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Dell Vostro 5415 Vostro 14 5415 Service Manual - Page 48

Power button with optional fingerprint reader

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Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Power button with optional fingerprint reader Removing the power-button with optional fingerprint reader Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the I/O board. About this task The following image(s) indicate the location of the power-button with optional fingerprint reader and provides a visual representation of the removal procedure. Steps 1. Remove the screw (M2x3) that secures the power-button with optional fingerprint reader off the palm-rest and keyboard assembly. 2. Lift the power-button with optional fingerprint reader off the palm-rest and keyboard assembly. 48 Removing and installing components

Section	Page
Vostro 14 5415 Service Manual	3
Working inside your computer	6
Before working inside your computer	6
Safety instructions	6
Radiation Exposure Statement	7
Electrostatic discharge—ESD protection	7
ESD field service kit	8
Transporting sensitive components	9
After working inside your computer	9
Removing and installing components	10
Recommended tools	10
Screw list	10
Major components of Vostro 14 5415	11
Base cover	13
Removing the base cover	13
Installing the base cover	14
Battery	16
Lithium-ion battery precautions	16
Removing the 3-cell battery	16
Installing the 3-cell battery	17
Removing the 4-cell battery	18
Installing the 4-cell battery	19
Memory module	20
Removing the memory	20
Installing the memory	21
Solid-state drive	23
Removing the M.2 2230 solid-state drive	23
Installing the M.2 2230 solid-state drive	23
Removing the M.2 2280 solid-state drive	24
Installing the M.2 2280 solid-state drive	25
Installing the solid-state drive mounting bracket	26
Wireless card	28
Removing the wireless card	28
Installing the wireless card	29
Fan	30
Removing the fan	30
Installing the fan	31
Coin-cell battery	31
Removing the coin-cell battery	31
Installing the coin-cell battery	32
Heat sink	33
Removing the heat sink	33
Installing the heat sink	34
Network-port bracket	35
Removing the network-port bracket	35
Installing the network-port bracket	36
I/O board	37
Removing the I/O board	37
Installing the I/O board	38
Speakers	39
Removing the speakers	39
Installing the speakers	41
Touchpad	42
Removing the touchpad	42
Installing the touchpad	43
Display assembly	44
Removing the display assembly	44
Installing the display assembly	46
Power button with optional fingerprint reader	48
Removing the power-button with optional fingerprint reader	48
Installing the power-button with optional fingerprint reader	49
Power-adapter port	50
Removing the power-adapter port	50
Installing the power-adapter port	50
System board	51
Removing the system board	51
Installing the system board	54
Palm-rest and keyboard assembly	57
Removing the palm-rest and keyboard assembly	57
Installing the palm-rest and keyboard assembly	58
Drivers and downloads	60
System setup	61
BIOS overview	61
Entering BIOS setup program	61
Navigation keys	61
Boot Sequence	62
System setup options	62
System and admin password	67
Assigning a system setup password	67
Deleting or changing an existing system setup password	68
Clearing BIOS (System Setup) and System passwords	68
Troubleshooting	69
Dell SupportAssist Pre-boot System Performance Check diagnostics	69
Running the SupportAssist Pre-Boot System Performance Check	69
System diagnostic lights	70
Recovering the operating system	71
Flashing BIOS (USB key)	71
Flashing the BIOS	71
M-BIST	72
LCD Built-in Self Test (BIST)	72
WiFi power cycle	72
Flea power release	73
Getting help and contacting Dell	74