Service Manual

Table Of Contents
Removing the power-button board.......................................................................................................................85
Installing the power-button board.........................................................................................................................85
System board............................................................................................................................................................86
Removing the system board................................................................................................................................ 86
Installing the system board.................................................................................................................................. 88
Entering the Service Tag in the BIOS setup program..........................................................................................91
3 Device drivers................................................................................................................................... 92
Operating system......................................................................................................................................................92
Downloading the audio driver....................................................................................................................................92
Downloading the graphics driver...............................................................................................................................92
Downloading the USB driver.....................................................................................................................................93
Downloading the WiFi driver..................................................................................................................................... 93
Downloading the media-card reader driver...............................................................................................................94
Downloading the chipset driver.................................................................................................................................94
Downloading the network driver................................................................................................................................95
4 System setup.................................................................................................................................... 96
System setup............................................................................................................................................................ 96
Entering BIOS setup program...................................................................................................................................96
Navigation keys.........................................................................................................................................................96
Boot Sequence..........................................................................................................................................................96
System setup options................................................................................................................................................97
Clearing CMOS settings............................................................................................................................................99
Clearing forgotten password................................................................................................................................... 100
5 Troubleshooting............................................................................................................................. 102
Enhanced Pre-Boot System Assessment (ePSA) diagnostics................................................................................102
Running the ePSA diagnostics...........................................................................................................................102
System diagnostic lights..........................................................................................................................................102
Recovering the operating system............................................................................................................................103
Flashing BIOS (USB key)........................................................................................................................................103
Flashing the BIOS...................................................................................................................................................103
WiFi power cycle.....................................................................................................................................................104
Flea power release..................................................................................................................................................104
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