Installing the speakers................................................................................................................................................... 43
System fan........................................................................................................................................................................... 45
Removing the system fan.............................................................................................................................................45
Installing the system fan............................................................................................................................................... 47
Heat sink...............................................................................................................................................................................49
Removing the heatsink................................................................................................................................................. 49
Installing the heatsink....................................................................................................................................................50
DC-in port.............................................................................................................................................................................50
Removing the DC-in port............................................................................................................................................. 50
Installing the DC-in port................................................................................................................................................52
LED board.............................................................................................................................................................................54
Removing the LED board............................................................................................................................................. 54
Installing the LED board................................................................................................................................................ 57
Touchpad button board......................................................................................................................................................60
System board....................................................................................................................................................................... 63
Removing the system board........................................................................................................................................ 63
Installing the system board...........................................................................................................................................69
Coin-cell battery.................................................................................................................................................................. 76
Removing the coin-cell battery....................................................................................................................................76
Installing the coin-cell battery...................................................................................................................................... 76
Display assembly.................................................................................................................................................................. 77
Removing the display assembly....................................................................................................................................77
Installing the display assembly..................................................................................................................................... 80
Keyboard...............................................................................................................................................................................83
Removing the keyboard................................................................................................................................................ 83
Installing the keyboard.................................................................................................................................................. 86
Smart card reader board.................................................................................................................................................... 89
Palmrest assembly...............................................................................................................................................................93
5 Troubleshooting.........................................................................................................................95
SupportAssist Diagnostics..................................................................................................................................................95
System diagnostic lights..................................................................................................................................................... 97
WiFi power cycle................................................................................................................................................................. 98
4
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