Dell Inspiron 23 Service Manual
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Dell Inspiron 23 Service Manual

Dell Inspiron 23 Service Manual

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Inspiron 23
Service Manual
Computer Model: Inspiron 2350
Regulatory Model: W07C
Regulatory Type: W07C002

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Summary of Contents for Dell Inspiron 23

  • Page 1 Inspiron 23 Service Manual Computer Model: Inspiron 2350 Regulatory Model: W07C Regulatory Type: W07C002...
  • 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.........10 .................... 10 Before You Begin .................... 11 Safety Instructions ..................12 Recommended Tools After Working Inside Your Computer........13 Technical Overview..............14 ................ 14 Inside View of Your Computer ..............15 Computer-base Components ............16 Display Panel With Stand Assembly ................17 System Board Components Removing the Memory Module(s)..........
  • Page 4 Replacing the Computer Base..........28 ......................28 Procedure ....................28 Post-requisites Removing the Hard Drive............29 .....................29 Prerequisites ......................29 Procedure Replacing the Hard Drive............32 ......................32 Procedure ....................32 Post-requisites Removing the Wireless Card........... 33 .....................33 Prerequisites ......................33 Procedure Replacing the Wireless Card............35 ......................35 Procedure ....................
  • Page 5 Replacing the Speakers............42 ....................... 42 Procedure ....................42 Post-requisites Removing the USB Board............43 .....................43 Prerequisites ......................43 Procedure Replacing the USB Board............45 ......................45 Procedure ....................45 Post-requisites Removing the Coin-Cell Battery..........46 ....................46 Prerequisites ......................46 Procedure Replacing the Coin-Cell Battery..........
  • Page 6 Replacing the Heat Sink............56 ......................56 Procedure ....................56 Post-requisites Removing the Processor............57 .....................57 Prerequisites ......................57 Procedure Replacing the Processor............58 ......................58 Procedure ....................59 Post-requisites Removing the System Board...........60 ....................60 Prerequisites ......................60 Procedure Replacing the System Board........... 62 ......................
  • Page 7 Replacing the Camera.............. 67 ......................67 Procedure ....................67 Post-requisites Removing the Microphone............68 ....................68 Prerequisites ......................68 Procedure Replacing the Microphone............70 ......................70 Procedure ....................70 Post-requisites Removing the Converter Board..........71 ..................... 71 Prerequisites ......................71 Procedure Replacing the Converter Board..........73 ......................73 Procedure ....................
  • Page 8 Replacing the Stand Assembly..........82 ......................82 Procedure ....................82 Post-requisites Removing the Display Panel............84 ....................84 Prerequisites ......................84 Procedure Replacing the Display Panel............88 ......................88 Procedure ....................88 Post-requisites Removing the Control-Buttons Board........89 ....................89 Prerequisites ......................89 Procedure Replacing the Control-Buttons Board........91 ......................91 Procedure ....................

  • Page 9: Getting Help And Contacting Dell

    Getting Help and Contacting Dell........105 ..................105 Self-Help Resources ....................105 Contacting Dell...

  • Page 10: 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 11: Safety Instructions

    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.

  • Page 12: Recommended Tools

    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...

  • Page 13: 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 14: Technical Overview

    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...

  • Page 15: Computer-Base Components

    Computer-base Components heat sink coin-cell battery hard-drive assembly USB board speakers (2) mSATA card memory modules (2) processor wireless-mini card system board...

  • Page 16: Display Panel With Stand Assembly

    Display Panel With Stand Assembly auxiliary antenna auxiliary antenna cable right microphone cable camera assembly camera cable left microphone cable main antenna cable main antenna display panel display-panel bracket display cable stand converter-board cable power-buttons board cable control-buttons board cable control-buttons board converter board display-backlight cable...

  • Page 17: System Board Components

    System Board Components wireless-card slot (WLAN/WiDi) display-cable connector (LVDS) camera-cable connector display-backlight cable connector (MONITOR_SIGNAL) processor socket fan-cable connector USB-board cable connector speaker-cable connector (USB_CARD) (SPEAKER) memory-module slot (DDR3L) hard-drive connector (HDD) mSATA-card slot (mSATA)

  • Page 18: Removing 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 Loosen the captive screw that secures the memory-module cover to the base cover.
  • Page 19 Slide and lift the memory-module cover off the base cover. base cover memory-module cover 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”.
  • Page 20 Remove the memory module from the memory-module slot. memory-module slot securing clips (2) memory module...

  • Page 21: Replacing The Memory Module(S)

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure NOTE: If you are installing only one memory module, insert the memory module in the memory-module slot marked as DIMM1.
  • Page 22 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. notch memory-module slot securing clips (4) memory modules (2) Insert the tabs on the memory-module cover into the slots on the base cover and then slide the memory-module cover into place.

  • Page 23: Removing The Base Cover

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Remove the screws that secure the base cover to the computer base. Loosen the captive screw that secures the base cover to the computer base.
  • Page 24 Lift the base cover off the computer base. plastic scribe base cover...

  • Page 25: Replacing The Base 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 base cover into the ports on the system board and snap the base cover into place.

  • Page 26: Removing The Computer Base

    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 base cover. Procedure Disconnect the antenna cables from the wireless mini-card.
  • Page 27 Remove the screws that secure the computer base to the stand assembly. Lift the computer base slightly and slide the display cables and antenna cables through the cable slot on the computer base. Lift the computer base away from the stand assembly. screws (2) cable slot computer base...

  • Page 28: Replacing The Computer Base

    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 display cables and antenna cables through the cable slot on the computer base.

  • Page 29: 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 30 Slide and lift the hard-drive assembly off the computer base. screws (4) hard-drive assembly computer base system board speaker cable Remove the screws that secure the hard-drive bracket to the hard drive. Lift the hard drive off the hard-drive bracket.
  • Page 31 Remove the interposer from the hard drive. hard drive screws (4) interposer hard-drive bracket...

  • Page 32: 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 Connect the interposer to the connector on the hard drive.

  • Page 33: 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 base cover. Remove the computer base.
  • Page 34 Slide and remove the wireless card from the wireless-card slot on the system board. screws (2) wireless-card slot wireless card...

  • Page 35: 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 36: Removing The Msata 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 base cover. Remove the computer base.
  • Page 37 Slide and remove the mSATA card from the mSATA-card slot on the system board. mSATA-card slot mSATA card screw system board...

  • Page 38: Replacing The Msata Card

    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 mSATA card with the tab on the mSATA-card slot. Slide the mSATA card at an angle into the mSATA-card slot.

  • Page 39: Post-Requisites

    Press the other end of the mSATA card down and replace the screw that secures the mSATA card to the system board. mSATA card mSATA-card slot notch screw system board Post-requisites Replace the computer base. Replace the base cover.

  • Page 40: 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 base cover. Remove the computer base.
  • Page 41 Lift the speakers along with the cable off the computer base. speaker cable screws (4) speakers (2) computer base...

  • Page 42: 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 computer base.

  • Page 43: Removing The Usb 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 base cover. Remove the computer base.
  • Page 44 Lift the USB board off the computer base. USB-board cable clip screw computer base USB board tape pull-tab...

  • Page 45: Replacing The Usb 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 hole on the USB board with the screw hole on the computer base.

  • Page 46: 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 47 Lift the coin-cell battery, along with its cable, off the system board. system board coin-cell battery cable coin-cell battery connector coin-cell battery...

  • Page 48: 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 Adhere the coin-cell battery to the system board. Connect the coin-cell battery cable to the system board.

  • Page 49: 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 base cover. Remove the computer base.

  • Page 50: Procedure

    Procedure WARNING: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it. Peel off the Mylar from the heat sink and fan. heat sink Mylar Disconnect the fan cable from the system board. Remove the screws that secure the fan to the computer base.
  • Page 51 Lift the fan along with its cable off the computer base. system board fan cable screws (2)

  • Page 52: Replacing The Fan

    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 fan with the screw holes on the computer base.

  • Page 53: 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 54: Procedure

    Procedure Peel off the Mylar from the heat sink and fan. heat sink Mylar In sequential order (indicated on the heat sink), loosen the captive screws that secure the heat sink to the system board.
  • Page 55 Lift the heat sink off the system board. captive screws (8) system board heat sink...

  • Page 56: 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. NOTE: The original thermal grease can be reused if the original system board and heat sink are reinstalled together.

  • Page 57: Removing The Processor

    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 base cover Remove the computer base.

  • Page 58: Replacing The Processor

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: If either the processor or the heat sink is replaced, use the thermal grease provided in the kit to make sure that thermal conductivity is achieved.

  • Page 59: Post-Requisites

    Tighten the ZIF socket cam-screw to secure the processor to the system board. processor pin-1 indicator ZIF socket cam screw Torx T8 screwdriver Post-requisites Replace the heat sink. Replace the computer base. Replace the base cover.

  • Page 60: 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 BIOS setup program after you replace the system board.
  • Page 61 Remove the screws that secure the system board to the computer base. Lift the system board out of the computer base. USB-board cable tape fan cable screws (7) system board...

  • Page 62: 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 BIOS setup program after you replace the system board.

  • Page 63: 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 base cover. Remove the computer base.

  • Page 64: 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 Align the tabs on the back cover with the tabs on the display bezel and snap the back cover into place.

  • 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 base cover. Remove the computer base.
  • Page 66 Remove the screws that secure the camera assembly to the display bezel. Carefully lift the camera assembly and turn it over. Slide and remove the camera from the camera bracket. Disconnect the camera cable from the camera assembly. screws (2) camera bracket camera cable camera...

  • Page 67: Replacing The Camera

    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 camera into the camera bracket. Connect the camera cable to the camera.

  • Page 68: Removing The Microphone

    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 base cover. Remove the computer base.
  • Page 69 Disconnect the microphone cables from the microphones. microphone cable right microphone left microphone...

  • Page 70: Replacing The Microphone

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Connect the microphone cable to the microphones. Align the microphones with the slots on the display bezel and slide the microphones into the slots on the display bezel.

  • Page 71: 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 base cover. Remove the computer base.
  • Page 72 Lift the converter board off the display assembly. converter-board cable screws (2) converter board display-backlight cable display bracket...

  • Page 73: 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 bracket.

  • Page 74: 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 base cover. Remove the computer base.
  • Page 75 Lift the power button off the display bezel. screw power-button cable routing guides power button Mylar control-buttons board cable...

  • Page 76: Replacing The Power-Button Module

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Place the power button in the display bezel and make sure that the power button fits in the slot on the display bezel.

  • Page 77: Removing The Stand 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 dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the computer base.
  • Page 78 Remove the screws that secure the cables to the display bracket. converter-board cable converter board display-backlight cable alignment posts (2) right antenna screws (4) display bracket display bezel Press the securing clips and disconnect the display cable from the display panel.
  • Page 79 Disconnect the power-button cable from the control-buttons board cable. control-buttons board power-button cable cable securing clips (2) display cable NOTE: Note the routing of the cables before you remove them so that you can remove them correctly. For more information on cable routing , see display panel with stand assembly.
  • Page 80 Remove the screws that secure the stand assembly to the display bracket. stand assembly screws (8) display assembly 10 Slide and release the tabs on the stand assembly from the slots on the display bracket and turn the stand assembly over. tabs (2) stand assembly...
  • Page 81 11 Peel off the Mylar that covers the touchscreen cable and disconnect the touchscreen cable from the display panel. touchscreen cable Mylar 12 Lift the stand assembly off the display assembly.

  • Page 82: 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 Place the stand assembly on the display assembly. Connect the touchscreen cable to the display panel and adhere the Mylar over the touchscreen cable.
  • Page 83 Replace the base cover.

  • Page 84: 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 base cover. Remove the computer base.
  • Page 85 Lift the display-panel bracket off the display-panel assembly. screws (18) display-panel bracket display bezel Remove the screws that secure the display panel to the display bezel. Lift the latches and disconnect the flex cables from the display panel.
  • Page 86 Lift the display-panel assembly off the display bezel and place it on a clean surface. screws (6) display panel display bezel latches (3) flex cables (3) Remove the screws that secure the display-panel side-brackets to the display panel.
  • Page 87 Remove the display-panel side-brackets from the display panel. display panel screws (4) display-panel side-brackets Place the display panel on a clean, flat surface.

  • Page 88: 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 Place the display panel on a flat and clean surface. Align the screw holes on the display-panel side-brackets with the screw holes on the display panel.

  • Page 89: 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 base cover. Remove the computer base.
  • Page 90 Carefully pry and lift the control-buttons board away from the display bezel. control-buttons board plastic scribe control-buttons bracket display bezel...

  • Page 91: 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 Place the control-buttons board into the control-buttons board bracket in such a way that the control-buttons board fits in the slot on the display bezel.

  • Page 92: System Setup Options

    NOTE: Depending on your computer and its installed devices, the items listed in this section may or may not appear. NOTE: For information on changing the BIOS settings using System Setup options see Me and My Dell at dell.com/support. Main — System Information BIOS Revision Displays the BIOS revision number.
  • Page 93 Main — Memory Information Memory Installed Indicates the amount of memory installed in MB. Memory Indicates the amount of memory available in MB. Available Memory Running Indicates the memory speed in MHz. Speed Memory Indicates the type of installed memory. Technology Main —...
  • Page 94 Advanced — Processor Configuration Limit CPUID Allows you to limit the maximum value the processor Value standard CPUID function supports — Enabled or Disabled (Disabled by default). Multi Core Allows you to enable or disable multi-core processor — Support Enabled or Disabled (Enabled by default). Intel(R) Turbo Allows you to enable or disable Intel Turbo Boost Boost...
  • Page 95 Boot Load Legacy Allows you to load the legacy OPROM when in the UEFI OPROM boot mode. (Never by default). Keyboard Errors Allows you to enable or disable the display of keyboard- related errors during boot — Report or Do Not Report (Report by default).
  • Page 96 Power Auto Power On Allows you to enable or disable the computer from turning on automatically — Enabled or Disabled (Disabled by default). Auto Power On Allows you to set the computer to turn on automatically Mode every day or on a preselected date. NOTE: This option can be configured only if the Auto Power On mode is set to Enabled Everyday .or Selected Day (Selected Day by default).

  • Page 97: Overview

    Security Set Supervisor Allows you to set, change, or delete the supervisor Password password. The supervisor password controls access to the system setup utility. NOTE: Deleting the supervisor password deletes the user password. Set the supervisor password before setting the user password. User Access Allows you to restrict or provide access to the system Level...

  • Page 98: Entering 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 99: Clearing Forgotten Passwords

    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. Remove the base cover. Follow the procedure from step 2 to step 3 in “Removing the System Board”.

  • Page 100: Clearing Cmos Settings

    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. Remove the base cover. Follow the procedure given in step 1 in “Removing the Coin-Cell Battery”.

  • Page 101: Display-Settings Controls

    Display-Settings Controls Use the display settings controls to: • adjust volume • adjust screen brightness • select video source • turn off the display The functions of the controls vary when: • your computer is not connected to any video input or video output devices •...
  • Page 102 The display settings controls functions as describe below: • Increase display brightness: Press to increase the display brightness. • Decrease display brightness: Press to increase the display brightness. • Display off: Press and hold to turn off the display. • Input source select: Press and release to switch between video input sources.
  • Page 103 NOTE: With the computer turned off, press the input source select/ display-off button and the power button simultaneously to initialize display diagnostics. The following table describes the OSD for each display settings control: Display settings control Description Volume Touch to access the volume controls menu.

  • Page 104: 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 105: 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 8.1 — Open the Search Accessing Windows Help charm, type Help and Support in the search box and press Enter.
  • Page 106 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 2350W07c

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