Dell Latitude 5430 Chromebook Service Manual page 4

Volume-control board.......................................................................................................................................................37
Removing the volume-control board...................................................................................................................... 37
Installing the volume-control board.........................................................................................................................37
Power-button board......................................................................................................................................................... 38
Removing the power-button board.........................................................................................................................38
Installing the power-button board...........................................................................................................................39
Fan........................................................................................................................................................................................ 40
Removing the fan........................................................................................................................................................ 40
Installing the fan........................................................................................................................................................... 41
HeatSink.............................................................................................................................................................................. 42
Removing the heat sink..............................................................................................................................................42
Installing the heat sink................................................................................................................................................43
Display assembly................................................................................................................................................................44
Removing the display assembly............................................................................................................................... 44
Installing the display assembly..................................................................................................................................46
System board..................................................................................................................................................................... 49
Removing the system board..................................................................................................................................... 49
Installing the system board....................................................................................................................................... 52
Palm-rest and keyboard assembly................................................................................................................................ 55
Removing the palm-rest and keyboard assembly................................................................................................55
Installing the palm-rest and keyboard assembly.................................................................................................. 56
Chapter 3: Troubleshooting.........................................................................................................58
Handling swollen Lithium-ion batteries........................................................................................................................ 58
Chrome Shell (CROSH)................................................................................................................................................... 58
Recovering the operating system................................................................................................................................. 59
WiFi power cycle............................................................................................................................................................... 59
Drain residual flea power (perform hard reset)......................................................................................................... 59
Chrome OS Pre-Boot Diagnostics ......................................................................................................................... 60
Chapter 4: Getting help and contacting Dell.................................................................................61
4 Contents