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Dell Inspiron 20 3000 Series Service Manual
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Dell Inspiron 20 3000 Series Service Manual

Dell Inspiron 20 3000 Series Service Manual

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Download this manual See also: Service Manual, Setup and Specifications
Inspiron 20
3000 Series
Service Manual
Computer Model: Inspiron 20–3059
Regulatory Model: W15B
Regulatory Type: W15B003

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Summary of Contents for Dell Inspiron 20 3000 Series

  • Page 1 Inspiron 20 3000 Series Service Manual Computer Model: Inspiron 20–3059 Regulatory Model: W15B Regulatory Type: W15B003...
  • Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2015 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 ™...

  • Page 3: Table Of Contents

    Contents Before working inside your computer........9 ....................9 Before you begin ....................10 Safety instructions ..................11 Recommended tools After working inside your computer........12 Technical overview..............13 ................13 Inside view of your computer ................14 System-board components Removing the stand..............16 ......................16 Procedure Replacing the stand..............18 ......................18 Procedure Removing the optical drive............19...
  • Page 4 Replacing the back cover............25 ......................25 Procedure ....................25 Post-requisites Removing the hard drive............26 .....................26 Prerequisites ......................26 Procedure Replacing the hard drive............29 ......................29 Procedure ....................29 Post-requisites Removing the memory module..........30 ....................30 Prerequisites ......................30 Procedure Replacing the memory module..........32 ......................32 Procedure ....................
  • Page 5 Replacing the control-buttons board........42 ......................42 Procedure ....................42 Post-requisites Removing the microphone............43 .....................43 Prerequisites ......................43 Procedure Replacing the microphone............45 ......................45 Procedure ....................45 Post-requisites Removing the system-board shield........46 ....................46 Prerequisites ......................46 Procedure Replacing the system-board shield........48 ......................
  • Page 6 Replacing the coin-cell battery..........55 ......................55 Procedure ....................55 Post-requisites Removing the fan..............56 .....................56 Prerequisites ......................56 Procedure Replacing the fan...............58 ......................58 Procedure ....................58 Post-requisites Removing the heat sink............59 .....................59 Prerequisites ......................59 Procedure Replacing the heat sink............61 ......................61 Procedure ....................
  • Page 7 Replacing the system board............68 ......................68 Procedure ....................68 Post-requisites Removing the display cable............ 69 ....................69 Prerequisites ......................69 Procedure Replacing the display cable............. 71 ......................71 Procedure ....................71 Post-requisites Removing the display assembly..........72 .....................72 Prerequisites ......................72 Procedure Replacing the display assembly..........76 ......................76 Procedure ....................
  • Page 8 ....................82 Procedure Flashing the BIOS..............84...

  • Page 9: Before Working Inside Your Computer

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

  • Page 10: Safety Instructions

    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.

  • Page 11: Recommended Tools

    Recommended tools The procedures in this document may require the following tools: • Phillips screwdriver • Plastic scribe...

  • Page 12: After Working Inside Your Computer

    After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. Replace all screws and ensure that no stray screws remain inside your computer. Connect any external devices, peripherals, and cables you removed before working on your computer.

  • Page 13: Technical Overview

    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. Inside view of your computer speakers (2) hard-drive assembly control-buttons board...

  • Page 14: System-Board Components

    System-board components wireless-card slot (NGFF_WIFI) memory-module slots (2) camera-cable connector CMOS jumper (CMCL R2) (WEBCAM) password jumper (PSWD) coin-cell battery speaker-cable connector touch-screen board cable (SPEAKER) connector (TOUCH) control-buttons board cable display-panel power cable connector connector (PWRCN)
  • Page 15 display-cable connector hard-drive data cable connector (SATA_HDD) optical-drive data cable hard-drive and optical-drive connector (SATA_HDD) power cable connector (SATAP1) fan-cable connector (FAN_CPU)

  • Page 16: Removing The Stand

    NOTE: These procedures are applicable only for computers with an easel stand. If you ordered a computer with a pedestal stand, see the Quick Start Guide that shipped with your computer or on the Dell Support website. Using a plastic scribe, pry the stand cover off the back cover.
  • Page 17 Slide and remove the stand from the back cover. screws (2) stand...

  • Page 18: Replacing The Stand

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure NOTE: This chapter is applicable only for systems with an easel stand. For systems with a pedestal stand, refer to the Quick Start Guide that came with your computer.

  • Page 19: Removing The Optical Drive

    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 stand. Procedure Using a plastic scribe, push the optical-drive bracket down and then push...

  • Page 20: Inspiron

    Pull the optical-drive assembly out of the optical-drive bay. optical-drive assembly optical-drive bracket plastic scribe Carefully pull the optical-drive bezel and remove it from the optical drive. Remove the screws that secure the optical-drive bracket to the optical drive.
  • Page 21 Remove the optical-drive bracket from the optical drive. NOTE: Note the orientation of the optical-drive bracket so that you can replace it correctly. optical-drive bezel optical drive screws (2) optical-drive bracket...

  • Page 22: Replacing The Optical Drive

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the optical-drive bracket with the screw holes on the optical drive.

  • Page 23: Removing The Back Cover

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 24 Lift the back cover off the computer. back cover...

  • Page 25: Replacing The Back Cover

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the tabs on the back cover with the slots on the display bezel and snap the back cover into place.

  • Page 26: Removing The Hard Drive

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. 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.
  • Page 27 Slide and lift the hard-drive assembly off the display-assembly base. touch-screen board cable screw hard-drive cable hard-drive assembly Remove the screws that secure the hard-drive bracket to the hard drive.
  • Page 28 Remove the hard drive from the hard-drive bracket. screws (3) hard-drive bracket hard drive...

  • Page 29: Replacing The Hard Drive

    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. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. Procedure Align the screw holes on the hard drive with the screw holes on the hard- drive bracket .

  • Page 30: Removing The Memory Module

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 31 Slide and remove the memory module from the memory-module slot. securing clips (2) memory module memory-module slot...

  • Page 32: Replacing The Memory Module

    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 Align the notch on the memory module with the tab on the memory- module slot.

  • Page 33: Post-Requisites

    Slide the memory module firmly into the slot 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. memory module memory-module slot notch Post-requisites Replace the...
  • Page 34 Follow the procedure in step 4 in “Replacing the optical drive”. Replace the stand.

  • Page 35: Removing The Wireless Card

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 36 Slide the wireless card out of the wireless-card slot. wireless card antenna cables wireless-card slot screw...

  • Page 37: Replacing The Wireless Card

    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 Align the notch on the wireless card with the tab on the wireless-card slot.
  • Page 38 Connect the antenna cables to the wireless card. The 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 wireless-card slot wireless card screw antenna cables...

  • Page 39: Post-Requisites

    Post-requisites Replace the system-board shield. Replace the back cover. Follow the procedure in step 4 in “Replacing the optical drive”. Replace the stand.

  • Page 40: Removing The Control-Buttons Board

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 41 Open the latch and disconnect the control-buttons board cable from the control-buttons board. control-buttons board display bezel securing clips (2) control-buttons board cable...

  • Page 42: Replacing The Control-Buttons Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the control-buttons board cable into the connector on the control- buttons board and close the latch to secure the cable.

  • Page 43: Removing The Microphone

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites NOTE: These steps are applicable for touch-screen models only. For non-touch screen models, the microphone is integrated on the camera assembly.
  • Page 44 Disconnect the microphone cable from the microphone module. display-assembly base microphone module microphone cable...

  • Page 45: Replacing The Microphone

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Connect the microphone cable to the microphone module. Slide the microphone module into the slot on the display-assembly base.

  • Page 46: Removing The System-Board Shield

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 47 Lift the system-board shield off the display-assembly base. screws (4) system-board shield...

  • Page 48: Replacing The System-Board Shield

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the slots on the system-board shield with the ports on the system board and place the system-board shield on the display-assembly base.

  • Page 49: Removing The Camera

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites NOTE: This chapter is applicable only for systems with a touch screen display. For systems with a non-touch screen display, the microphones will be integrated on the camera assembly.
  • Page 50 Remove the camera cable from the tab on the back of the camera frame. microphone and camera routing guides cable display-assembly base antenna cable Using your fingertips, push the securing clip and turn the camera over. Disconnect the camera cable from the camera.
  • Page 51 Release the camera frame from the tab on the display-assembly base and lift it off. securing clip camera cable camera frame display-assembly base Peel off the camera from the camera frame. camera frame...

  • Page 52: Replacing The Camera

    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 Adhere the camera to the camera frame. Connect the camera cable to the camera module.

  • Page 53: Removing The Coin-Cell Battery

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery.
  • Page 54 plastic scribe coin-cell battery battery socket...

  • Page 55: Replacing The Coin-Cell Battery

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure With the positive-side facing up, insert the coin-cell battery into the battery socket and press down the battery into place.

  • Page 56: Removing The Fan

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 57 Lift and slide the fan from under the heat sink. fan cable screws (2)

  • Page 58: Replacing The Fan

    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 Slide the fan under the heat sink and place it on the display-assembly base.

  • Page 59: Removing The Heat Sink

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. WARNING: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.
  • Page 60 Lift the heat sink off the system board. screw heat sink captive screws (5)

  • Page 61: Replacing The Heat Sink

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: The original thermal grease can be reused if the original system board and heat sink are reinstalled together.

  • Page 62: Removing The Speakers

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 63 Lift the speakers, along with the speaker cable, off the display bezel. speaker cable speakers (2) routing guides rubber grommets (4)

  • Page 64: Replacing The Speakers

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Using the alignment posts and rubber grommets on the display bezel, place the speakers on the display bezel.

  • Page 65: Removing The System Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
  • Page 66 Open the latches and disconnect the control-buttons board cable and display cable from the system board. fan cable hard-drive and optical- drive power cable optical-drive data cable hard-drive data cable microphone and camera speaker cable cable display-panel power cable control-buttons board cable touch-board cable 10 display cable...
  • Page 67 Lift the system board off the display-assembly base. screws (4) system board...

  • Page 68: Replacing The System Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.

  • Page 69: Removing The Display Cable

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 70 Lift the display cable off the display assembly. clips (2) tape display cable display assembly...

  • Page 71: Replacing The Display Cable

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Connect the display cable to the display assembly and close the latch to secure the cable.

  • Page 72: Removing The Display Assembly

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 73 Note the routing of the optical-drive data, touch-board, display backlight, hard drive, and control-buttons board cables and remove the cables from the routing guides on the display-assembly base. screws (2) optical-drive data cable touch-screen board cable display-panel power cable hard-drive cable control-buttons board cable Remove the screws that secure the display-assembly base to the display...
  • Page 74 Release the display-assembly base from the tabs on the display assembly. display-assembly base screws (12) display assembly tabs (8) Lift the display-assembly base off the display assembly. Remove the rubber feet.
  • Page 75 display assembly...

  • Page 76: Replacing The Display Assembly

    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 Replace the rubber feet. Slide the tabs on the display assembly into the slots on the display- assembly base.
  • Page 77 12 Follow the procedure in step 3 to step 7 in “Replacing the hard-drive”. 13 Replace the back cover. 14 Follow the procedure in step 4 in “Replacing the optical drive”. 15 Replace the stand.

  • Page 78: Removing The Rubber Feet

    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 stand. Follow the procedure from step 1 to step 2 in “Removing the optical...
  • Page 79 Lift the rubber feet off the display bezel. display bezel screws (4) rubber feet (2)

  • Page 80: Replacing The Rubber Feet

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the rubber feet with the screw holes on the display bezel.

  • Page 81: Bios Setup Program

    Entering BIOS setup program Turn on (or restart) your computer. During POST, when the DELL logo is displayed, watch for the F2 prompt to appear and then press F2 immediately. NOTE: The F2 prompt indicates that the keyboard has initialized.

  • Page 82: Procedure

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Locate the CMOS jumper (CMCL R2) on the system board. NOTE: For more information on the location of the jumper, see “System-board...
  • Page 83 Wait for 5 seconds and then replace the jumper plug to its original location. jumper plug Password jumper-pins CMOS jumper-pins...

  • Page 84: Flashing The Bios

    You may need to flash (update) the BIOS when an update is available or when you replace the system board. To flash the BIOS: Turn on the computer. Go to www.dell.com/support. Click Product Support, enter the Service Tag of your computer and click Submit.

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