Service Manual

38 Removing the palm-rest and keyboard assembly....................................................................................... 64
Prerequisites..................................................................................................................................................................... 64
Procedure..........................................................................................................................................................................64
39 Replacing the palm-rest and keyboard assembly....................................................................................... 65
Procedure......................................................................................................................................................................... 65
Post-requisites................................................................................................................................................................. 65
40 Device drivers............................................................................................................................................66
Wireless and Bluetooth drivers.......................................................................................................................................66
41 System setup..............................................................................................................................................67
Boot Sequence.................................................................................................................................................................67
Navigation keys................................................................................................................................................................ 67
System setup....................................................................................................................................................................68
Entering BIOS setup program........................................................................................................................................ 68
System setup options......................................................................................................................................................68
Clearing CMOS settings..................................................................................................................................................72
Clearing BIOS (System Setup) and System passwords..............................................................................................72
42 Troubleshooting......................................................................................................................................... 73
Flashing the BIOS.............................................................................................................................................................73
Flashing BIOS (USB key)................................................................................................................................................ 73
Enhanced Pre-Boot System Assessment (ePSA) diagnostics...................................................................................73
Running the ePSA diagnostics..................................................................................................................................74
Diagnostics........................................................................................................................................................................74
WiFi power cycle.............................................................................................................................................................. 75
Flea power release........................................................................................................................................................... 75
43 Getting help and contacting Dell................................................................................................................ 76
Self-help resources.......................................................................................................................................................... 76
Contacting Dell................................................................................................................................................................. 76
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