Dell Latitude 3340 G94C5 Service Manual page 4

Table of Contents

Power-button board......................................................................................................................................................... 36

Removing the power button.....................................................................................................................................36

Installing the power button....................................................................................................................................... 36

Power button with optional fingerprint reader...........................................................................................................37

Removing the power button with optional fingerprint reader.......................................................................... 37

Installing the power button with optional fingerprint reader............................................................................ 38

Touchpad.............................................................................................................................................................................39

Removing the touchpad.............................................................................................................................................39

Installing the touchpad................................................................................................................................................41

Power-adapter port.......................................................................................................................................................... 43

Removing the power-adapter port..........................................................................................................................43

Installing the power-adapter port............................................................................................................................44

Speakers.............................................................................................................................................................................. 44

Removing the speakers..............................................................................................................................................44

Installing the speakers................................................................................................................................................45

Heat sink.............................................................................................................................................................................. 47

Removing the heat-sink for integrated graphics................................................................................................. 47

Installing the heat-sink for integrated graphics................................................................................................... 47

System board..................................................................................................................................................................... 48

Removing the system board..................................................................................................................................... 48

Installing the system board........................................................................................................................................ 51

Palm-rest and keyboard assembly................................................................................................................................ 53

Removing the palm-rest and keyboard assembly................................................................................................ 53

Installing the palm-rest and keyboard assembly ................................................................................................. 54

Chapter 3: Drivers and downloads............................................................................................... 56

Chapter 4: BIOS setup.................................................................................................................57

Entering BIOS setup program........................................................................................................................................ 57

Navigation keys..................................................................................................................................................................57

One time boot menu......................................................................................................................................................... 57

One Time Boot menu........................................................................................................................................................58

System setup options.......................................................................................................................................................58

Updating the BIOS............................................................................................................................................................ 67

Updating the BIOS in Windows................................................................................................................................ 67

Updating the BIOS in Linux and Ubuntu................................................................................................................ 68

Updating the BIOS using the USB drive in Windows..........................................................................................68

Updating the BIOS from the F12 One-Time boot menu.....................................................................................68

System and setup password...........................................................................................................................................69

Assigning a system setup password....................................................................................................................... 69

Deleting or changing an existing system setup password................................................................................. 70

Clearing CMOS settings.................................................................................................................................................. 70

Clearing BIOS (System Setup) and System passwords........................................................................................... 71

Chapter 5: Troubleshooting......................................................................................................... 72

Handling swollen rechargeable Li-ion batteries..........................................................................................................72

Dell SupportAssist Pre-boot System Performance Check diagnostics................................................................72

Running the SupportAssist Pre-Boot System Performance Check................................................................ 73

Built-in self-test (BIST)................................................................................................................................................... 73

Contents

Table of Contents