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Dell Vostro 5390 Service Manual - Page 62

Display cable, Removing the display cable

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3 Install the display panel. 4 Install the display hinges. 5 Install the display bezel. 6 Install the display assembly. 7 Install the WLAN card. 8 Install the battery. 9 Install the base cover. 10 Follow the procedure in After working inside your computer. Display cable Removing the display cable NOTE: This procedure is not applicable to computers shipped with a WWAN configuration. 1 Follow the procedure in Before working inside your computer. 2 Remove the base cover. 3 Remove the battery. 4 Remove the display assembly. 5 Remove the display panel. 6 Remove the display bezel. The following image indicates the location of display cable and provides a visual representation of the removal procedure. 1 Peel off the tape securing the display cable to the back-cover. 2 Peel the display cable off the display back-cover. 62 Removing and installing components

Section	Page
Dell Vostro 5390 Service Manual	3
Working on your computer	6
Safety instructions	6
Turning off your computer — Windows 10	6
Before working inside your computer	6
After working inside your computer	7
Technology and components	8
DDR4	8
DDR4 Details	8
Memory Errors	9
HDMI 1.4	9
HDMI 1.4 Features	9
Advantages of HDMI	10
USB features	10
USB 3.0/USB 3.1 Gen 1 (SuperSpeed USB)	10
Speed	11
Applications	11
Compatibility	12
Removing and installing components	13
Recommended tools	13
Screw list	13
Base cover	13
Removing the base cover	13
Installing the base cover	14
Battery	15
Removing the battery	15
Installing the battery	16
Coin-cell battery	17
Removing the coin-cell battery	17
Installing the coin-cell battery	18
Solid-state drive	19
Removing the M.2 2280 solid-state drive	19
Installing the M.2 2280 solid-state drive	20
Removing the M.2 2230 solid-state drive	21
Installing the M.2 2230 solid-state drive	22
Heat sink	23
Removing the heat sink	23
Installing the heat sink	24
Fan	25
Removing the fan	25
Installing the fan	26
Speakers	27
Removing the speakers	27
Installing the speakers	28
WLAN card	29
Removing the WLAN card	29
Installing the WLAN card	30
WWAN card	31
Removing the WWAN card	31
Installing the WWAN card	32
Touchpad	33
Removing the touchpad	33
Installing the touchpad	34
Power-adapter port	35
Removing the power-adapter port	35
Installing the power-adapter port	36
Display assembly	37
Removing the display assembly	37
Installing the display assembly	40
I/O board	41
Removing the I/O board	42
Installing the I/O board	43
Power-button board	44
Removing the power-button board	44
Installing the power-button board	44
Power button with fingerprint reader	45
Removing the power button with fingerprint reader	45
Installing the power button with fingerprint reader	46
System board	47
Removing the system board	47
Installing the system board	49
Display bezel	50
Removing the display bezel	50
Installing the display bezel	51
Display panel	52
Removing the display panel	52
Installing the display panel	55
Display hinges	57
Removing the display hinges	57
Installing the display hinges	58
Camera	58
Removing the camera	58
Installing the camera	59
Display back-cover	60
Removing the display back-cover	60
Installing the display back-cover	61
Display cable	62
Removing the display cable	62
Installing the display cable	63
Palm-rest and keyboard assembly	63
Removing the palm-rest and keyboard assembly	63
Installing the palm-rest and keyboard assembly	64
Troubleshooting	66
Enhanced Pre-Boot System Assessment (ePSA) diagnostics	66
Running the ePSA diagnostics	66
System diagnostic lights	66
Flashing BIOS (USB key)	67
Flashing the BIOS	68
Backup media and recovery options	68
WiFi power cycle	68
Flea power release	68
Getting help	69