Dell Inspiron 20 Owner's Manual
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Dell Inspiron 20 Owner's Manual

Dell Inspiron 20 Owner's Manual

All-in-one desktop featuring a large hd+ display
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Download this manual See also: Service Manual, Owner's Manual
Inspiron 20
Owner's Manual
Computer Model: Inspiron 20 Model 3045
Regulatory Model: W09B
Regulatory Type: W09B002

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Summary of Contents for Dell Inspiron 20

  • Page 1 Inspiron 20 Owner's Manual Computer Model: Inspiron 20 Model 3045 Regulatory Model: W09B Regulatory Type: W09B002...
  • Page 2 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 ™...

  • Page 3: Table Of Contents

    Contents Before Working Inside Your Computer........9 ....................9 Before You Begin ..................... 9 Safety Instructions ..................10 Recommended Tools After Working Inside Your Computer........12 Technical Overview..............13 ................ 13 Inside View of Your Computer ................14 System Board Components Removing the Stand Assembly..........15 ......................
  • Page 4 Replacing the VESA-Mount Bracket........22 ......................22 Procedure ....................22 Postrequisites Removing the Hard Drive............23 .....................23 Prerequisites ......................24 Procedure Replacing the Hard Drive............26 ......................26 Procedure ....................26 Postrequisites Removing the Optical Drive............27 .....................27 Prerequisites ......................27 Procedure Replacing the Optical Drive............29 ......................
  • Page 5 Replacing the Control-Buttons Board........35 ......................35 Procedure ....................35 Postrequisites Removing the Converter Board..........36 .....................36 Prerequisites ......................36 Procedure Replacing the Converter Board..........38 ......................38 Procedure ....................38 Postrequisites Removing the System-Board Shield........39 .....................39 Prerequisites ......................39 Procedure Replacing the System-Board Shield........40 ......................
  • Page 6 Replacing the Coin-Cell Battery..........46 ......................46 Procedure ....................46 Postrequisites Removing the Heat Sink............. 47 .....................47 Prerequisites ......................47 Procedure Replacing the Heat Sink............. 49 ......................49 Procedure ....................49 Postrequisites Removing the Speaker Cover............50 ....................50 Prerequisites ......................50 Procedure Replacing the Speaker Cover.............51 ......................
  • Page 7 Replacing the Antenna(s)............57 ......................57 Procedure ....................57 Postrequisites Removing the Fan................ 58 .....................58 Prerequisites ......................58 Procedure Replacing the Fan.................60 ......................60 Procedure ....................60 Postrequisites Removing the System Board............61 ..................... 61 Prerequisites ....................... 62 Procedure Replacing the System Board............. 64 ......................
  • Page 8 Replacing the Display Panel............76 ......................76 Procedure ....................76 Postrequisites Flashing the BIOS................. 78 Getting Help and Contacting Dell..........79 ..................79 Self-Help Resources ....................79 Contacting Dell...

  • 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. Before You Begin Save and close all open files and exit all open applications. Shut down your computer. –...

  • Page 10: Recommended Tools

    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.
  • Page 11 • Philips screwdriver • Flat-head 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 make sure 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 dell.com/regulatory_compliance. Inside View of Your Computer wireless card heat-sink memory module(s)

  • Page 14: System Board Components

    System Board Components fan-cable connector optical-drive cable connector hard-drive cable connector hard-drive and optical-drive power cable connector converter-board cable connector 6 control-buttons cable connector speaker-cable connector coin-cell battery memory-module connectors (2) 10 camera-cable connector display-cable connector wireless-card connector...

  • Page 15: Removing The Stand Assembly

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Place the computer face down on a soft cloth or a clean surface. Release the tabs on the stand cover.
  • Page 16 Pivot the stand upward and slide it away from the computer. screws (4) back cover stand If you need to remove either the stand base or stand riser from the stand assembly, follow the steps below: Lift the screw handle on the stand base. Using the screw handle, loosen the captive thumbscrew that secures the stand base to the stand riser.
  • Page 17 Slide the stand base off the stand riser. screw handle captive thumbscrew stand base...

  • Page 18: Replacing The Stand Assembly

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Slide the tabs on the stand into the slots on the back cover. Replace the screws that secure the stand to the display-panel base.

  • Page 19: Removing The Back Cover

    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. Prerequisites Remove the stand assembly. Procedure Using a plastic scribe, pry the back cover from the display bezel starting from around the optical-drive area.

  • Page 20: Replacing The Back Cover

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Slide the slots on the back cover into the ports on the computer and align the tabs on the back cover with the slots on the display bezel.

  • Page 21: Removing The Vesa-Mount Bracket

    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. Prerequisites Remove the stand assembly. Remove the back cover.

  • Page 22: Replacing The Vesa-Mount Bracket

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw holes on the VESA-mount bracket with the screw holes on the display-panel base.

  • Page 23: Removing The Hard Drive

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at 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 24: Procedure

    Procedure Lift and release the tabs on the hard-drive assembly from the slots on the display-panel base. Disconnect the hard-drive and optical-drive power cable from the hard- drive assembly. hard-drive and optical-drive hard-drive assembly power cable tabs display-panel base Pull the sides of the hard-drive bracket to release the pins securing the hard drive.
  • Page 25 Lift the hard drive off the hard-drive bracket. hard drive hard-drive bracket...

  • Page 26: Replacing The Hard Drive

    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. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. Procedure Pull the sides on the hard-drive bracket and slide the pins on the hard- drive brackets into the holes on the hard drive.

  • Page 27: Removing The Optical Drive

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 28 Carefully pry the optical-drive bezel and remove it from the optical-drive assembly. Remove the screws that secure the optical-drive bracket to the optical drive and remove the optical-drive bracket from the optical drive. optical-drive bezel optical drive optical-drive bracket screws (2)

  • Page 29: Replacing The Optical Drive

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw holes on the optical-drive bracket with the screw holes on the optical drive.

  • Page 30: Removing The Memory Module(S)

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 31 Remove the memory module from the memory-module connector. securing clips (2) memory-module connector memory module...

  • Page 32: Replacing The Memory Module(S)

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

  • Page 33: Removing The Control-Buttons Board

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 34 Lift the control-buttons board away from the display bezel. control-buttons board plastic scribe control-buttons board cable...

  • Page 35: Replacing The Control-Buttons Board

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Connect the control-buttons board cable to the control-buttons board. Slide the control-buttons board into the slots on the display bezel and adhere it to the display bezel.

  • Page 36: Removing The Converter Board

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 37 Lift the converter board off the display-panel base. screws (2) converter-board cables (2) converter board...

  • Page 38: Replacing The Converter Board

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw holes on the converter board with the screw holes on the display-panel base.

  • Page 39: Removing The System-Board Shield

    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. Prerequisites Remove the stand assembly. Remove the back cover.

  • Page 40: Replacing The System-Board Shield

    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 Slide the slots on the system-board shield into the ports on the system board.

  • Page 41: Removing The Wireless Card

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 42 Slide and remove the wireless card from the wireless-card connector on the system board. antenna cables (2) wireless card screw wireless-card connector...

  • Page 43: Replacing The Wireless Card

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

  • Page 44: Removing The Coin-Cell Battery

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS settings to default. It is recommended that you note the BIOS settings before removing the coin-cell battery.
  • Page 45 Lift the coin-cell battery out of its socket. securing clip coin-cell battery coin-cell battery socket positive side of the coin- cell battery...

  • Page 46: Replacing The Coin-Cell Battery

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure With the positive side facing up, insert the new coin-cell battery (CR2032) into the battery socket and snap the battery into place.

  • Page 47: Removing The Heat Sink

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at 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 48 Lift the heat sink off the system board. screw heat sink captive screws (4) system board...

  • Page 49: Replacing The Heat Sink

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can cause damage to the system board and processor. Procedure NOTE: The original thermal grease can be reused if the original processor and heat sink are reinstalled together.

  • Page 50: Removing The Speaker Cover

    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. Prerequisites Remove the stand assembly. Remove the back cover.

  • Page 51: Replacing The Speaker Cover

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw holes on the speaker cover with the screw holes on the display bezel.

  • Page 52: Removing The Speakers

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 53 Lift the speakers along with the cable off the display bezel. speaker cable screws (4) speakers (2) display bezel...

  • Page 54: Replacing The Speakers

    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 Align the screw holes on the speakers with the screw holes on the display bezel.

  • Page 55: Removing The Antenna(S)

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 56 Lift the antennas along with the cable off the display-panel base. antennas (2) antenna cables (2) wireless card...

  • Page 57: Replacing The Antenna(S)

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align and adhere the antennas to the display-panel base. Route and connect the antenna cables to the wireless card.

  • Page 58: Removing The Fan

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 59 Lift the fan, along with its cable, off the display-panel base. screws (2) fan cable...

  • Page 60: Replacing The Fan

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw holes on the fan with the screw holes on the display- panel base.

  • Page 61: Removing The System Board

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

  • Page 62: Procedure

    Procedure Lift the latch and disconnect the display cable from the system board. Disconnect the fan cable, optical-drive cable, hard-drive cable, hard- drive and optical-drive power cable, converter-board cable, control- buttons board cable, speaker cable, and camera cable from the system board.
  • Page 63 Lift the system board at an angle and release the ports on the system board from the tab on the display-panel base. screws (5) system board...

  • Page 64: Replacing The System Board

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

  • Page 65: Removing The Camera

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 66 Disconnect the converter-board cable from the display-panel base. routing guide display cable camera cable system board speaker cable control-buttons board cable converter-board cable Remove the screws that secure the display-panel base to the display bezel. Push and release the tabs that secure the display-panel base to the display bezel.
  • Page 67 Lift the display-panel base off the display panel. tabs (3) screws (16) display bezel display-panel base Remove the screws that secure the camera assembly to the display bezel.
  • Page 68 10 Carefully lift the camera assembly and turn it over. display bezel camera assembly screws (2) 11 Disconnect the camera cable from the camera assembly. 12 Remove the screw that secures the camera to the camera bracket. 13 Slide and remove the camera from the camera-module bracket. screw camera bracket camera...

  • Page 69: Replacing The Camera

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Slide the camera into the camera bracket and align the screw hole on the camera with the screw hole on the camera bracket.

  • Page 70: Removing The Display Panel

    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. Prerequisites Remove the stand assembly. Remove the back cover.
  • Page 71 Disconnect the converter-board cable from the display panel. routing guide display cable camera cable system board speaker cable control-buttons board cable converter-board cable Remove the screws that secure the display-panel base to the display bezel. Push and release the tabs that secure the display-panel base to the display bezel.
  • Page 72 Lift the display-panel base off the display panel. tabs (3) screws (16) display bezel display-panel base Peel the tape that secures the display cable to the connector on the display panel.
  • Page 73 10 Press the release latch on either side of the display-cable connector and then pull the display cable to disconnect it from the display panel. display cable display panel tape release latches (2)
  • Page 74 11 Lift the display assembly off the display bezel and place it on a clean surface. display panel display bezel 12 Remove the screws that secure the display-panel brackets to the display panel.
  • Page 75 13 Remove the display-panel brackets from the display panel. screws (4) display panel display-panel brackets (4)

  • Page 76: Replacing The Display Panel

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align the screw holes on the display-panel brackets with the screw holes on the display panel.
  • Page 77 Replace the back cover. Replace the stand assembly.

  • Page 78: 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 dell.com/support. If you have your computer's Service Tag, type your computer's Service Tag and click Submit.

  • Page 79: Getting Help And Contacting Dell

    Getting Help and Contacting Dell Self-Help Resources You can get information and help on Dell products and services using these online self-help resources: Self-Help Information Self-Help Options Windows 8 — Open the Search Accessing Windows Help charm, type Help and Support in the search box and press <Enter>.
  • Page 80 NOTE: If you do not have an active internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.

This manual is also suitable for:

Inspiron 20 3045

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