Dell Vostro 3401 - Page 4

Installing the coin-cell battery.................................................................................................................................. 40
System fan..........................................................................................................................................................................40
Removing the system fan..........................................................................................................................................40
Installing the system fan.............................................................................................................................................41
Heat sink..............................................................................................................................................................................42
Removing the heatsink...............................................................................................................................................42
Installing the heatsink................................................................................................................................................. 43
Speakers.............................................................................................................................................................................. 44
Removing the speakers..............................................................................................................................................44
Installing the speakers................................................................................................................................................45
IO board............................................................................................................................................................................... 46
Removing the IO board.............................................................................................................................................. 46
Installing the IO board.................................................................................................................................................47
Touchpad.............................................................................................................................................................................48
Removing the touch pad assembly......................................................................................................................... 48
Installing the touch pad assembly........................................................................................................................... 49
Display assembly.................................................................................................................................................................51
Removing the display assembly................................................................................................................................ 51
Installing the display assembly..................................................................................................................................53
Display bezel.......................................................................................................................................................................55
Removing the display bezel...................................................................................................................................... 55
Installing the display bezel ....................................................................................................................................... 58
Camera...........................................................................................................................................................................59
Display panel..................................................................................................................................................................61
Display back-cover and antenna assembly............................................................................................................65
Camera.................................................................................................................................................................................66
Removing the camera................................................................................................................................................ 66
Installing the camera...................................................................................................................................................67
Display panel.......................................................................................................................................................................68
Removing the display panel.......................................................................................................................................68
Installation display panel.............................................................................................................................................70
Display back-cover and antenna assembly..................................................................................................................72
Removing the display back-cover............................................................................................................................72
Installing the display back-cover..............................................................................................................................73
Power button......................................................................................................................................................................73
Removing the power button..................................................................................................................................... 73
Installing the power button....................................................................................................................................... 74
System board..................................................................................................................................................................... 75
Removing the system board..................................................................................................................................... 75
Installing the system board....................................................................................................................................... 78
Power-adapter port..........................................................................................................................................................80
Removing the power adapter port..........................................................................................................................80
Installing the power adapter port............................................................................................................................. 81
Palm-rest and keyboard assembly.................................................................................................................................82
Removing the palmrest and keyboard assembly..................................................................................................82
Chapter 5: Troubleshooting......................................................................................................... 84
Enhanced Pre-Boot System Assessment (ePSA) diagnostics...............................................................................84
Running SupportAssist diagnostics.........................................................................................................................84
System diagnostic lights..................................................................................................................................................85
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