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Dell Inspiron 7548 Service Manual
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Dell Inspiron 7548 Service Manual

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Inspiron 15
7000 Series
Service Manual
Computer Model: Inspiron 7548
Regulatory Model: P41F
Regulatory Type: P41F001

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Summary of Contents for Dell Inspiron 7548

  • Page 1 Inspiron 15 7000 Series Service Manual Computer Model: Inspiron 7548 Regulatory Model: P41F Regulatory Type: P41F001...
  • 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........10 Removing the Base Cover............11 ......................11 Procedure Replacing the Base Cover............13 ......................13 Procedure Removing the Battery...............
  • Page 4 Removing the Memory Module(s)..........20 ....................20 Prerequisites ......................20 Procedure Replacing the Memory Module(s).......... 22 ......................22 Procedure ....................23 Post-requisites Removing the Wireless Card........... 24 .....................24 Prerequisites ......................24 Procedure Replacing the Wireless Card........... 26 ......................26 Procedure ....................26 Post-requisites Removing the Coin-Cell Battery..........27 .....................27...
  • Page 5 Removing the Power-Status Light Board......33 .....................33 Prerequisites ......................33 Procedure Replacing the Power-Status Light Board......35 ......................35 Procedure ....................35 Post-requisites Removing the Processor Fan..........36 .....................36 Prerequisites ......................36 Procedure Replacing the Processor Fan...........38 ......................38 Procedure ....................38 Post-requisites Removing the Video-Card Fan..........39 .....................39 Prerequisites...
  • Page 6 Removing the Speakers............46 ....................46 Prerequisites ......................46 Procedure Replacing the Speakers............48 ......................48 Procedure ....................48 Post-requisites Removing the Display Assembly..........49 ....................49 Prerequisites ......................49 Procedure Replacing the Display Assembly..........52 ......................52 Procedure ....................52 Post-requisites Removing the System Board........... 53 .....................53 Prerequisites ......................

  • Page 7: 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 8: Recommended Tools

    CAUTION: 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 dell.com/regulatory_compliance.
  • Page 9 • Philips screwdriver • Plastic scribe...

  • Page 10: 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 11: 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 Close the display and turn the computer over. Loosen the captive screws that secure the base cover to the palm-rest assembly.
  • Page 12 Lift the base cover off the computer. screws (6) base cover captive screws (4) plastic scribe...

  • Page 13: 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 Align the tabs on the base cover with the slots on the palm-rest assembly and snap the base cover into place.

  • Page 14: Removing The 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 dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure Remove the screws that secure the battery to the palm-rest assembly.
  • Page 15 Disconnect the battery cable from the battery. battery cable battery Turn the computer over, open the display, and press the power button for five seconds to ground the system board.

  • Page 16: Replacing The Battery

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Connect the battery cable to the battery. Turn the battery over and align the screw holes on the battery with the screw holes on the palm-rest assembly.

  • Page 17: 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 18 Slide and lift the hard-drive assembly off the palm-rest assembly. screws (4) hard-drive assembly Remove the screws that secure the hard-drive bracket to the hard-drive. Lift the hard-drive bracket off the hard drive. hard-drive bracket screws (4) hard drive...

  • Page 19: 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 bracket with the screw holes on the hard drive.

  • Page 20: Removing The Memory Module(S)

    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 battery.
  • Page 21 Remove the memory module from the memory-module slot. securing clips (4) memory-module slot (2) memory modules (2)

  • Page 22: Replacing 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 Align the notch on the memory module with the tab on the memory- module slot.

  • Page 23: Post-Requisites

    Slide the memory module firmly into the slot at a 45-degree 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. memory modules (2) securing clips (4) memory-module slot (2) notch...

  • Page 24: 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 battery.
  • Page 25 Slide and remove the wireless card from the wireless-card slot. wireless-card slot wireless card antenna cables screw...

  • Page 26: 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 Align the notch on the wireless card with the tab on the wireless-card slot.

  • Page 27: 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 28 Using a plastic scribe, pry the coin-cell battery out of the battery socket. mylar tape plastic scribe coin-cell battery...

  • Page 29: Replacing The Coin-Cell Battery

    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 With the positive-side facing up, snap the coin-cell battery into the battery socket.

  • Page 30: Removing The Power-Adapter Port

    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 battery.
  • Page 31 Using a plastic scribe, pry the power-adapter port out of the socket on the palm-rest assembly. power-adapter port plastic scribe power-adapter port cable...

  • Page 32: Replacing The Power-Adapter Port

    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-adapter port in its socket on the palm-rest assembly. Connect the power-adapter port cable to the system board.

  • Page 33: Removing The Power-Status Light 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 battery.
  • Page 34 Lift the power-light board off the palm-rest assembly. screws (2) latch power-light board cable power-light board...

  • Page 35: Replacing The Power-Status Light 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 power-light board with the screw holes on the palm-rest assembly.

  • Page 36: 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 dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 37 Lift the mylar tape and disconnect the processor-fan cable from the system board. Remove the screws that secure the processor fan to the system board. Lift the processor fan off the system board. screws (2) processor fan processor-fan cable mylar tape...

  • Page 38: Replacing The Processor 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 Connect the processor-fan cable to the system board and adhere the mylar tape.

  • Page 39: Removing The Video-Card 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 battery.
  • Page 40 Note the antenna-cable routing and remove the antenna cables from the routing guides on the video-card fan. video-card fan wireless card antenna cables Disconnect the video-card fan cable from the system board. Remove the screws that secure the video-card fan to the system board.
  • Page 41 Lift the video-card fan off the system board. screws (2) video-card fan video-card fan cable...

  • Page 42: Replacing The Video-Card Fan

    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 video-card fan with the screw holes on the system board.

  • Page 43: 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 44: Procedure

    Procedure Peel off the mylar tape from the memory modules. mylar tape Loosen the captive screws that secure the heat sink to the system board. Lift the heat sink off the system board. heat sink captive screws (6)

  • Page 45: 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 46: 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 battery.
  • Page 47 Note the speaker-cable routing and lift the speakers, along with the speaker cable, off the palm-rest assembly. speaker cable left speaker right speaker...

  • Page 48: Replacing The Speakers

    After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure Route the speaker cable and, using the alignment posts on the palm rest, place the speakers in position.

  • Page 49: Removing The Display 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 battery.
  • Page 50 Note the display-cable routing and remove the display cable from the routing guides on the processor fan. wireless card antenna cables display cable Open the palm-rest assembly to an angle of 90 degrees. Place the computer at the edge of a table with the display hanging over. Remove the screws that secure the display assembly to the palm-rest assembly.
  • Page 51 Lift the display assembly off the computer. screws (6) hinges (2) display assembly...

  • Page 52: Replacing The Display Assembly

    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 Place the palm-rest assembly on the edge of a table with the keyboard facing down.

  • Page 53: 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 54: Procedure

    Procedure Disconnect the touch-pad cable, power-light cable, keyboard-backlight cable, keyboard cable, power-adapter port cable, speaker cable and battery cable from the system board. touch-pad cable power-light cable keyboard-backlight cable keyboard cable power-adapter port cable speaker cable battery cable Remove the screws that secure the system board to the palm-rest assembly.
  • Page 55 Starting from the left, gently lift the system board off the palm-rest assembly. screws (7) system board...

  • Page 56: 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 57: Removing The Palm Rest And Keyboard

    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 Remove the base cover. Remove the battery.
  • Page 58 Lift the keyboard bracket off the palm-rest assembly. screws (5) keyboard bracket Remove the screws that secure the keyboard to the palm-rest assembly.
  • Page 59 Lift the keyboard off the palm-rest assembly. screws (22) keyboard keyboard palm-rest assembly...

  • Page 60: Replacing The Palm Rest And Keyboard

    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 keyboard with the screw holes on the palm- rest assembly.

  • Page 61: 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.

This manual is also suitable for:

Inspiron 15 7000 seriesP41fP41f001

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