Dell XPS 15 9530 Service Manual page 4

System board...................................................................................................................................................................... 41
Removing the system board......................................................................................................................................41
Installing the system board....................................................................................................................................... 44
LED board............................................................................................................................................................................48
Removing the LED board...........................................................................................................................................48
Installing the LED board.............................................................................................................................................49
Palm-rest and keyboard assembly................................................................................................................................ 50
Removing the palm-rest and keyboard assembly................................................................................................50
Installing the palm-rest and keyboard assembly...................................................................................................51
Chapter 3: Drivers and downloads............................................................................................... 53
Chapter 4: System setup............................................................................................................. 54
Entering BIOS setup program........................................................................................................................................ 54
Navigation keys..................................................................................................................................................................54
Boot Sequence...................................................................................................................................................................54
System setup options.......................................................................................................................................................55
System and setup password...........................................................................................................................................64
Assigning a system setup password....................................................................................................................... 64
Deleting or changing an existing system setup password.................................................................................65
Clearing CMOS settings............................................................................................................................................ 65
Clearing BIOS (System Setup) and System passwords.................................................................................... 65
Clearing chassis intrusion alerts.................................................................................................................................... 66
Updating the BIOS............................................................................................................................................................ 67
Updating the BIOS in Windows................................................................................................................................ 67
Updating the BIOS using the USB drive in Windows..........................................................................................68
Updating the BIOS from the F12 One-Time boot menu.....................................................................................68
Chapter 5: Troubleshooting.........................................................................................................69
Handling swollen Lithium-ion batteries........................................................................................................................ 69
Locate the Service Tag or Express Service Code of your Dell computer ............................................. 69
System diagnostic lights.................................................................................................................................................. 70
SupportAssist diagnostics................................................................................................................................................ 71
Built-in self-test (BIST).................................................................................................................................................... 71
M-BIST............................................................................................................................................................................71
LCD Built-in Self Test (BIST)................................................................................................................................... 72
Recovering the operating system..................................................................................................................................72
Wi-Fi power cycle..............................................................................................................................................................72
Drain residual flea power (perform hard reset)......................................................................................................... 73
Backup media and recovery options............................................................................................................................. 73
Real Time Clock-RTC reset..........................................................................................................................................73
Chapter 6: Getting help and contacting Dell................................................................................ 75
4 Contents