Inspiron 24 3000 Series Service Manual Computer Model: Inspiron 24–3452 Regulatory Model: W12C Regulatory Type: W12C002
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2015 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws.
Contents Before working inside your computer.....................................8 Before you begin ...............................................................................................8 Safety instructions..............................................................................................9 Recommended tools....................................................................................... 10 After working inside your computer......................................
Removing the hard drive..........................................................23 Prerequisites.....................................................................................................23 Procedure.........................................................................................................23 Replacing the hard drive.......................................................... 26 Procedure..................................................................................................
Removing the fan...................................................................... 38 Prerequisites.....................................................................................................38 Procedure........................................................................................................ 38 Replacing the fan...................................................................... 40 Procedure.......................................................................................
Removing the system board....................................................50 Prerequisites.................................................................................................... 50 Procedure........................................................................................................ 50 Replacing the system board.................................................... 53 Procedure.........................................................................................................
Removing the control-buttons board...................................64 Prerequisites.................................................................................................... 64 Procedure........................................................................................................ 64 Replacing the control-buttons board................................... 66 Procedure........................................................................................................
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 1 Save and close all open files and exit all open applications. 2 Shut down your computer. – Windows 10: Click or tap Start → Power → Shut down. – Windows 8.1: On the Start screen, click or tap the power icon Shut down.
Safety instructions 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 www.dell.com/regulatory_compliance. WARNING: Disconnect all power sources before opening the computer cover or panels.
Recommended tools The procedures in this document may require the following tools: • Phillips screwdriver • Plastic scribe 10
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, and cables you removed before working on your computer. 3 Replace any media cards, discs, and any other parts that you removed before working on your computer. 4 Connect your computer and all attached devices to their electrical outlets.
Technical overview WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the stand assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Using your fingertips, lift the stand cover.
4 14 Lift the stand off the back cover.
Replacing the stand assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the back cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 Remove the stand assembly.
2 Lift the back cover off the computer.
Replacing the back cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the optical drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
3 Slide the optical-drive assembly out of the optical-drive bay. 1 optical-drive assembly 3 power and data cable 2 screw 4 Carefully pull the optical-drive bezel and remove it from the optical drive. 5 Remove the screw that secures the optical-drive bracket to the optical drive.
6 Remove the optical-drive bracket from the optical drive.
Replacing the optical drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Align the screw hole on the optical-drive bracket with the screw hole on the optical drive.
Removing the hard drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.
3 4 24 Using your fingertips, slide and lift the hard-drive assembly out of the hard-drive bay. 1 power and data cable 2 hard-drive assembly 3 screw 4 display-assembly base Remove the screws that secure the hard-drive bracket to the hard drive.
5 Remove the hard drive from the hard-drive bracket.
Replacing the hard drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.
Removing the memory module WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
2 28 Remove the memory module from the memory-module slot.
Replacing the memory module WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Align the notch on the memory module with the tab on the memorymodule slot.
2 Slide the memory module firmly into the slot at an angle 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. 1 notch 2 tab 3 securing clips (2) 4 memory module 5 memory-module slot Post-requisites 1 Replace the back cover. 2 Replace the stand assembly.
Removing the wireless card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
4 32 Slide the wireless card out of the wireless-card slot.
Replacing the wireless card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Align the notch on the wireless card with the tab on the wireless-card slot.
6 Replace the screw that secures the wireless-card bracket and the wireless card to the system board. 1 wireless card 2 notch 3 tab 4 antenna cables 5 wireless-card bracket 6 screw Post-requisites 1 Replace the back cover. 2 Replace the stand assembly.
Removing the heat sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. WARNING: The heat sink may become hot during normal operation.
3 36 Lift the heat sink off the system board.
Replacing the heat sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. CAUTION: Incorrect alignment of the heat sink can cause damage to the system board and processor.
Removing the fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
3 Lift the fan at an angle off the display-assembly base.
Replacing the fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Replace the fan at an angle on the display-assembly base.
Removing the coin-cell battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default.
Procedure Using a plastic scribe, gently pry out the coin-cell battery out of the battery socket on the system board.
Replacing the coin-cell battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the microphone WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
5 Disconnect the microphone and camera cable from the microphone board.
Replacing the microphone WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Connect the microphone and camera cable to the microphone-board.
Removing the camera WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
7 48 Disconnect the microphone and camera cable from the camera module.
Replacing the camera WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Connect the microphone and camera cable to the camera module.
Removing the system board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. NOTE: Your computer’s Service Tag is stored in the system board.
3 4 Press the latch and disconnect the display-backlight cable from its connector on the system board. 1 speaker cable 2 touch-control board cable 3 control-buttons board cable 4 display-backlight cable 5 display cable 6 display-assembly base 7 hard-drive data cable 8 optical-drive data cable 9 hard-drive and optical-drive power cable 10 fan cable 11 microphone and camera cable Remove the screws that secure the system board to the display-assembly base.
5 Carefully lift the system board from the inner edge and release the ports from the slots on the display-assembly base. 6 Lift the system board off the display-assembly base.
Replacing the system board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. NOTE: Your computer’s Service Tag is stored in the system board.
5 54 Replace the stand assembly.
Removing the VESA-mount bracket WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
3 56 Lift the VESA-mount bracket off the display-assembly base.
Replacing the VESA-mount bracket WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the speaker cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
3 Lift the speaker cover off the display bezel.
Replacing the speaker cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover. 3 Remove the speaker cover.
7 62 Lift the speakers, along with the speaker cable, off the display bezel.
Replacing the speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the control-buttons board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover.
5 Lift the latch and disconnect the control-buttons board cable from the control-buttons board.
Replacing the control-buttons board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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.
Removing the display assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover. 3 Remove the optical drive.
Procedure 1 68 Note the optical drive and hard drive cables' routing and remove the cables from its routing guides on the display-assembly base.
2 Remove the screws that secure the display-assembly base to the display bezel. 1 screws (19) 2 display-assembly base 3 Release the display-panel base from the tabs on the display bezel. 4 Slide the display cable through the slot on the display-assembly base.
5 70 Lift the display-assembly base off the display panel.
1 display assembly 71
Replacing the display assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Slide the display cable through the slot on the display-assembly base.
15 Replace the stand assembly.
Removing the rubber feet WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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 stand assembly. 2 Remove the back cover. 3 Remove the optical drive.
2 Lift the rubber feet off the display bezel.
Replacing the rubber feet WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in 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. Procedure 1 Align the screw holes on the rubber feet with the screw holes on the display bezel.
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 the computer. 2 Go to www.dell.com/support. 3 Click Product Support, enter the Service Tag of your computer and click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. 4 Click Drivers & downloads. 5 Select the operating system installed on your computer.
