Post-requisites................................................................................................................................................................. 59
25 Removing the system board...................................................................................................................... 60
Prerequisites.....................................................................................................................................................................60
Procedure......................................................................................................................................................................... 60
26 Replacing the system board.......................................................................................................................63
Procedure..........................................................................................................................................................................63
Post-requisites................................................................................................................................................................. 65
Entering the Service Tag in the BIOS setup program................................................................................................. 65
27 Removing the power-adapter port............................................................................................................. 66
Prerequisites.....................................................................................................................................................................66
Procedure......................................................................................................................................................................... 66
28 Replacing the power-adapter port............................................................................................................. 68
Procedure..........................................................................................................................................................................68
Post-requisites................................................................................................................................................................. 69
29 Removing the heat-sink assembly..............................................................................................................70
Prerequisites..................................................................................................................................................................... 70
Procedure..........................................................................................................................................................................70
30 Replacing the heat-sink assembly.............................................................................................................. 72
Procedure..........................................................................................................................................................................72
Post-requisites..................................................................................................................................................................73
31 Removing the power-button board............................................................................................................. 74
Prerequisites......................................................................................................................................................................74
Procedure..........................................................................................................................................................................74
32 Replacing the power-button board.............................................................................................................76
Procedure..........................................................................................................................................................................76
Post-requisites..................................................................................................................................................................77
33 Removing the ngerprint-reader board...................................................................................................... 78
Prerequisites..................................................................................................................................................................... 78
Procedure..........................................................................................................................................................................78
34 Replacing the ngerprint-reader board...................................................................................................... 80
Procedure......................................................................................................................................................................... 80
Post-requisites.................................................................................................................................................................. 81
35 Removing the touchpad.............................................................................................................................82
Prerequisites..................................................................................................................................................................... 82
Procedure..........................................................................................................................................................................82
36 Replacing the touchpad............................................................................................................................. 84
Contents
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