Service Manual

Removing the microphones...................................................................................................................................... 75
Installing the microphones........................................................................................................................................ 76
Input and Output board................................................................................................................................................... 77
Removing the Input and Output board....................................................................................................................77
Installing the input and output board.......................................................................................................................79
Headset port..................................................................................................................................................................... 81
Removing the headset port.......................................................................................................................................81
Installing the headset port........................................................................................................................................ 82
Antennas........................................................................................................................................................................... 83
Removing the antennas............................................................................................................................................ 83
Installing the antennas...............................................................................................................................................84
Display panel.....................................................................................................................................................................85
Removing the display panel...................................................................................................................................... 85
Installing the display panel......................................................................................................................................... 87
Display cable..................................................................................................................................................................... 89
Removing the display cable...................................................................................................................................... 89
Installing the display cable.........................................................................................................................................90
Middle frame..................................................................................................................................................................... 91
Removing the middle frame......................................................................................................................................92
Installing the middle frame........................................................................................................................................ 93
4 Troubleshooting your computer................................................................................................................... 96
Enhanced Pre-Boot System Assessment — ePSA diagnostics................................................................................96
Running the ePSA Diagnostics.................................................................................................................................96
Diagnostics....................................................................................................................................................................... 96
LCD built in self test - BIST.............................................................................................................................................97
Invoking BIST..............................................................................................................................................................98
5 Getting help.................................................................................................................................................99
Contacting Dell.................................................................................................................................................................99
Contents
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