Dell Vostro 5590 Service Manual - Page 5

System and setup password

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75

Assigning a system setup password

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75

Deleting or changing an existing system setup password

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76

4 Troubleshooting

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77

Enhanced Pre-Boot System Assessment (ePSA) diagnostics

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77

Running the ePSA diagnostics

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77

Diagnostics

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77

M-BIST

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78

L-BIST

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78

System diagnostic lights

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78

WiFi power cycle

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79

5 Getting help

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80

Contacting Dell

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80

Contents

5

Section	Page
Dell Vostro 5590 Service Manual	3
Working on your computer	6
Safety instructions	6
Turning off your computer — Windows 10	6
Before working inside your computer	7
After working inside your computer	7
Removing and installing components	8
Recommended tools	8
Screw List	8
Base cover	9
Removing the base cover	9
Installing the base cover	11
Battery	13
Lithium-ion battery precautions	13
Removing the battery	14
Installing the battery	15
Memory modules	15
Removing the secondary memory module	15
Installing the secondary memory module	16
Hard drive	17
Removing the hard drive	17
Installing the hard drive	18
Solid state drive	19
Removing the M.2 2230 solid-state drive	19
Removing the M.2 2242 solid-state drive	20
Removing the M.2 2280 solid-state drive	21
Replacing the SSD support bracket	21
Installing M.2 2230 solid-state drive	22
Installing M.2 2242 solid-state drive	23
Installing M.2 2280 solid-state drive	24
WLAN card	25
Removing the WLAN card	25
Installing the WLAN card	26
Coin-cell battery	27
Removing the coin-cell battery	27
Installing the coin-cell battery	28
Speakers	29
Removing the speakers	29
Installing the speakers	30
Input and output board	32
Removing the input and output board	32
Installing the input and output board	33
Heatsink—discrete	34
Removing the heatsink assembly-discrete	34
Installing the heatsink assembly-discrete	35
Heatsink—UMA	36
Removing the heatsink assembly-UMA	36
Installing the heatsink assembly-UMA	37
System fan	38
Removing the system fan	38
Installing the system fan	39
Touchpad	41
Removing the touchpad	41
Installing the touchpad	42
Power-adapter port	43
Removing the power-adapter port	43
Installing the power-adapter port	44
System board	45
Removing the system board	45
Installing the system board	47
Power button	50
Removing the power button	50
Installing the power button	51
Power button with fingerprint reader	52
Removing the power button with fingerprint reader	52
Installing the power button with fingerprint reader	53
Display assembly	55
Removing the display assembly	55
Installing the display assembly	58
Palmrest assembly	61
Replacing the palmrest assembly	61
System setup	64
Boot menu	64
Navigation keys	64
Boot Sequence	65
System setup options	65
Overview	65
Boot options	66
System information	66
Video	68
Security	68
Passwords	69
Secure boot	70
Performance	70
Power management	71
Wireless	72
POST behavior	72
Virtualization support	72
Maintenance	73
System logs	73
Updating the BIOS in Windows	73
Updating BIOS on systems with BitLocker enabled	74
Updating your system BIOS using a USB flash drive	74
System and setup password	75
Assigning a system setup password	75
Deleting or changing an existing system setup password	76
Troubleshooting	77
Enhanced Pre-Boot System Assessment (ePSA) diagnostics	77
Running the ePSA diagnostics	77
Diagnostics	77
M-BIST	78
L-BIST	78
System diagnostic lights	78
WiFi power cycle	79
Getting help	80

Dell Vostro 5590 Service Manual - Page 5

Troubleshooting, Getting help, Enhanced Pre-Boot System Assessment ePSA diagnostics

Page 5 highlights