Dell XPS 15 7590 XPS 15 Service Manual - Page 7

Clearing BIOS System Setup and System passwords, Enhanced Pre-Boot System Assessment ePSA diagnostics - drivers

Page 7 highlights

47 Downloading drivers...71 Downloading the audio driver...71 Downloading the graphics driver...71 Downloading the chipset driver...72 Downloading the USB driver...72 Downloading the chipset driver...73 Downloading the network driver...74 Downloading the fingerprint reader driver...74 48 System setup...76 Boot Sequence...76 Navigation keys...76 System setup...76 Entering BIOS setup program...77 Enabling or disabling the USB in BIOS setup program 77 Identifying the hard drive in BIOS setup program...77 Checking the system memory in BIOS setup program 77 System setup options...77 49 System and setup password...83 Assigning a system setup password...83 Deleting or changing an existing system setup password 83 Clearing BIOS (System Setup) and System passwords 84 Clearing CMOS settings...84 Real Time Clock (RTC) battery reset...84 Flashing BIOS (USB key)...84 50 Troubleshooting...85 Flashing the BIOS...85 Reinstall Windows using a USB recovery drive...85 Fixing a no-boot issue caused by USB-boot support...85 Enhanced Pre-Boot System Assessment (ePSA) diagnostics 86 Running the ePSA Diagnostics...86 Diagnostics...87 Flea power release...87 WiFi power cycle...88 51 Getting help and contacting Dell 89 Contents 7

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47 Downloading drivers
..................................................................................................................
71
Downloading the audio driver
.............................................................................................................................................
71
Downloading the graphics driver
........................................................................................................................................
71
Downloading the chipset driver
.........................................................................................................................................
72
Downloading the USB driver
..............................................................................................................................................
72
Downloading the chipset driver
.........................................................................................................................................
73
Downloading the network driver
........................................................................................................................................
74
Downloading the fingerprint reader driver
........................................................................................................................
74
48 System setup
...........................................................................................................................
76
Boot Sequence
.....................................................................................................................................................................
76
Navigation keys
....................................................................................................................................................................
76
System setup
.......................................................................................................................................................................
76
Entering BIOS setup program
............................................................................................................................................
77
Enabling or disabling the USB in BIOS setup program
..............................................................................................
77
Identifying the hard drive in BIOS setup program
.....................................................................................................
77
Checking the system memory in BIOS setup program
.............................................................................................
77
System setup options
..........................................................................................................................................................
77
49 System and setup password
......................................................................................................
83
Assigning a system setup password
.................................................................................................................................
83
Deleting or changing an existing system setup password
..............................................................................................
83
Clearing BIOS (System Setup) and System passwords
.................................................................................................
84
Clearing CMOS settings
.....................................................................................................................................................
84
Real Time Clock (RTC) battery reset
...............................................................................................................................
84
Flashing BIOS (USB key)
....................................................................................................................................................
84
50 Troubleshooting
.......................................................................................................................
85
Flashing the BIOS
................................................................................................................................................................
85
Reinstall Windows using a USB recovery drive
...............................................................................................................
85
Fixing a no-boot issue caused by USB-boot support
.....................................................................................................
85
Enhanced Pre-Boot System Assessment (ePSA) diagnostics
......................................................................................
86
Running the ePSA Diagnostics
....................................................................................................................................
86
Diagnostics
...........................................................................................................................................................................
87
Flea power release
...............................................................................................................................................................
87
WiFi power cycle
.................................................................................................................................................................
88
51 Getting help and contacting Dell
................................................................................................
89
Contents
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