Dell Inspiron 2350 User manual

Inspiron 23

Service Manual

Computer Model: Inspiron 2350

Regulatory Model: W07C

Regulatory Type: W07C002

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.

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 - 10

Rev. A00

Contents

Before Working Inside Your Computer.................................10

Before You Begin ............................................................................................ 10

Safety Instructions............................................................................................ 11

Recommended Tools...................................................................................... 12

After Working Inside Your Computer.................................... 13

Technical Overview...................................................................14

Inside View of Your Computer........................................................................ 14

Computer-base Components................................................................... 15

Display Panel With Stand Assembly...........................................................16

System Board Components ............................................................................17

Removing the Memory Module(s).......................................... 18

Procedure.........................................................................................................18

Replacing the Memory Module(s)...........................................21

Procedure.........................................................................................................21

Removing the Base Cover........................................................23

Procedure.........................................................................................................23

Replacing the Base Cover........................................................ 25

Procedure.........................................................................................................25

Removing the Computer Base................................................26

Prerequisites.....................................................................................................26

Procedure........................................................................................................ 26

Replacing the Computer Base................................................ 28

Procedure........................................................................................................ 28

Post-requisites.................................................................................................28

Removing the Hard Drive.........................................................29

Prerequisites.....................................................................................................29

Procedure........................................................................................................ 29

Replacing the Hard Drive.........................................................32

Procedure.........................................................................................................32

Post-requisites................................................................................................. 32

Removing the Wireless Card................................................... 33

Prerequisites.....................................................................................................33

Procedure.........................................................................................................33

Replacing the Wireless Card....................................................35

Procedure.........................................................................................................35

Post-requisites................................................................................................. 35

Removing the mSATA Card..................................................... 36

Prerequisites.....................................................................................................36

Procedure........................................................................................................ 36

Replacing the mSATA Card......................................................38

Procedure........................................................................................................ 38

Post-requisites.................................................................................................39

Removing the Speakers........................................................... 40

Prerequisites.................................................................................................... 40

Procedure ....................................................................................................... 40

Replacing the Speakers............................................................42

Procedure ....................................................................................................... 42

Post-requisites.................................................................................................42

Removing the USB Board.........................................................43

Prerequisites.....................................................................................................43

Procedure........................................................................................................ 43

Replacing the USB Board.........................................................45

Procedure........................................................................................................ 45

Post-requisites.................................................................................................45

Removing the Coin-Cell Battery............................................ 46

Prerequisites.................................................................................................... 46

Procedure........................................................................................................ 46

Replacing the Coin-Cell Battery............................................ 48

Procedure........................................................................................................ 48

Post-requisites.................................................................................................48

Removing the Fan..................................................................... 49

Prerequisites.................................................................................................... 49

Procedure........................................................................................................ 50

Replacing the Fan......................................................................52

Procedure.........................................................................................................52

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

Removing the Heat Sink...........................................................53

Prerequisites.....................................................................................................53

Procedure........................................................................................................ 54

Replacing the Heat Sink........................................................... 56

Procedure........................................................................................................ 56

Post-requisites.................................................................................................56

Removing the Processor.......................................................... 57

Prerequisites.....................................................................................................57

Procedure.........................................................................................................57

Replacing the Processor.......................................................... 58

Procedure........................................................................................................ 58

Post-requisites.................................................................................................59

Removing the System Board...................................................60

Prerequisites.................................................................................................... 60

Procedure........................................................................................................ 60

Replacing the System Board................................................... 62

Procedure........................................................................................................ 62

Post-requisites.................................................................................................62

Removing the Back Cover....................................................... 63

Prerequisites.....................................................................................................63

Procedure........................................................................................................ 63

Replacing the Back Cover....................................................... 64

Procedure........................................................................................................ 64

Post-requisites.................................................................................................64

Removing the Camera..............................................................65

Prerequisites.....................................................................................................65

Procedure........................................................................................................ 65

Replacing the Camera.............................................................. 67

Procedure.........................................................................................................67

Post-requisites................................................................................................. 67

Removing the Microphone......................................................68

Prerequisites.................................................................................................... 68

Procedure........................................................................................................ 68

Replacing the Microphone...................................................... 70

Procedure........................................................................................................ 70

Post-requisites.................................................................................................70

Removing the Converter Board.............................................. 71

Prerequisites..................................................................................................... 71

Procedure......................................................................................................... 71

Replacing the Converter Board.............................................. 73

Procedure.........................................................................................................73

Post-requisites................................................................................................. 73

Removing the Power-Button Module................................... 74

Prerequisites.....................................................................................................74

Procedure.........................................................................................................74

Replacing the Power-Button Module....................................76

Procedure.........................................................................................................76

Post-requisites................................................................................................. 76

Removing the Stand Assembly................................................77

Prerequisites.....................................................................................................77

Procedure.........................................................................................................77

Replacing the Stand Assembly................................................82

Procedure........................................................................................................ 82

Post-requisites.................................................................................................82

Removing the Display Panel....................................................84

Prerequisites.................................................................................................... 84

Procedure........................................................................................................ 84

Replacing the Display Panel....................................................88

Procedure........................................................................................................ 88

Post-requisites.................................................................................................88

Removing the Control-Buttons Board..................................89

Prerequisites.................................................................................................... 89

Procedure........................................................................................................ 89

Replacing the Control-Buttons Board.................................. 91

Procedure.........................................................................................................91

Post-requisites................................................................................................. 91

System Setup Options.............................................................. 92

Overview ......................................................................................................... 97

Entering System Setup ................................................................................... 98

Clearing Forgotten Passwords............................................... 99

Clearing CMOS Settings.........................................................100

Display-Settings Controls......................................................101

Flashing the BIOS.................................................................... 104

Getting Help and Contacting Dell........................................105

Self-Help Resources......................................................................................105

Contacting Dell..............................................................................................105

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

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

2 Shut 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.

3 Disconnect your computer and all attached devices from their electrical

outlets.

4 Disconnect all cables such as telephone cables, network cables and so

on, from your computer.

5 Disconnect all attached devices and peripherals, such as keyboard,

mouse, monitor, and so on, from your computer.

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

applicable.

7 After the computer is unplugged, press and hold the power button for 5

seconds to ground the system board.

CAUTION: Place the computer on a flat, soft and clean surface to

avoid scratching the display.

8 Place the computer face down.

10

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: Only a certified service technician is authorized to remove

the computer cover and access any of the components inside the

computer. See the safety instructions for complete information about

safety precautions, working inside your computer, and protecting

against electrostatic discharge.

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.

11

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

• Flat-head screwdriver

• Plastic scribe

12

After Working Inside Your

Computer

CAUTION: Leaving stray or loose screws inside your computer may

severely damage your computer.

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

computer.

2 Connect any external devices, peripherals, and cables you removed

before working on your computer.

3 Replace any media cards, discs, and any other part(s) 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.

13

Technical Overview

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.

Inside View of Your Computer

This chapter lists out the components on the computer base and display

panel.

14

Computer-base Components

1 heat sink 2 fan

3 coin-cell battery 4 hard-drive assembly

5 USB board 6 speakers (2)

7 mSATA card 8 memory modules (2)

9 processor 10 wireless-mini card

11 system board

15

Display Panel With Stand Assembly

1 auxiliary antenna 2 auxiliary antenna cable

3 right microphone cable 4 camera assembly

5 camera cable 6 left microphone cable

7 main antenna cable 8 main antenna

9 display panel 10 display-panel bracket

11 display cable 12 stand

13 converter-board cable 14 power-buttons board cable

15 control-buttons board cable 16 control-buttons board

17 converter board 18 display-backlight cable

16

System Board Components

1 wireless-card slot (WLAN/WiDi) 2 display-cable connector (LVDS)

3 camera-cable connector 4 display-backlight cable

connector (MONITOR_SIGNAL)

5 processor socket 6 fan-cable connector

7 USB-board cable connector

(USB_CARD)

8 speaker-cable connector

(SPEAKER)

9 memory-module slot (DDR3L) 10 hard-drive connector (HDD)

11 mSATA-card slot (mSATA)

17

Removing the Memory

Module(s)

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

1 Loosen the captive screw that secures the memory-module cover to the

base cover.

18

2 Slide and lift the memory-module cover off the base cover.

1 base cover 2 memory-module cover

3 captive screw

NOTE: If the memory module accidentally slips and falls in the

computer base, remove the base cover to retrieve the memory

module. See "Removing the Base Cover”.

3 Use your fingertips to spread apart the securing clips on each end of the

memory-module slot until the memory module pops up.

19

4 Remove the memory module from the memory-module slot.

1 memory-module slot 2 securing clips (2)

3 memory module

20

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Dell Inspiron 2350 User manual

Dell Inspiron 2350 User manual

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