Service Manual

Installing the graphics card....................................................................................................................................... 37
Coin-cell battery................................................................................................................................................................ 39
Removing the coin-cell battery................................................................................................................................39
Installing the coin-cell battery.................................................................................................................................. 40
Power-supply unit.............................................................................................................................................................. 41
Removing the power-supply unit..............................................................................................................................41
Installing the power-supply unit............................................................................................................................... 44
Processor fan and heat-sink assembly.........................................................................................................................45
Removing the processor fan and heat-sink assembly........................................................................................ 45
Installing the processor fan and heat-sink assembly.......................................................................................... 46
Processor.............................................................................................................................................................................47
Removing the processor............................................................................................................................................ 47
Installing the processor.............................................................................................................................................. 48
Voltage regulator heat sink (optional)..........................................................................................................................49
Removing the voltage regulator heat sink.............................................................................................................49
Installing the voltage regulator heat sink...............................................................................................................50
System board...................................................................................................................................................................... 51
Removing the system board......................................................................................................................................51
Installing the system board....................................................................................................................................... 55
Chapter 3: Drivers and downloads............................................................................................... 59
Chapter 4: System setup............................................................................................................. 60
System setup..................................................................................................................................................................... 60
BIOS overview................................................................................................................................................................... 60
Entering BIOS setup program........................................................................................................................................ 60
Navigation keys..................................................................................................................................................................60
Boot Sequence................................................................................................................................................................... 61
System setup options....................................................................................................................................................... 61
System and setup password...........................................................................................................................................66
Assigning a system setup password....................................................................................................................... 66
Deleting or changing an existing system setup password................................................................................. 67
Real Time Clock (RTC) reset....................................................................................................................................67
Clearing BIOS (System Setup) and System passwords.....................................................................................68
Chapter 5: Troubleshooting.........................................................................................................69
Locate the Service Tag or Express Service Code of your Dell computer ..............................................69
SupportAssist diagnostics............................................................................................................................................... 69
System-diagnostic lights................................................................................................................................................. 69
Diagnostic error messages.............................................................................................................................................. 70
Enabling Intel Optane memory....................................................................................................................................... 73
Disabling Intel Optane memory...................................................................................................................................... 73
Recovering the operating system..................................................................................................................................74
Flashing BIOS (USB key).................................................................................................................................................74
Flashing the BIOS.............................................................................................................................................................. 74
Flashing the BIOS from the F12 One-Time boot menu............................................................................................ 75
WiFi power cycle............................................................................................................................................................... 75
Flea power release............................................................................................................................................................ 76
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