Dell Inspiron 3662 Service Manual
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Dell Inspiron 3662 Service Manual

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Inspiron 3662

Service Manual

Regulatory Model: D20M
Regulatory Type: D20M002

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Summary of Contents for Dell Inspiron 3662

  • Page 1: Service Manual

    Inspiron 3662 Service Manual Regulatory Model: D20M Regulatory Type: D20M002...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2016 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.

  • Page 3: Table Of Contents

    Contents 1 Before working inside your computer..................... 6 Before you begin ...................................6 2 After working inside your computer....................7 3 Safety instructions........................8 4 Recommended tools........................9 5 Screw list...........................10 6 Inside view of your computer......................11 7 System board components......................12 8 Removing the computer cover .....................13 Procedure....................................13 9 Replacing the computer cover .....................14 Procedure....................................14...
  • Page 4 Post-requisites..................................24 16 Removing the optical drive......................25 Prerequisites..................................25 Procedure..................................... 25 17 Replacing the optical drive......................28 Procedure..................................... 28 Post-requisites..................................28 18 Removing the coin-cell battery....................29 Prerequisites..................................29 Procedure..................................... 29 19 Replacing the coin-cell battery....................31 Procedure....................................31 Post-requisites..................................31 20 Removing the wireless card....................... 32 Prerequisites..................................32 Procedure.....................................
  • Page 5 34 BIOS setup program......................... 52 BIOS overview..................................52 Entering BIOS setup program............................52 Clearing Forgotten Passwords............................52 Prerequisites...................................52 Procedure..................................52 Post-requisites................................53 Clearing CMOS Settings..............................54 Prerequisites...................................54 Procedure..................................54 Post-requisites................................55 35 Flashing the BIOS........................56 36 Getting help and contacting Dell....................57 Contents...

  • Page 6: Before Working Inside Your Computer

    Before working inside your computer NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Topics: • Before you begin Before you begin 1. Save and close all open files and exit all open applications. 2.

  • Page 7: After Working Inside Your Computer

    After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. 1. Replace all screws and ensure that no stray screws remain inside your computer. 2. Connect any external devices, peripherals, or cables you removed before working on your computer. 3.

  • Page 8: Safety Instructions

    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 9: Recommended Tools

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

  • Page 10: Screw List

    Screw list The following table provides the list of screws that are used for securing different components to the computer. Table 1. Screw list Component Secured to Screw type Quantity Computer cover Chassis #6–32 UNC 1/4'' Hard drive Side-chassis #6–32 UNC 1/4'' Hard drive Hard-drive bracket #6–32 UNC 3.6 mm...

  • Page 11: Inside View Of Your Computer

    Inside view of your computer 1. system board 2. processor fan and heat-sink assembly 3. memory module 4. I/O board 5. optical drive 6. hard-drive assembly 7. side chassis 8. wireless card Inside view of your computer...

  • Page 12: System Board Components

    System board components 1. power-button cable connector 2. coin-cell battery 3. I/O-cable connector 4. memory-module (slot 2) 5. hard-drive and optical drive power-cable connector 6. wireless-card slot 7. hard-drive data cable connector 8. optical-drive data cable connector 9. processor-fan cable connector 10.

  • Page 13: Removing The Computer 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 www.dell.com/regulatory_compliance. Topics: • Procedure Procedure 1. Remove the two screws (#6–32 UNC 1/4'') that secure the cover to the chassis.

  • Page 14: Replacing The Computer 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 www.dell.com/regulatory_compliance. Topics: • Procedure Procedure 1. Align the tabs on the computer cover with the slots on the chassis and slide it towards the front of the computer.

  • Page 15: Removing The Front Bezel

    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. Topics: • Prerequisites • Procedure...
  • Page 16 Removing the front bezel...

  • Page 17: Replacing The Front Bezel

    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. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 18: Removing The Memory Modules

    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. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 19 Removing the memory modules...

  • Page 20: Replacing The Memory Modules

    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. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 21: Removing The 3.5-Inch Hard 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 www.dell.com/regulatory_compliance. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 22 6. Using the release tabs on the hard-drive assembly, slide the hard-drive assembly out of the slot on the side-chassis. 7. Remove the four screws (#6–32 UNC 3.6 mm) that secure the hard-drive bracket to the hard drive. 8. Lift the hard drive off the hard-drive bracket. Removing the 3.5-inch hard drive...
  • Page 23 Removing the 3.5-inch hard drive...

  • Page 24: Replacing The 3.5-Inch Hard 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 www.dell.com/regulatory_compliance. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 25: 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 www.dell.com/regulatory_compliance. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 26 5. Rotate the side-chassis towards the computer until it snaps into place. 6. Remove the screw (#6–32 UNC 3.6 mm) that secures the optical-drive assembly to the side-chassis. 7. Gently slide the optical-drive assembly out of the optical-drive bay through the front of the computer. 8.
  • Page 27 10. Gently pull and disconnect the optical-drive bezel from the optical drive. Removing the optical drive...

  • Page 28: Replacing 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 www.dell.com/regulatory_compliance. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 29: 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 30 Removing the coin-cell battery...

  • Page 31: Replacing The Coin-Cell Battery

    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. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 32: 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 www.dell.com/regulatory_compliance. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 33 Removing the wireless card...

  • Page 34: Replacing 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 www.dell.com/regulatory_compliance. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 35: Removing The Antenna Modules

    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. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 36 Removing the antenna modules...

  • Page 37: Replacing The Antenna Modules

    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. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 38: Removing The Power-Button Module

    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. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 39 Removing the power-button module...

  • Page 40: Replacing The Power-Button Module

    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. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 41: Removing The Processor 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 www.dell.com/regulatory_compliance. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 42 Removing the processor fan...

  • Page 43: Replacing The Processor 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 www.dell.com/regulatory_compliance. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 44: Removing The Processor 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: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease.

  • Page 45: Replacing The Processor 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: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease.

  • Page 46: Removing The Front I/O-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 www.dell.com/regulatory_compliance. Topics: • Prerequisites • Procedure Prerequisites 1.
  • Page 47 Removing the front I/O-panel...

  • Page 48: Replacing The Front I/O-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 www.dell.com/regulatory_compliance. Topics: • Procedure • Post-requisites Procedure 1.

  • Page 49: 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 50 6. Remove the four screws (#6–32 UNC 1/4'') that secure the system board to the chassis. 7. Lift the system board at an angle and remove it from the chassis. Removing the system board...

  • Page 51: 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 52: Bios Setup Program

    Entering BIOS setup program 1. Turn on (or restart) your computer. 2. 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 is initialized. This prompt can appear very quickly, so you must watch for it, and then press F2.

  • Page 53: Post-Requisites

    3. Locate the password jumper (PSWD) on the system board. NOTE: For more information on the location of the jumper, see “System-board components”. 4. Remove the jumper plug from the password jumper-pins. 5. Wait for 5 seconds and then replace the jumper plug in its original location. 6.

  • Page 54: Clearing Cmos Settings

    Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the computer cover. 2. Remove the front bezel.

  • Page 55: Post-Requisites

    6. Rotate the side-chassis towards the computer until it snaps into place. Post-requisites 1. Replace the front bezel. 2. Replace the computer cover. BIOS setup program...

  • Page 56: 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: 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Click Product support, enter the Service Tag of your computer, and then click Submit.

  • Page 57: 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 self-help resources: Table 2. Self-help resources Information about Dell products and services www.dell.com Dell Help & Support app Get started app Accessing help In Windows search, type Help and Support, and press Enter.

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