Dell Inspiron 3646 Owner's Manual

Dell Inspiron 3646 Owner's Manual

3000 series
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Inspiron 3646
3000 Series
Owner's Manual
Computer Model: Inspiron 3646
Regulatory Model: D10S
Regulatory Type: D10S001

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Table of Contents
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Summary of Contents for Dell Inspiron 3646

  • Page 1 Inspiron 3646 3000 Series Owner's Manual Computer Model: Inspiron 3646 Regulatory Model: D10S Regulatory Type: D10S001...
  • 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........7 ....................7 Before You Begin ....................7 Safety Instructions ..................8 Recommended Tools After Working Inside Your Computer........9 Technical Overview..............10 ............... 10 Inside View Of Your Computer ................11 System-Board Components Removing the Computer Cover ..........12 ......................
  • Page 4 Replacing the Fan.................20 ......................21 Procedure ....................22 Post-requisites Removing the Front Bezel ............23 .....................23 Prerequisites ......................24 Procedure Replacing the Front Bezel............26 ......................26 Procedure ....................26 Post-requisites Removing the Drive Cage ............27 .....................27 Prerequisites ......................28 Procedure Replacing the Drive Cage............30 ......................
  • Page 5 Replacing the Optical Drive............35 ......................35 Procedure ....................35 Post-requisites Removing the Hard Drive............36 .....................36 Prerequisites ......................37 Procedure Replacing the Hard Drive............38 ......................38 Procedure ....................38 Post-requisites Removing the Front I/O-Panel..........39 .....................39 Prerequisites ......................39 Procedure Replacing the Front I/O-Panel..........41 ......................41 Procedure ....................
  • Page 6 ................ 51 Clearing Forgotten Passwords ....................52 Prerequisites ....................52 Procedure ................... 52 Post-requisites .................. 53 Clearing CMOS Settings ....................53 Prerequisites ....................53 Procedure ................... 54 Post-requisites Flashing the BIOS................. 55 Getting Help and Contacting Dell........... 56 ..................56 Self-Help Resources ....................56 Contacting Dell...
  • Page 7: Before Working Inside Your Computer

    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.
  • Page 8: Recommended Tools

    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.
  • Page 9: 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 10: 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 front bezel drive cage optical drive...
  • Page 11: System-Board Components

    System-Board Components hard-drive data cable connector optical-drive data cable (HDD1) connector (ODD1) hard-drive and optical-drive heat-sink assembly power cable connector (SATAP1) memory-module connector CMOS clear jumper (CMCL R2) (DIMM1) front panel USB connector power button connector (USBF2) (LEDH1) Password clear jumper (PSWD1) 10 wireless-card slot media-card reader cable coin-cell battery (BT1)
  • Page 12: Removing The Computer Cover

    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 on its side with the computer cover facing up. Using a screwdriver, remove the screws that secure the computer cover to the chassis.
  • Page 13: Replacing The Computer Cover

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Connect all the cables and fold the cables out of the way. Ensure that no tools or extra parts are left inside the computer.
  • Page 14: Removing The Memory 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 dell.com/regulatory_compliance. Prerequisites Remove the computer cover. Procedure Locate the memory-module slot (DIMM) on the system board.
  • Page 15 Remove the memory module from the memory-module slot. memory-module slot memory module securing clips (2)
  • Page 16: Replacing The Memory 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 dell.com/regulatory_compliance.
  • Page 17: Procedure

    Procedure Align the notch on the memory module with the tab on the memory- module slot. Insert the memory module into the memory-module slot, 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.
  • Page 18: 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 computer cover. Procedure Disconnect the fan cable from the system-board connector (FANC1).
  • Page 19 Remove the screws that secure the fan to heat-sink assembly on the system board. screws (4) fan cable optical-drive data cable optical-drive power cable...
  • Page 20: Replacing 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.
  • Page 21: Procedure

    Procedure CAUTION: Incorrect alignment of the fan and heat-sink assembly can damage the system board and processor. Place the fan on the heat-sink assembly as shown in the figure. Align the screw holes on the fan with the slots on the heat-sink assembly. screws (4) fan cable optical-drive data cable...
  • Page 22: Post-Requisites

    Post-requisites Replace the computer cover.
  • Page 23: 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 dell.com/regulatory_compliance. Prerequisites Remove the computer cover.
  • Page 24: Procedure

    Procedure Place the computer in an upright position. Grasp and release the front bezel tabs sequentially from the top, by moving them outward from the front panel. front bezel tabs (3) front bezel...
  • Page 25 Rotate and pull the front bezel away from the front of the computer to release the front bezel clamps from the front panel slots. front panel front bezel clamps (3) front bezel tabs (3) front bezel...
  • Page 26: Replacing The Front Bezel

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Align and insert the front bezel clamps into the front panel slots. Rotate the front bezel towards the computer until the front bezel tabs snap into place.
  • Page 27: Removing The Drive Cage

    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 computer cover. Remove the front bezel.
  • Page 28: Procedure

    Procedure Remove the screws that secure the drive cage to the chassis. drive cage chassis screws (3) Lift the drive cage to release it from the chassis. Disconnect the power and data cables from the connectors on the optical drive.
  • Page 29 Disconnect the power and data cables from the connectors on the hard drive. drive cage optical-drive power cable optical-drive data cable hard-drive power cable hard-drive data cable Lift the drive cage away from the chassis. Remove the optical drive. Remove the hard drive.
  • Page 30: Replacing The Drive Cage

    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 Replace the optical drive. Replace the hard drive.
  • Page 31: 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 computer cover. Remove the front bezel.
  • Page 32 Remove the screw that secures the wireless mini-card to the system board. antenna cables (2) screw mini-card connector wireless mini-card Slide and remove the wireless mini-card out of the mini-card connector.
  • Page 33: 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 damage to the wireless mini-card, do not place any cables under it.
  • Page 34: 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 computer cover. Remove the front bezel.
  • Page 35: 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 Slide the optical drive into the drive cage. Align the screw holes on the optical drive with the screw holes on the drive cage.
  • Page 36: 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 37: Procedure

    Procedure Remove the screws that secure the hard-drive brackets to the hard-drive. Push and slide the hard-drive off the hard-drive brackets. hard-drive hard-drive assembly screws (4)
  • Page 38: 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 Align the screw holes on the hard-drive with the screw holes on the hard-drive brackets.
  • Page 39: 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 dell.com/regulatory_compliance. Prerequisites Remove the computer cover. Remove the front bezel.
  • Page 40 Slide the front I/O panel towards the side as shown in the illustration to release the clamps from the front panel and pull it away. front I/O panel clamps (4) front I/O panel screw routing guides front I/O panel cables (3)
  • Page 41: Replacing The Front I/O-Panel

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Insert the front I/O panel clamps into the slots on the front panel. Slide the front I/O panel towards the top. Ensure that the screw hole on the front I/O panel aligns with the screw hole on the front panel.
  • Page 42: 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 dell.com/regulatory_compliance. Prerequisites Remove the computer cover. Remove the front bezel.
  • Page 43 Slide the power-button module along with its cable through the slot on the front panel. power-button cable tabs power-button module...
  • Page 44: Replacing The Power-Button Module

    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 and push the power-button module tabs into the slots on the front panel.
  • Page 45: 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 46: Procedure

    Procedure Locate the battery socket (BT1). For more information on the location of the battery socket, see “System- Board Components”. Press the battery-release lever away from the coin-cell battery until the coin-cell battery pops up. coin-cell battery securing clip Lift the coin-cell battery out of its socket.
  • Page 47: 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 Insert a new coin-cell battery (CR2032) into the battery socket with the positive side facing up, and press the battery into place.
  • Page 48: 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 49 Lift the system board out of the chassis. system board screws (6)
  • Page 50: 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 51: System Setup

    Entering System Setup 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 52: Prerequisites

    Prerequisites Remove the computer cover. Follow the procedure from step 1 to step 5 in “Removing the drive cage”. Procedure Locate the password jumper (PSWD1) on the system board. For more information on the location of password jumper, see “System- Board Components”.
  • Page 53: 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 dell.com/regulatory_compliance. Prerequisites Remove the computer cover. Follow the procedure from step 1 to step 5 in “Removing the drive cage”.
  • Page 54: Post-Requisites

    Press the F1 key to continue and wait till the operating system is completely loaded. Move your mouse pointer to the upper-right or lower-right corner of the screen to open the charms sidebar, and then click or tap Settings → Power →...
  • Page 55: 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 56: 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 8/8.1 — Open the Search Accessing Windows Help charm, type Help and Support in the search box and press <Enter>.
  • Page 57 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.

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