Dell Inspiron 7590 User Manual

Inspiron 7590 2in1
Service Manual
Computer Model: Inspiron 7590 2n1 Regulatory Model: P84F Regulatory Type: P84F001
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
© 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks
may be trademarks of their respective owners.
2019 - 05
Rev. A02
Contents
1 Before working inside your computer............................................................................................................. 8
Before you begin ............................................................................................................................................................... 8
2 After working inside your computer............................................................................................................... 9
3 Safety instructions.......................................................................................................................................10
Electrostatic discharge—ESD protection......................................................................................................................10
ESD eld service kit ......................................................................................................................................................... 11
Components of an ESD eld service kit...................................................................................................................11
ESD protection summary ...........................................................................................................................................11
Transporting sensitive components................................................................................................................................12
Lifting equipment .......................................................................................................................................................12
4 Recommended tools.....................................................................................................................................13
5 Screw list..................................................................................................................................................... 14
6 Removing the base cover............................................................................................................................. 16
Procedure.......................................................................................................................................................................... 16
7 Replacing the base cover..............................................................................................................................19
Procedure.......................................................................................................................................................................... 19
8 Removing the battery.................................................................................................................................. 22
Lithium-ion battery precautions..................................................................................................................................... 22
Prerequisites..................................................................................................................................................................... 22
Procedure..........................................................................................................................................................................22
9 Replacing the battery.................................................................................................................................. 25
Procedure..........................................................................................................................................................................25
Post-requisites..................................................................................................................................................................25
10 Removing the memory modules................................................................................................................. 26
Prerequisites..................................................................................................................................................................... 26
Procedure..........................................................................................................................................................................26
11 Replacing the memory modules.................................................................................................................. 28
Procedure..........................................................................................................................................................................28
Post-requisites..................................................................................................................................................................29
12 Removing the wireless card........................................................................................................................30
Prerequisites..................................................................................................................................................................... 30
Procedure..........................................................................................................................................................................30
Contents
3
13 Replacing the wireless card........................................................................................................................ 32
Procedure..........................................................................................................................................................................32
Post-requisites..................................................................................................................................................................33
14 Removing the power-adapter port..............................................................................................................34
Prerequisites..................................................................................................................................................................... 34
Procedure..........................................................................................................................................................................34
15 Replacing the power-adapter port..............................................................................................................35
Procedure..........................................................................................................................................................................35
Post-requisites..................................................................................................................................................................35
16 Removing the I/O board............................................................................................................................. 36
Prerequisites..................................................................................................................................................................... 36
Procedure..........................................................................................................................................................................36
17 Replacing the I/O board............................................................................................................................. 38
Procedure..........................................................................................................................................................................38
Post-requisites..................................................................................................................................................................39
18 Removing the fan....................................................................................................................................... 40
Prerequisites..................................................................................................................................................................... 40
Procedure..........................................................................................................................................................................40
19 Replacing the fan........................................................................................................................................41
Procedure.......................................................................................................................................................................... 41
Post-requisites.................................................................................................................................................................. 41
20 Removing the solid-state drive.................................................................................................................. 42
Prerequisites..................................................................................................................................................................... 42
Procedure to remove M.2 2230 solid-state drive........................................................................................................ 42
Procedure to remove M.2 2280 solid-state drive........................................................................................................ 43
21 Replacing the solid-state drive................................................................................................................... 44
Procedure to replace M.2 2230 solid-state drive.........................................................................................................44
Procedure to replace M.2 2280 solid-state drive.........................................................................................................45
Post-requisites..................................................................................................................................................................46
22 Removing the coin-cell battery.................................................................................................................. 47
Prerequisites..................................................................................................................................................................... 47
Procedure..........................................................................................................................................................................47
23 Replacing the coin-cell battery.................................................................................................................. 48
Procedure..........................................................................................................................................................................48
Post-requisites..................................................................................................................................................................48
24 Removing the hard drive............................................................................................................................ 49
Contents
4
Prerequisites..................................................................................................................................................................... 49
Procedure..........................................................................................................................................................................49
25 Replacing the hard drive.............................................................................................................................51
Procedure.......................................................................................................................................................................... 51
Post-requisites..................................................................................................................................................................53
26 Removing the touchpad.............................................................................................................................54
Prerequisites..................................................................................................................................................................... 54
Procedure..........................................................................................................................................................................54
27 Replacing the touchpad............................................................................................................................. 56
Procedure......................................................................................................................................................................... 56
Post-requisites..................................................................................................................................................................57
28 Removing the speakers..............................................................................................................................58
Prerequisites..................................................................................................................................................................... 58
Procedure......................................................................................................................................................................... 58
29 Replacing the speakers..............................................................................................................................59
Procedure......................................................................................................................................................................... 59
Post-requisites................................................................................................................................................................. 59
30 Removing the heat sink............................................................................................................................. 60
Prerequisites.....................................................................................................................................................................60
Procedure......................................................................................................................................................................... 60
31 Replacing the heat sink...............................................................................................................................61
Procedure.......................................................................................................................................................................... 61
Post-requisites.................................................................................................................................................................. 61
32 Removing the display assembly..................................................................................................................62
Prerequisites..................................................................................................................................................................... 62
Procedure..........................................................................................................................................................................62
33 Replacing the display assembly..................................................................................................................64
Procedure..........................................................................................................................................................................64
Post-requisites................................................................................................................................................................. 65
34 Removing the system board.......................................................................................................................66
Prerequisites..................................................................................................................................................................... 66
Procedure......................................................................................................................................................................... 66
35 Replacing the system board.......................................................................................................................70
Procedure..........................................................................................................................................................................70
Post-requisites..................................................................................................................................................................72
Entering the Service Tag in the BIOS setup program..................................................................................................72
Contents
5
36 Removing the keyboard............................................................................................................................. 73
Prerequisites..................................................................................................................................................................... 73
Procedure..........................................................................................................................................................................73
37 Replacing the keyboard..............................................................................................................................76
Procedure .........................................................................................................................................................................76
Post-requisites..................................................................................................................................................................78
38 Removing the power button with ngerprint reader...................................................................................79
Prerequisites..................................................................................................................................................................... 79
Procedure..........................................................................................................................................................................79
39 Replacing the power button with ngerprint reader................................................................................... 81
Procedure ......................................................................................................................................................................... 81
Post-requisites.................................................................................................................................................................. 81
40 Removing the palm-rest and antenna assembly......................................................................................... 83
Prerequisites..................................................................................................................................................................... 83
Procedure..........................................................................................................................................................................83
41 Replacing the palm-rest and antenna assembly.......................................................................................... 85
Procedure......................................................................................................................................................................... 85
Post-requisites................................................................................................................................................................. 85
Procedure....................................................................................................................................................................86
42 Device drivers............................................................................................................................................ 87
Intel Chipset Software Installation Utility...................................................................................................................... 87
Video drivers..................................................................................................................................................................... 87
Intel Serial IO driver..........................................................................................................................................................87
Intel Trusted Execution Engine Interface.......................................................................................................................87
Intel Virtual Button driver................................................................................................................................................ 87
Wireless and Bluetooth drivers....................................................................................................................................... 87
43 System setup.............................................................................................................................................88
System setup....................................................................................................................................................................88
Entering BIOS setup program........................................................................................................................................ 88
Navigation keys................................................................................................................................................................88
Boot Sequence.................................................................................................................................................................88
System setup options......................................................................................................................................................89
System and admin password.......................................................................................................................................... 97
Assigning a system setup password........................................................................................................................ 97
Deleting or changing an existing system/admin password...................................................................................98
Clearing CMOS settings........................................................................................................................................... 98
Clearing BIOS (System Setup) and System passwords........................................................................................98
44 Troubleshooting......................................................................................................................................... 99
Enhanced Pre-Boot System Assessment (ePSA) diagnostics...................................................................................99
Contents
6
Running the ePSA diagnostics.................................................................................................................................99
System diagnostic lights................................................................................................................................................. 99
Recovering the operating system................................................................................................................................ 100
Flashing BIOS (USB key)............................................................................................................................................... 101
Flashing the BIOS............................................................................................................................................................101
WiFi power cycle............................................................................................................................................................. 101
Flea power release.......................................................................................................................................................... 101
Contents 7

Before working inside your computer

NOTE: The images in this document may dier from your computer depending on the conguration you ordered.

Before you begin

1 Save and close all open les and exit all open applications.
2 Shut down your computer. Click Start > Power > Shut down.
NOTE: If you are using a dierent operating system, see the documentation of your operating system for shut-down
instructions.
3 Disconnect your computer and all attached devices from their electrical outlets.
4 Disconnect all attached network devices and peripherals, such as keyboard, mouse, and monitor from your computer.
5 Remove any media card and optical disc from your computer, if applicable.
1
8 Before working inside your computer

After working inside your computer

CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer.
1 Replace all screws and ensure that no stray screws remain inside your computer.
2 Connect any external devices, peripherals, or cables you removed before working on your computer.
3 Replace any media cards, discs, or any other parts that you removed before working on your computer.
4 Connect your computer and all attached devices to their electrical outlets.
5 Turn on your computer.
2
After working inside your computer 9

Safety instructions

Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For more safety
best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.
WARNING: Disconnect all power sources before opening the computer cover or panels. After you nish working inside the
computer, replace all covers, panels, and screws before connecting to the electrical outlet.
CAUTION: To avoid damaging the computer, ensure that the work surface is at and clean.
CAUTION: To avoid damaging the components and cards, handle them by their edges, and avoid touching pins and contacts.
CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team.
Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at www.dell.com/regulatory_compliance.
CAUTION: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the
metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate static electricity, which could harm internal components.
CAUTION: When you disconnect a cable, pull on its connector or on its pull tab, not on the cable itself. Some cables have
connectors with locking tabs or thumb-screws that you must disengage before disconnecting the cable. When disconnecting cables, keep them evenly aligned to avoid bending any connector pins. When connecting cables, ensure that the ports and connectors are correctly oriented and aligned.
3
CAUTION: Press and eject any installed card from the media-card reader.

Electrostatic discharge—ESD protection

ESD is a major concern when you handle electronic components, especially sensitive components such as expansion cards, processors, memory DIMMs, and system boards. Very slight charges can damage circuits in ways that may not be obvious, such as intermittent problems or a shortened product life span. As the industry pushes for lower power requirements and increased density, ESD protection is an increasing concern.
Due to the increased density of semiconductors used in recent Dell products, the sensitivity to static damage is now higher than in previous Dell products. For this reason, some previously approved methods of handling parts are no longer applicable.
Two recognized types of ESD damage are catastrophic and intermittent failures.
Catastrophic – Catastrophic failures represent approximately 20 percent of ESD-related failures. The damage causes an immediate and complete loss of device functionality. An example of catastrophic failure is a memory DIMM that has received a static shock and immediately generates a "No POST/No Video" symptom with a beep code emitted for missing or nonfunctional memory.
Intermittent – Intermittent failures represent approximately 80 percent of ESD-related failures. The high rate of intermittent failures means that most of the time when damage occurs, it is not immediately recognizable. The DIMM receives a static shock, but the tracing is merely weakened and does not immediately produce outward symptoms related to the damage. The weakened trace may take weeks or months to melt, and in the meantime may cause degradation of memory integrity, intermittent memory errors, etc.
The more dicult type of damage to recognize and troubleshoot is the intermittent (also called latent or "walking wounded") failure.
Perform the following steps to prevent ESD damage:
Use a wired ESD wrist strap that is properly grounded. The use of wireless anti-static straps is no longer allowed; they do not provide adequate protection. Touching the chassis before handling parts does not ensure adequate ESD protection on parts with increased sensitivity to ESD damage.
10 Safety instructions
Handle all static-sensitive components in a static-safe area. If possible, use anti-static oor pads and workbench pads.
When unpacking a static-sensitive component from its shipping carton, do not remove the component from the anti-static packing material until you are ready to install the component. Before unwrapping the anti-static packaging, ensure that you discharge static electricity from your body.
Before transporting a static-sensitive component, place it in an anti-static container or packaging.
ESD eld service kit
The unmonitored Field Service kit is the most commonly used service kit. Each Field Service kit includes three main components: anti-static mat, wrist strap, and bonding wire.
Components of an ESD eld service kit
The components of an ESD eld service kit are:
Anti-Static Mat – The anti-static mat is dissipative and parts can be placed on it during service procedures. When using an anti-static mat, your wrist strap should be snug and the bonding wire should be connected to the mat and to any bare metal on the system being worked on. Once deployed properly, service parts can be removed from the ESD bag and placed directly on the mat. ESD-sensitive items are safe in your hand, on the ESD mat, in the system, or inside a bag.
Wrist Strap and Bonding Wire – The wrist strap and bonding wire can be either directly connected between your wrist and bare metal on the hardware if the ESD mat is not required, or connected to the anti-static mat to protect hardware that is temporarily placed on the mat. The physical connection of the wrist strap and bonding wire between your skin, the ESD mat, and the hardware is known as bonding. Use only Field Service kits with a wrist strap, mat, and bonding wire. Never use wireless wrist straps. Always be aware that the internal wires of a wrist strap are prone to damage from normal wear and tear, and must be checked regularly with a wrist strap tester in order to avoid accidental ESD hardware damage. It is recommended to test the wrist strap and bonding wire at least once per week.
ESD Wrist Strap Tester – The wires inside of an ESD strap are prone to damage over time. When using an unmonitored kit, it is a best practice to regularly test the strap prior to each service call, and at a minimum, test once per week. A wrist strap tester is the best method for doing this test. If you do not have your own wrist strap tester, check with your regional oce to nd out if they have one. To perform the test, plug the wrist-strap's bonding-wire into the tester while it is strapped to your wrist and push the button to test. A green LED is lit if the test is successful; a red LED is lit and an alarm sounds if the test fails.
Insulator Elements – It is critical to keep ESD sensitive devices, such as plastic heat sink casings, away from internal parts that are insulators and often highly charged.
Working Environment – Before deploying the ESD Field Service kit, assess the situation at the customer location. For example, deploying the kit for a server environment is dierent than for a desktop or portable environment. Servers are typically installed in a rack within a data center; desktops or portables are typically placed on oce desks or cubicles. Always look for a large open at work area that is free of clutter and large enough to deploy the ESD kit with additional space to accommodate the type of system that is being repaired. The workspace should also be free of insulators that can cause an ESD event. On the work area, insulators such as Styrofoam and other plastics should always be moved at least 12 inches or 30 centimeters away from sensitive parts before physically handling any hardware components.
ESD Packaging – All ESD-sensitive devices must be shipped and received in static-safe packaging. Metal, static-shielded bags are preferred. However, you should always return the damaged part using the same ESD bag and packaging that the new part arrived in. The ESD bag should be folded over and taped shut and all the same foam packing material should be used in the original box that the new part arrived in. ESD-sensitive devices should be removed from packaging only at an ESD-protected work surface, and parts should never be placed on top of the ESD bag because only the inside of the bag is shielded. Always place parts in your hand, on the ESD mat, in the system, or inside an anti-static bag.
Transporting Sensitive Components – When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport.

ESD protection summary

It is recommended that all eld service technicians use the traditional wired ESD grounding wrist strap and protective anti-static mat at all times when servicing Dell products. In addition, it is critical that technicians keep sensitive parts separate from all insulator parts while performing service and that they use anti-static bags for transporting sensitive components.
Safety instructions
11

Transporting sensitive components

When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport.

Lifting equipment

Adhere to the following guidelines when lifting heavy weight equipment:
CAUTION: Do not lift greater than 50 pounds. Always obtain additional resources or use a mechanical lifting device.
1 Get a rm balanced footing. Keep your feet apart for a stable base, and point your toes out.
2 Tighten stomach muscles. Abdominal muscles support your spine when you lift, osetting the force of the load.
3 Lift with your legs, not your back.
4 Keep the load close. The closer it is to your spine, the less force it exerts on your back.
5 Keep your back upright, whether lifting or setting down the load. Do not add the weight of your body to the load. Avoid twisting your
body and back.
6 Follow the same techniques in reverse to set the load down.
12 Safety instructions
The procedures in this document may require the following tools:
Philips screwdriver #1
Flat-head screwdriver
Plastic scribe
4

Recommended tools

Recommended tools 13

Screw list

NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and then
place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced.
NOTE: Some computers have magnetic surfaces. Ensure that the screws are not left attached to such surface when replacing a
component.
NOTE: Screw color may vary with the conguration ordered.
Table 1. Screw list
Component Secured to Screw type Quantity Screw image
Base cover Palm-rest assembly M2x4 7
Battery Palm-rest assembly M2x3 2
Fan Palm-rest assembly M2x3 2
5
Hard-drive assembly Palm-rest assembly M2x3 3
Hard-drive bracket Hard drive M3x3 4
Display hinges Palm-rest assembly M2.5x4 4
I/O board Palm-rest assembly M2x4 1
Keyboard Palm-rest assembly M1.2x1.5 19
Keyboard bracket Palm-rest assembly M1.2x1.8 24
Power-adapter port Palm-rest assembly M2x3 1
Solid-state drive Palm-rest assembly M2x3 1
Solid-state drive Soldi-state drive bracket M2x3 1
System board Palm-rest assembly M2x2 Big Head 2
Touchpad bracket Palm-rest assembly M2x3 3
14 Screw list
Component Secured to Screw type Quantity Screw image
Touchpad Palm-rest assembly M1.6x2 2
Wireless-card bracket System board M2x3 1
Screw list 15

Removing the base cover

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance.

Procedure

1 Loosen the two captive screws that secure the base cover to the palm-rest assembly.
2 Remove the seven screws (M2x4) that secure the base cover to the palm-rest assembly.
6
3 Using a plastic scribe, pry the base cover from the tabs on the hinges and continue to pry the base cover from the slots on the palm-
rest assembly.
CAUTION
4 Carefully remove the base cover o the palm-rest assembly.
16 Removing the base cover
: Do not pry the base cover from the middle as it might damage the chassis.
NOTE: Disconnect the battery cable only when you continue to remove other components from your computer.
5 Disconnect the battery cable from the system board.
Removing the base cover
17
18 Removing the base cover

Replacing the base cover

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance.

Procedure

1 Connect the battery cable to the system board, if applicable.
7
2 Align the tabs on the base cover with the slots on the palm-rest assembly and snap the base cover to the palm-rest assembly.
Replacing the base cover 19
3 Replace the seven screws (M2x4) that secure the base cover to the palm-rest assembly.
4 Tighten the two captive screws that secure the base cover to the palm-rest assembly.
20
Replacing the base cover
Replacing the base cover 21

Removing the battery

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance.

Lithium-ion battery precautions

CAUTION:
Exercise caution when handling Lithium-ion batteries.
Discharge the battery as much as possible before removing it from the system. This can be done by disconnecting the AC adapter from the system to allow the battery to drain.
Do not crush, drop, mutilate, or penetrate the battery with foreign objects.
Do not expose the battery to high temperatures, or disassemble battery packs and cells.
Do not apply pressure to the surface of the battery.
Do not bend the battery.
Do not use tools of any kind to pry on or against the battery.
Ensure any screws during the servicing of this product are not lost or misplaced, to prevent accidental puncture or damage to the battery and other system components.
If a battery gets stuck in a device as a result of swelling, do not try to free it as puncturing, bending, or crushing a Lithium-ion battery can be dangerous. In such an instance, contact for assistance and further instructions.
If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing, bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See www.dell.com/
contactdell.
Always purchase genuine batteries from www.dell.com or authorized Dell partners and resellers.
8

Prerequisites

Remove the base cover.

Procedure

1 Disconnect the battery cable from the system board (applicable only if not disconnected earlier).
2 Remove the two screws (M2x3) that secure the battery to the palm-rest assembly.
3 Loosen the captive screw that secures the battery to the palm-rest assembly.
4 Lift the battery o the palm-rest assembly.
22 Removing the battery
5 Turn the computer over, open the display, and then press and hold the power button for ve seconds to ground the system board.
Removing the battery
23
24 Removing the battery

Replacing the battery

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance.

Procedure

1 Using the alignment posts, place the battery on the palm-rest assembly.
2 Tighten the captive screw that secures the battery to the palm-rest assembly.
3 Replace the two screws (M2x3) that secure the battery to the palm-rest assembly.
4 Connect the battery cable to the system board.
9

Post-requisites

Replace the base cover.
Replacing the battery 25

Removing the memory modules

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance.

Prerequisites

Remove the base cover.

Procedure

1 Lift the ap to access the memory module.
10
2 Use your ngertips to carefully spread apart the securing-clips on each end of the memory-module slot until the memory module pops
up.
3 Slide and remove the memory module from the memory-module slot.
26 Removing the memory modules
Removing the memory modules 27

Replacing the memory modules

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance.

Procedure

1 Lift the ap to access the memory-module slot.
11
2 Align the notch on the memory module with the tab on the memory-module slot.
3 Slide the memory module rmly at an angle, into the memory-module slot.
4 Press the memory module down until it clicks into place.
: If you do not hear the click, remove the memory module and reinstall it.
NOTE
28 Replacing the memory modules

Post-requisites

Replace the base cover.
Replacing the memory modules 29

Removing the wireless card

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside
your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance.

Prerequisites

Remove the base cover.

Procedure

1 Locate the wireless card on the system board.
12
2 Remove the screw (M2x3) that secures the wireless-card bracket to the wireless card and palm-rest assembly.
3 Remove the wireless-card bracket from the wireless card.
4 Disconnect the antenna cables from the wireless card.
5 Slide and remove the wireless card from the wireless-card slot.
30 Removing the wireless card
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