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Dell Inspiron 3471 Service Manual - Page 14

System-board components - ssd

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5 System-board components Figure 2. System-board components 1. power-button module cable connector 3. wireless-card slot (M.2_WIFI) 5. optical-drive data cable connector (SATA2) 7. PCI-Express x1 card slot (SLOT1) 9. password clear jumper 11. solid-state drive slot (M.2 SSD) 13. processor power connector (ATX_CPU) 15. hard-drive data cable connector (SATA3) 17. hard drive and optical-drive power cable connector 2. coin-cell battery 4. power-supply unit cable connector (ATX_SYS) 6. PCI-Express x16 card slot (SLOT2) 8. service mode jumper 10. CMOS clear jumper 12. processor socket 14. processor-fan cable connector (FAN_CPU) 16. hard-drive data cable connector (SATA0) 14 System-board components

Section	Page
Inspiron 3471 Service Manual	3
Working inside your computer	7
Safety instructions	7
Before working inside your computer	7
Before you begin	7
Electrostatic discharge—ESD protection	8
ESD field service kit	8
Transporting sensitive components	9
After working inside your computer	9
Recommended tools	10
Screw list	11
Inside view of your computer	13
System-board components	14
Removing the computer cover	15
Procedure	15
Replacing the computer cover	16
Procedure	16
Removing the front bezel	17
Procedure	17
Prerequisites	18
Replacing the front bezel	19
Procedure	19
Post-requisites	20
Removing the fan shroud	21
Prerequisites	21
Procedure	21
Replacing the fan shroud	22
Procedure	22
Post-requisites	22
Removing the 2.5-inch hard drive	23
Procedure	23
Prerequisites	25
Replacing the 2.5-inch hard drive	26
Procedure	26
Post-requisites	27
Removing the 3.5-inch hard drive	28
Prerequisites	28
Procedure	28
Replacing the 3.5-inch hard drive	30
Procedure	30
Post-requisites	31
Removing the optical drive	32
Prerequisites	32
Procedure	32
Replacing the optical drive	35
Procedure	35
Post-requisites	36
Removing the memory modules	37
Prerequisites	37
Procedure	37
Replacing the memory modules	38
Procedure	38
Post-requisites	38
Removing the coin-cell battery	39
Prerequisites	39
Procedure	39
Replacing the coin-cell battery	40
Procedure	40
Post-requisites	40
Removing the wireless card	41
Prerequisites	41
Procedure	41
Replacing the wireless card	43
Procedure	43
Post-requisites	43
Removing the solid-state drive	44
Prerequisites	44
Procedure	44
Replacing the solid-state drive	46
Procedure	46
Post-requisites	46
Removing the antenna modules	47
Prerequisites	47
Procedure	47
Replacing the antenna modules	48
Procedure	48
Post-requisites	48
Removing the power-button module	49
Prerequisites	49
Procedure	49
Replacing the power-button module	51
Procedure	51
Post-requisites	52
Removing the power-supply unit	53
Prerequisites	53
Procedure	53
Replacing the power-supply unit	55
Procedure	55
Post-requisites	56
Removing the thermal-cooling assembly	57
Prerequisites	57
Procedure	57
Replacing the thermal-cooling assembly	58
Procedure	58
Post-requisites	58
Removing the processor	59
Prerequisites	59
Procedure	59
Replacing the processor	60
Procedure	60
Post-requisites	60
Removing the system board	61
Prerequisites	61
Procedure	61
Replacing the system board	64
Procedure	64
Post-requisites	65
System setup	67
BIOS overview	67
Entering BIOS setup program	67
Navigation keys	67
Boot Sequence	67
System setup options	68
Clearing forgotten passwords	75
Prerequisites	75
Procedure	75
Post-requisites	76
Clearing CMOS settings	76
Prerequisites	76
Procedure	76
Post-requisites	77
Troubleshooting	78
Enhanced Pre-Boot System Assessment (ePSA) diagnostics	78
Running the ePSA diagnostics	78
Diagnostics	78
Recovering the operating system	79
Flashing BIOS (USB key)	79
Flashing the BIOS	79
WiFi power cycle	80
Flea power release	80