Dell M4040/14-N4050 owner manual Replacing the Audio Board

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1	audio-board cable	2 tab
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Replacing the Audio Board

1Follow the instructions in "Before You Begin" on page 9.

2Use the alignment posts on the computer base to place the audio board in place and press the audio board until it clicks into place.

3Slide the audio-board cable into the connector on the system board. Press down on the connector latch to secure the audio-board cable to the connector on the system board.

4Connect the Mini-Card antenna cables to the connectors on the Mini-Card. See "Replacing the Mini-Card" on page 38.

5Follow the instructions from step 3 to step 7 in "Replacing the Palm-Rest Assembly" on page 28.

6Replace the battery. See "Replacing the Battery" on page 14.

CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.

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Audio Board

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Contents Regulatory model P22G Regulatory type P22G001 P22G002 Regulatory model P22G Contents Replacing the Optical Drive Palm-Rest Assembly Thermal Cooling Assembly Removing the Camera Module Replacing the Camera Module Contents Contents Before You Begin Recommended ToolsTurning Off Your Computer Before Working Inside Your Computer Before You Begin Before You Begin Battery Removing the BatteryReplacing the Battery Keyboard Removing the KeyboardPlastic scribe Tabs Keyboard Replacing the Keyboard Keyboard Memory Modules Removing the Memory ModulesReplacing the Memory Modules Click Start → Control Panel→ System and Security→ System Memory Optical Drive Removing the Optical DriveReplacing the Optical Drive Palm-Rest Assembly Removing the Palm-Rest AssemblyPalm-Rest Assembly Power-button board cable Touch-pad cable Replacing the Palm-Rest Assembly Replace the battery. See Replacing the Battery on Palm-Rest Assembly Power Button Board Removing the Power Button BoardReplacing the Power Button Board Hard Drive Removing the Hard DriveHard-drive assembly Replacing the Hard Drive Hard Drive Wireless Mini-Card Removing the Mini-CardReplacing the Mini-Card Wireless Mini-Card Wireless Mini-Card Audio Board Removing the Audio BoardReplacing the Audio Board Coin-Cell Battery Removing the Coin-Cell BatteryBattery socket Coin-cell battery Coin-cell battery cable Replacing the Coin-Cell Battery Coin-Cell Battery USB Board Removing the USB BoardReplacing the USB Board Thermal Cooling Assembly Removing the Thermal Cooling AssemblyReplacing the Thermal Cooling Assembly Processor Module For Inspiron 14-N4050 Only Removing the Processor ModuleReplacing the Processor Module Processor Module For Inspiron 14-N4050 Only Processor Module For Inspiron 14-N4050 Only Hinge Cover Removing the Hinge CoverHinge Cover Replacing the Hinge Cover Hinge Cover Display Assembly DisplayDisplay cable Mini-Card Mini-Card antenna cables Replacing the Display Assembly Display Bezel Removing the Display BezelDisplay Panel Replacing the Display BezelDisplay cable Display cover Display panel Display-panel brackets Replacing the Display Panel Display Display Camera Module Removing the Camera ModuleReplacing the Camera Module Camera Module Camera Module System Board Removing the System BoardDisplay cable AC-adapter cable Speakers cable Replacing the System Board Entering the Service Tag in the Bios Flashing the Bios Click Enter a TagFlashing the Bios