Dell P92F Service Manual page 4

Installing the I/O board.............................................................................................................................................. 37
Display assembly................................................................................................................................................................38
Removing the display assembly............................................................................................................................... 38
Installing the display assembly..................................................................................................................................40
System board..................................................................................................................................................................... 43
Removing the system board..................................................................................................................................... 43
Installing the system board....................................................................................................................................... 45
Antenna................................................................................................................................................................................49
Removing the antenna............................................................................................................................................... 49
Installing the antenna................................................................................................................................................. 50
Palm-rest and keyboard assembly................................................................................................................................ 52
Removing the palm-rest and keyboard assembly................................................................................................ 52
Installing the palm-rest and keyboard assembly.................................................................................................. 53
Chapter 3: Drivers and downloads............................................................................................... 55
Chapter 4: System setup............................................................................................................. 56
Entering BIOS setup program........................................................................................................................................ 56
Navigation keys................................................................................................................................................................. 56
Boot Sequence.................................................................................................................................................................. 56
One time boot menu......................................................................................................................................................... 57
System setup options.......................................................................................................................................................57
System and setup password...........................................................................................................................................68
Assigning a system setup password....................................................................................................................... 68
Deleting or changing an existing system setup password.................................................................................68
Clearing CMOS settings............................................................................................................................................ 69
Clearing BIOS (System Setup) and System passwords.................................................................................... 69
Updating the BIOS............................................................................................................................................................ 69
Updating the BIOS in Windows................................................................................................................................69
Updating the BIOS using the USB drive in Windows..........................................................................................70
Updating the BIOS from the F12 One-Time boot menu.....................................................................................70
Chapter 5: Troubleshooting......................................................................................................... 72
Handling swollen Lithium-ion batteries........................................................................................................................ 72
Locate the Service Tag or Express Service Code of your Dell computer ..............................................72
System diagnostic lights.................................................................................................................................................. 73
SupportAssist diagnostics............................................................................................................................................... 74
Built-in self-test (BIST)................................................................................................................................................... 74
System board built-in self-test (M-BIST)..............................................................................................................74
M-BIST........................................................................................................................................................................... 74
LCD Built-in Self Test (BIST)................................................................................................................................... 75
Recovering the operating system................................................................................................................................. 75
Backup media and recovery options............................................................................................................................. 75
WiFi power cycle............................................................................................................................................................... 76
Drain residual flea power (perform hard reset)......................................................................................................... 76
Real Time Clock-RTC reset..........................................................................................................................................76
Chapter 6: Getting help and contacting Dell................................................................................ 78
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