Display Assembly..............................................................................................................................31

Removing the Power Connector.............................................................................................................................32

Installing the Power Connector..............................................................................................................................32

Removing the Display Bezel................................................................................................................................... 33

Installing the Display Bezel.....................................................................................................................................34

Removing the Display Hinges................................................................................................................................. 35

Installing the Display Hinges.................................................................................................................................. 35

Removing the Display Panel................................................................................................................................... 36

Installing the Display Panel.................................................................................................................................... 37

Removing the Camera Module............................................................................................................................... 38

Installing the Camera Module.................................................................................................................................39

3 System Setup............................................................................................................................. 41

Boot Sequence....................................................................................................................................................... 41

Navigation Keys......................................................................................................................................................41

System Setup Options.............................................................................................................................................42

Updating the BIOS ................................................................................................................................................. 45

System and Setup Password..................................................................................................................................45

Assigning a System Password and Setup Password...................................................................................... 46

Deleting or Changing an Existing System and/or Setup Password..................................................................46

4 Troubleshooting.........................................................................................................................49

Enhanced Pre-Boot System Assessment (ePSA) Diagnostics...............................................................................49

Device Status Lights............................................................................................................................................... 49

Battery Status Lights.............................................................................................................................................. 50

Beep Codes.............................................................................................................................................................50

LED Error Codes......................................................................................................................................................50

5 Specifications............................................................................................................................ 53

6 Contacting Dell.......................................................................................................................... 59