Dell Inspiron 24 5415 All-in-One Service Manual - Page 5

Updating the BIOS using the USB drive in Windows

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78

Updating the BIOS from the F12 One-Time boot menu

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78

Chapter 5: Troubleshooting

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79

Locate the Service Tag or Express Service Code of your Dell computer

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79

System-diagnostic lights

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79

SupportAssist diagnostics

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80

Built-in self-test (BIST)

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80

LCD Built-in Self Test (BIST)

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80

Recovering the operating system

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81

WiFi power cycle

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81

Drain residual flea power (perform hard reset)

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81

Chapter 6: Getting help and contacting Dell

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82

Contents

5

Section	Page
Inspiron 24 5415 All-in-One Service Manual	1
Contents	3
Working inside your computer	6
Before working inside your computer	6
Safety instructions	6
Electrostatic discharge—ESD protection	7
ESD field service kit	7
Transporting sensitive components	8
After working inside your computer	9
Removing and installing components	10
Recommended tools	10
Screw list	10
Major components of Inspiron 24 5415 All-in-One	11
Stand	13
Removing the stand	13
Installing the stand	14
Back cover	15
Removing the back cover	15
Installing the back cover	16
I/O cover	17
Removing the I/O cover	17
Installing the I/O cover	18
Hinges	19
Removing the display hinges	19
Installing the display hinges	20
Hard drive	21
Removing the hard drive	21
Installing the hard drive	22
System-board shield	23
Removing the system-board shield	23
Installing the system-board shield	24
Memory module	25
Removing the memory module	25
Installing the memory module	26
Wireless card	27
Removing the wireless card	27
Installing the wireless card	28
Solid-state drive	30
Removing the M.2 2230 solid-state drive	30
Installing the M.2 2230 solid-state drive	30
Removing the M.2 2280 solid-state drive	32
Installing the M.2 2280 solid-state drive	33
Retractable-camera assembly	34
Removing the retractable-camera assembly	34
Installing the retractable-camera assembly	35
Fan	36
Removing the fan	36
Installing the fan	37
Speakers	38
Removing the speakers	38
Installing the speakers	39
Coin-cell battery	40
Removing the coin-cell battery	40
Installing the coin-cell battery	41
Heat sink	42
Removing the heat sink	42
Installing the heat sink	43
Media-card reader	44
Removing the media-card reader	44
Installing the media-card reader	45
Power-button board	46
Removing the power-button board	46
Installing the power-button board	47
System board	49
Removing the system board	49
Installing the system board	52
Microphones	56
Removing the microphones	56
Installing the microphones	57
Antennas	59
Removing the antennas	59
Installing the antennas	60
Display panel	61
Removing the display panel	61
Installing the display panel	63
Base panel	65
Removing the base panel	65
Installing the base panel	67
Drivers and downloads	69
System setup	70
Entering BIOS setup program	70
Navigation keys	70
Boot Sequence	70
One time boot menu	71
System setup options	71
System and setup password	76
Assigning a system setup password	76
Deleting or changing an existing system setup password	76
Clearing CMOS settings	77
Clearing BIOS (System Setup) and System passwords	77
Updating the BIOS	77
Updating the BIOS in Windows	77
Updating the BIOS using the USB drive in Windows	78
Updating the BIOS from the F12 One-Time boot menu	78
Troubleshooting	79
Locate the Service Tag or Express Service Code of your Dell computer	79
System-diagnostic lights	79
SupportAssist diagnostics	80
Built-in self-test (BIST)	80
LCD Built-in Self Test (BIST)	80
Recovering the operating system	81
WiFi power cycle	81
Drain residual flea power (perform hard reset)	81

Dell Inspiron 24 5415 All-in-One Service Manual - Page 5

Troubleshooting, Locate the Service Tag or Express Service Code of your Dell computer

Page 5 highlights