47 Replacing the optical drive...............................................................................................................80
Procedure........................................................................................................................................................................... 80
Post-requisites....................................................................................................................................................................80
48 Removing the front bezel .................................................................................................................81
Prerequisites........................................................................................................................................................................81
Procedure............................................................................................................................................................................81
49 Replacing the front bezel..................................................................................................................83
Procedure........................................................................................................................................................................... 83
Post-requisites.................................................................................................................................................................... 83
50 Removing the power-button board................................................................................................. 84
Prerequisites....................................................................................................................................................................... 84
Procedure........................................................................................................................................................................... 84
51 Replacing the power-button board..................................................................................................85
Procedure........................................................................................................................................................................... 85
Post-requisites....................................................................................................................................................................85
52 Removing the rear trim cover...........................................................................................................86
Prerequisites....................................................................................................................................................................... 86
Procedure........................................................................................................................................................................... 86
53 Replacing the rear trim cover........................................................................................................... 87
Procedure............................................................................................................................................................................87
Post-requisites.................................................................................................................................................................... 87
54 Removing the system board............................................................................................................. 88
Prerequisites....................................................................................................................................................................... 88
Procedure........................................................................................................................................................................... 88
55 Replacing the system board..............................................................................................................91
Procedure............................................................................................................................................................................91
Post-requisites.....................................................................................................................................................................91
Entering the Service Tag in the BIOS setup program.......................................................................................................91
56 Downloading drivers.........................................................................................................................92
Downloading the audio driver.......................................................................................................................................... 92
Downloading the graphics driver......................................................................................................................................92
Downloading the USB 2.0 and USB 3.0 driver............................................................................................................... 92
Downloading the chipset driver........................................................................................................................................92
Downloading the network driver...................................................................................................................................... 93
57 System setup..................................................................................................................................... 94
Boot Sequence...................................................................................................................................................................94
7