Dell Inspiron 5594 Service Manual - Page 81

6.

Scroll down the page and expand

BIOS

.

7.

Click

Download

to download the latest version of the BIOS for your computer.

8.

After the download is complete, navigate to the folder where you saved the BIOS update file.

9.

Double-click the BIOS update file icon and follow the instructions on the screen.

Enabling Intel Optane memory

1.

On the taskbar, click the search box, and then type

Intel Rapid Storage Technology

.

2.

Click


.

The


window is displayed.

3.

On the

Status

tab, click

Enable

to enable the Intel Optane memory.

4.

On the warning screen, select a compatible fast drive, and then click

Yes

to continue enabling Intel Optane memory.

5.

Click

Intel Optane memory

>

Reboot

to complete enabling your Intel Optane memory.

NOTE:

Applications may take up to three subsequent launches after enablement to see the full performance

benefits.

Disabling Intel Optane memory

CAUTION:

After disabling Intel Optane memory, do not uninstall the driver for Intel Rapid Storage Technology as it will

result in a blue screen error. The Intel Rapid Storage Technology user interface can be removed without uninstalling the

driver.

NOTE:

Disabling Intel Optane memory is required before removing the SATA storage device accelerated by the Intel

Optane memory module from the computer.

1.

On the taskbar, click the search box, and then type


.

2.

Click


.

The


window is displayed.

3.

On the

Intel Optane memory

tab, click

Disable

to disable the Intel Optane memory.

NOTE:

For computers in which Intel Optane memory acts as a primary storage, do not disable the Intel Optane

memory. The Disable option will be grayed out.

4.

Click

Yes

if you accept the warning.

The disabling progress is displayed.

5.

Click

Reboot

to complete disabling your Intel Optane memory and restart your computer.

Flashing BIOS (USB key)

1.

Follow the procedure from step 1 to step 7 in "

Flashing the BIOS

" to download the latest BIOS setup program file.

2.

Create a bootable USB drive. For more information see the knowledge base article

SLN143196

at

www.dell.com/support

.

3.

Copy the BIOS setup program file to the bootable USB drive.

4.

Connect the bootable USB drive to the computer that needs the BIOS update.

5.

Restart the computer and press

F12

when the Dell logo is displayed on the screen.

6.

Boot to the USB drive from the

One Time Boot Menu

.

7.

Type the BIOS setup program filename and press

Enter

.

8.

The

BIOS Update Utility

appears. Follow the instructions on the screen to complete the BIOS update.

WiFi power cycle

If your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be performed. The

following procedure provides the instructions on how to conduct a WiFi power cycle:

NOTE:

Some ISPs (Internet Service Providers) provide a modem/router combo device.

1.

Turn off your computer.

Troubleshooting

81

Dell Inspiron 5594 Service Manual - Page 81

Enabling Intel Optane memory, Disabling Intel Optane memory, Flashing BIOS (USB key), WiFi power

Page 81 highlights

Section	Page
Inspiron 5594 Service Manual	3
Working inside your computer	6
Safety instructions	6
Before working inside your computer	6
Before you begin	6
Electrostatic discharge—ESD protection	7
ESD field service kit	7
Transporting sensitive components	8
After working inside your computer	8
Removing and installing components	9
Recommended tools	9
Screw list	9
Base cover	10
Removing the base cover	10
Procedure	10
Replacing the base cover	13
Procedure	13
Battery	16
Removing the battery	16
Lithium-ion battery precautions	16
Prerequisites	17
Procedure	17
Replacing the battery	17
Lithium-ion battery precautions	17
Procedure	18
Post-requisites	19
Memory modules	19
Removing the memory modules	19
Prerequisites	19
Procedure	19
Replacing the memory modules	20
Procedure	20
Post-requisites	20
Wireless card	20
Removing the wireless card	20
Prerequisites	20
Procedure	20
Replacing the wireless card	21
Procedure	22
Post-requisites	22
Fan	22
Removing the fan	22
Prerequisites	22
Procedure	23
Replacing the fan	23
Procedure	23
Post-requisites	24
Solid-state drive/Intel Optane	24
Removing the solid-state drive/Intel Optane	24
Prerequisites	24
Procedure to remove the M.2 2230 solid-state drive	24
Procedure to remove the M.2 2280 solid-state drive	25
Replacing the solid-state drive/Intel Optane	26
Procedure to replace M.2 2230 solid-state drive	26
Procedure to replace the M.2 2280 solid-state drive	27
Post-requisites	28
Hard drive	28
Removing the hard drive	28
Prerequisites	28
Procedure	28
Replacing the hard drive	30
Procedure	30
Post-requisites	31
Touchpad	32
Removing the touchpad	32
Prerequisites	32
Procedure	32
Replacing the touchpad	33
Procedure	33
Post-requisites	35
Speakers	35
Removing the speakers	35
Prerequisites	35
Procedure	35
Replacing the speakers	36
Procedure	36
Post-requisites	36
Heat sink	36
Removing the heat sink	36
Prerequisites	37
Procedure	37
Replacing the heat sink	37
Procedure	38
Post-requisites	38
Display assembly	38
Removing the display assembly	38
Prerequisites	38
Procedure	38
Replacing the display assembly	41
Procedure	41
Post-requisites	43
Power-adapter port	43
Removing the power-adapter port	43
Prerequisites	43
Procedure	43
Replacing the power-adapter port	44
Procedure	44
I/O board	45
Removing the I/O board	45
Prerequisites	45
Procedure	45
Replacing the I/O board	46
Procedure	46
Post-requisites	47
Coin-cell battery	47
Removing the coin-cell battery	47
Prerequisites	47
Procedure	48
Replacing the coin-cell battery	48
Procedure	48
Post-requisites	49
Power button	49
Removing the power button	49
Prerequisites	49
Procedure	49
Replacing the power button	50
Procedure	50
Post-requisites	50
System board	50
Removing the system board	50
Prerequisites	51
Procedure	51
Replacing the system board	53
Procedure	53
Post-requisites	55
Entering the Service Tag in the BIOS setup program	55
Power button with fingerprint reader	56
Removing the power button with fingerprint reader	56
Prerequisites	56
Procedure	56
Replacing the power button with fingerprint reader	57
Procedure	57
Post-requisites	58
Palm-rest and keyboard assembly	58
Removing the palm-rest and keyboard assembly	58
Prerequisites	58
Procedure	59
Replacing the palm-rest and keyboard assembly	59
Procedure	59
Post-requisites	60
Display bezel	60
Removing the display bezel	60
Prerequisites	60
Procedure	61
Replacing the display bezel	61
Procedure	61
Post-requisites	62
Camera	62
Removing the camera	62
Prerequisites	62
Procedure	62
Replacing the camera	63
Procedure	63
Post-requisites	64
Display panel	64
Removing the display panel	64
Prerequisites	64
Procedure	64
Replacing the display panel	66
Procedure	66
Post-requisites	68
Display cable	68
Removing the display cable	68
Prerequisites	68
Procedure	68
Replacing the display cable	69
Procedure	69
Post-requisites	70
Display back-cover and antenna assembly	70
Removing the display back-cover and antenna assembly	70
Prerequisites	70
Procedure	71
Replacing the display back-cover and antenna assembly	71
Procedure	71
Post-requisites	72
Device drivers	73
Downloading the audio driver	73
Downloading the network driver	73
Downloading the chipset driver	74
Downloading the media-card reader driver	74
Downloading the WiFi driver	75
Downloading the USB driver	75
Downloading the graphics driver	76
System setup	77
System setup	77
Entering BIOS setup program	77
Navigation keys	77
Boot Sequence	78
Clearing CMOS settings	78
Clearing BIOS (System Setup) and System passwords	78
Troubleshooting	79
Enhanced Pre-Boot System Assessment (ePSA) diagnostics	79
Running the ePSA diagnostics	79
System diagnostic lights	79
Recovering the operating system	80
Flashing the BIOS	80
Enabling Intel Optane memory	81
Disabling Intel Optane memory	81
Flashing BIOS (USB key)	81
WiFi power cycle	81
Flea power release	82