Dell Inspiron 5543 User Manual

Inspiron 15

5000 Series

Service Manual

Computer Model: Inspiron 5543

Regulatory Model: P39F

Regulatory Type: P39F001

Notes, Cautions, and Warnings

NOTE: A NOTE indicates important information that helps you make better use of your computer.

CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

Copyright © 2014 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. Dell™ and the Dell logo are trademarks of Dell Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may be trademarks of their respective companies.

2014 - 12

Rev. A00

Contents
Before Working Inside Your Computer	...................................9
Before You Begin ..............................................................................................	9
Safety Instructions.............................................................................................	9
Recommended Tools......................................................................................	10
After Working Inside Your Computer....................................	12
Removing the Base Cover........................................................	13
Procedure.........................................................................................................	13
Replacing the Base Cover........................................................	15
Procedure.........................................................................................................	15
Removing the Battery...............................................................	16
Prerequisites.....................................................................................................	16
Procedure.........................................................................................................	16
Replacing the Battery................................................................	17
Procedure.........................................................................................................	17
Post-requisites..................................................................................................	17
Removing the Hard Drive.........................................................	18
Prerequisites.....................................................................................................	18
Procedure.........................................................................................................	18
Replacing the Hard Drive.........................................................	21

Procedure.........................................................................................................	21
Post-requisites.................................................................................................	21

Removing the Memory Modules............................................	22
Prerequisites.....................................................................................................	22
Procedure.........................................................................................................	23
Replacing the Memory Modules.............................................	24
Procedure........................................................................................................	24
Post-requisites.................................................................................................	24
Removing the Wireless Card...................................................	25
Prerequisites.....................................................................................................	25
Procedure.........................................................................................................	25
Replacing the Wireless Card....................................................	27
Procedure.........................................................................................................	27
Post-requisites.................................................................................................	27
Removing the Fan.....................................................................	28
Prerequisites....................................................................................................	28
Procedure........................................................................................................	28
Replacing the Fan......................................................................	31
Procedure.........................................................................................................	31
Post-requisites.................................................................................................	31
Removing the Keyboard...........................................................	32
Prerequisites.....................................................................................................	32
Procedure.........................................................................................................	32
Replacing the Keyboard...........................................................	35

Procedure.........................................................................................................	35
Folding the Keyboard Cables..........................................................................	35
Post-requisites.................................................................................................	37

Removing the Base Frame.......................................................	39
Prerequisites.....................................................................................................	39
Procedure........................................................................................................	39
Replacing the Base Frame.......................................................	43
Procedure........................................................................................................	43
Post-requisites.................................................................................................	43
Removing the Coin-Cell Battery............................................	44
Prerequisites....................................................................................................	44
Procedure........................................................................................................	45
Replacing the Coin-Cell Battery............................................	46
Procedure........................................................................................................	46
Post-requisites.................................................................................................	46
Removing the Heat Sink...........................................................	47
Prerequisites.....................................................................................................	47
Procedure........................................................................................................	48
Replacing the Heat Sink...........................................................	49
Procedure........................................................................................................	49
Post-requisites.................................................................................................	49
Removing the I/O Board..........................................................	50
Prerequisites....................................................................................................	50
Procedure........................................................................................................	50
Replacing the I/O Board...........................................................	52

Procedure.........................................................................................................	52
Post-requisites.................................................................................................	52

Removing the Speakers............................................................	53
Prerequisites.....................................................................................................	53
Procedure.........................................................................................................	53
Replacing the Speakers............................................................	55
Procedure.........................................................................................................	55
Post-requisites.................................................................................................	55
Removing the Status-Light Board..........................................	56
Prerequisites.....................................................................................................	56
Procedure........................................................................................................	56
Replacing the Status-Light Board..........................................	58
Procedure........................................................................................................	58
Post-requisites.................................................................................................	58
Removing the Power-Adapter Port.......................................	59
Prerequisites.....................................................................................................	59
Procedure........................................................................................................	59
Replacing the Power-Adapter Port........................................	61
Procedure.........................................................................................................	61
Post-requisites.................................................................................................	61
Removing the System Board...................................................	62
Prerequisites.....................................................................................................	62
Procedure........................................................................................................	62
Replacing the System Board...................................................	65

Procedure........................................................................................................	65
Post-requisites.................................................................................................	66

Removing the Display Assembly.............................................	67
Prerequisites.....................................................................................................	67
Procedure.........................................................................................................	67
Replacing the Display Assembly.............................................	70
Procedure........................................................................................................	70
Post-requisites..................................................................................................	71
Removing the Palm Rest..........................................................	72
Prerequisites.....................................................................................................	72
Procedure.........................................................................................................	73
Replacing the Palm Rest...........................................................	75
Procedure.........................................................................................................	75
Post-requisites.................................................................................................	75
Removing the Display Bezel....................................................	76
Prerequisites.....................................................................................................	76
Procedure.........................................................................................................	77
Replacing the Display Bezel....................................................	78
Procedure.........................................................................................................	78
Post-requisites.................................................................................................	78
Removing the Display Panel....................................................	79
Prerequisites.....................................................................................................	79
Procedure.........................................................................................................	79
Replacing the Display Panel....................................................	81

Procedure.........................................................................................................	81
Post-requisites.................................................................................................	81

Removing the Display Brackets..............................................	82
Prerequisites....................................................................................................	82
Procedure........................................................................................................	83
Replacing the Display Brackets..............................................	84
Procedure........................................................................................................	84
Post-requisites.................................................................................................	84
Removing the Camera..............................................................	85
Prerequisites.....................................................................................................	85
Procedure........................................................................................................	85
Replacing the Camera..............................................................	87
Procedure.........................................................................................................	87
Post-requisites.................................................................................................	87
Removing the Display Back-Cover and Antenna
Assembly.....................................................................................	88
Prerequisites....................................................................................................	88
Procedure........................................................................................................	88
Replacing the Display Back-Cover and Antenna
Assembly.....................................................................................	90
Procedure........................................................................................................	90
Post-requisites.................................................................................................	90
Flashing the BIOS.......................................................................	91
Getting Help and Contacting Dell..........................................	92

Self-Help Resources........................................................................................	92
Contacting Dell................................................................................................	92

Before Working Inside Your

Computer

CAUTION: To avoid damaging the components and cards, handle them by their edges and avoid touching pins and contacts.

NOTE: The images in this document may differ from your computer depending on the configuration you ordered.

Before You Begin

1Save and close all open files and exit all open applications.

2Shut down your computer.

–Windows 8.1: On the Start screen, click or tap the power icon →

Shut down.

–Windows 7: Click or tap Start → Shut down .

NOTE: If you are using a different operating system, see the documentation of your operating system for shut-down instructions.

3Disconnect your computer and all attached devices from their electrical outlets.

4Disconnect all cables such as telephone cables, network cables and so on, from your computer.

5Disconnect all attached devices and peripherals, such as keyboard, mouse, monitor, and so on, from your computer.

6Remove any media card and optical disc from your computer, if applicable.

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 dell.com/ regulatory_compliance.

WARNING: Disconnect all power sources before opening the computer cover or panels. After you finish working inside the computer, replace all covers, panels, and screws before connecting to the power source.

CAUTION: To avoid damaging the computer, make sure that the work surface is flat 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 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, make sure that the ports and connectors are correctly oriented and aligned.

CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device.

CAUTION: Press and eject any installed card from the media-card reader.

Recommended Tools

The procedures in this document may require the following tools:

•Philips screwdriver

•Plastic scribe

After Working Inside Your

Computer

CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer.

1Replace all screws and make sure that no stray screws remain inside your computer.

2Connect any external devices, peripherals, and cables you removed before working on your computer.

3Replace any media cards, discs, and any other part(s) that you removed before working on your computer.

4Connect your computer and all attached devices to their electrical outlets.

5Turn on your computer.

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 dell.com/regulatory_compliance.

Procedure

1Close the display and turn the computer over.

2Remove the screws that secure the base cover to the base frame.

1 screws (2)

2 base cover

3 base frame

3 Using a plastic scribe, pry the base cover off the base frame.

1	plastic scribe	2 notch
3	base cover

Replacing the Base Cover

Procedure

1Slide the tabs on the base cover into the base frame and snap the base cover into place.

2Replace the screws that secure the base cover to the base frame.

Removing the Battery

Prerequisites

Remove the base cover.

Procedure

1Remove the screws that secure the battery to the base frame.

2Using the pull tab, slide and lift the battery off the base frame.

1 pull tab

2 screws (4)

3 battery

3Turn the computer over, open the display, and press the power button for about 5 seconds to ground the system board.

Replacing the Battery

Procedure

1Align the screw holes the battery with the screw holes on the base frame and press-down the battery to connect it to the battery connector.

2Replace the screws that secure the battery to the base frame.

Post-requisites

Replace the base cover.

Removing the Hard Drive

CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.

CAUTION: To avoid data loss, do not remove the hard drive while the computer is in sleep or on state.

Prerequisites

1Remove the base cover.

2Remove the battery.

Procedure

1Remove the screws that secure the hard-drive assembly to the base frame.

2 Using the pull tab, slide the hard-drive assembly out of the base frame.

1	pull tab	2 screws (4)
3	hard-drive assembly

3 Disconnect the hard-drive cable from the hard drive.

1 hard-drive assembly 2 hard-drive cable

4 Remove the screws that secure the hard-drive bracket to the hard drive.

5 Lift the hard drive off the hard-drive bracket .

1 screws (4)

2 hard-drive bracket

Replacing the Hard Drive

CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.

Procedure

1Place the hard drive in the hard drive bracket and align the screw holes on the hard-drive bracket with the screw holes on the hard drive.

2Replace the screws that secure the hard-drive bracket to the hard drive.

3Connect the hard-drive cable to the hard drive.

4Slide the hard drive in the base frame and align the screw holes on the hard-drive assembly with the screw holes on the base frame.

5Replace the screws that secure the hard-drive assembly to the base frame.

Post-requisites

1Replace the battery.

2Replace the base cover.

Removing the Memory

Modules

Prerequisites

1Remove the base cover.

2Remove the battery.

Procedure

1Using your fingertips, pry apart the securing clips on each end of the memory-module slot until the memory module pops up.

1	memory-module slot	2 memory module
3	securing clips

2 Slide and remove the memory module from the memory-module slot.

Replacing the Memory

Modules

Procedure

1Align the notch on the memory module with the tab on the memorymodule slot.

2Slide the memory module firmly into the connector at an angle and press the memory module down until it clicks into place.

NOTE: If you do not hear the click, remove the memory module and reinstall it.

Post-requisites

1Replace the battery.

2Replace the base cover.

Removing the Wireless Card

Prerequisites

1Remove the base cover.

2Remove the battery.

Procedure

1Remove the screw that secures the wireless-card bracket and the wireless card to the system board.

NOTE: The wireless-card bracket may not be available on all models.

2Lift the wireless-card bracket off the wireless card.

3Disconnect the antenna cables from the wireless card.

4Lift the wireless card, and then slide and remove it from the system board.

1	screw	2	wireless-card bracket
3	antenna cables (2)	4	wireless card

Replacing the Wireless Card

Procedure

CAUTION: To avoid damage to the wireless card, do not place any cables under it.

1Align the notch on the wireless card with the tab on the wireless-card slot and slide the card into the slot.

2Align the screw hole on the wireless card with the screw hole on the system board.

3Connect the antenna cables to the wireless card.

4Place the wireless-card bracket on the wireless card and align the screw hole on the wireless-card bracket with the screw hole on the system board.

5Replace the screw that secures the wireless-card bracket and the wireless card to the system board.

6The following table provides the antenna-cable color scheme for the wireless card supported by your computer:

Connectors on the wireless card	Antenna-cable color

Main (white triangle)	White
Auxiliary (black triangle)	Black

Post-requisites

1Replace the battery.

2Replace the base cover.

Removing the Fan

Prerequisites

1Remove the base cover.

2Remove the battery.

Procedure

1Lift the latch and disconnect the I/O-board cable from the system board.

2Peel the I/O-board cable off the fan.

1 fan 2 I/O-board cable

3 Disconnect the display-cable from the system board.

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