Dell Inspiron 15-7557 Service Manual
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Dell Inspiron 15-7557 Service Manual

Dell Inspiron 15-7557 Service Manual

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Inspiron 15
7000 Series
Service Manual
Computer Model: Inspiron 15-7557
Regulatory Model: P57F
Regulatory Type: P57F001

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Summary of Contents for Dell Inspiron 15-7557

  • Page 1 Inspiron 15 7000 Series Service Manual Computer Model: Inspiron 15-7557 Regulatory Model: P57F Regulatory Type: P57F001...
  • Page 2 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. Dell and the Dell logo are trademarks ™...

  • Page 3: Table Of Contents

    Contents Before working inside your computer........9 ....................9 Before you begin ....................9 Safety instructions Recommended tools..............11 After working inside your computer........12 Removing the base cover............13 ......................13 Procedure Replacing the base cover............14 ......................14 Procedure Removing the battery............... 15 ..................... 15 Prerequisites ......................
  • Page 4 Removing the hard drive............22 .....................22 Prerequisites ......................22 Procedure Replacing the hard drive............25 ......................25 Procedure ....................25 Post-requisites Removing the wireless card............ 26 .....................26 Prerequisites ......................26 Procedure Replacing the wireless card.............28 ......................28 Procedure ....................28 Post-requisites Removing the keyboard............29 .....................29 Prerequisites ......................
  • Page 5 Removing the power-button board........39 .....................39 Prerequisites ......................39 Procedure Replacing the power-button board........41 ......................41 Procedure ....................41 Post-requisites Removing the coin-cell battery..........42 .....................42 Prerequisites ......................42 Procedure Replacing the coin-cell battery..........44 ......................44 Procedure ....................44 Post-requisites Removing the status-light board........... 45 .....................45 Prerequisites ......................
  • Page 6 Removing the I/O board............52 .....................52 Prerequisites ......................52 Procedure Replacing the I/O board............54 ......................54 Procedure ....................54 Post-requisites Removing the system board............55 .....................55 Prerequisites ......................55 Procedure Replacing the system board............ 59 ......................59 Procedure ....................59 Post-requisites ........60 Entering the Service Tag in the BIOS setup program Removing the heat sink............
  • Page 7 Removing the subwoofer............67 .....................67 Prerequisites ......................67 Procedure Replacing the subwoofer............69 ......................69 Procedure ....................69 Post-requisites Removing the power-adapter port........70 .....................70 Prerequisites ......................70 Procedure Replacing the power-adapter port........73 ......................73 Procedure ....................73 Post-requisites Removing the display assembly..........74 .....................74 Prerequisites ......................74 Procedure Replacing the display assembly..........
  • Page 8 Replacing the display hinge and bracket assembly.... 87 ......................87 Procedure ....................87 Post-requisites Removing the camera.............. 88 ....................88 Prerequisites ......................88 Procedure Replacing the camera...............90 ......................90 Procedure ....................90 Post-requisites Flashing the BIOS...............91 Getting help and contacting Dell...........92 ..................92 Self-help resources ....................93 Contacting Dell...

  • Page 9: 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 10 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 www.dell.com/regulatory_compliance.

  • Page 11: Recommended Tools

    Recommended tools The procedures in this document may require the following tools: • Philips screwdriver • Torx #8 (T8) screwdriver • Plastic scribe...

  • Page 12: 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 ensure that no stray screws remain inside your computer. Connect any external devices, peripherals, and cables you removed before working on your computer.

  • Page 13: Removing The Base Cover

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Close the display and turn the computer over. Loosen the captive screw that secures the base cover to the computer base.

  • Page 14: Replacing The Base Cover

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the tabs on the base cover into the slots on the computer base and snap the base cover into place.

  • Page 15: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure Disconnect the battery cable from the system board.
  • Page 16 Using the pull tab, lift the battery, along with its cable, out of the computer base. pull tab computer base battery Turn the computer over, open the display, and press the power button for five seconds to ground the system board.

  • Page 17: Replacing The Battery

    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 Align the screw holes on the battery with the screw holes on the computer base.

  • Page 18: Removing The Memory Modules

    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 base cover. Remove the battery.
  • Page 19 Slide and remove the memory module from the memory-module slot. securing clips (2) memory-module slot memory module...

  • Page 20: Replacing The Memory Modules

    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 Align the notch on the memory module with the tab on the memory- module slot.

  • Page 21: Post-Requisites

    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. slot notch securing clips (2) memory module Post-requisites Replace the battery.

  • Page 22: Removing The Hard Drive

    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. CAUTION: To avoid data loss, do not remove the hard drive while the computer is in sleep or on state.
  • Page 23 Lift the hard-drive assembly off the computer base. pull-tab screws (4) hard-drive assembly computer base Disconnect the interposer from the hard drive.
  • Page 24 Remove the screws that secure the hard-drive bracket to the hard drive and lift the bracket off the hard drive. interposer screws (4) hard-drive bracket hard drive...

  • Page 25: Replacing The Hard Drive

    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. Procedure Align the screw holes on the hard-drive bracket with the screw holes on the hard drive.

  • Page 26: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 27 Slide and remove the wireless card out of the wireless-card slot. wireless-card slot wireless card antenna cables (2) screw...

  • Page 28: Replacing The Wireless Card

    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 CAUTION: To avoid damage to the wireless card, do not place any cables under it.

  • Page 29: Removing The Keyboard

    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 battery. Procedure Turn the computer over and open the display as far as possible.
  • Page 30 Carefully turn the keyboard over and place it on the palm-rest assembly. plastic scribe keyboard tabs (6)
  • Page 31 Open the latches and disconnect the keyboard cable and the keyboard- backlight cable from the system board. keyboard cable latches (2) keyboard-backlight cable keyboard Lift the keyboard, along with the cables, off the palm-rest assembly.

  • Page 32: Replacing The Keyboard

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the keyboard cable and keyboard-backlight cable into their connectors and close the latches to secure the cables.

  • Page 33: Removing The Palm Rest

    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 base cover. Remove the battery.
  • Page 34 Remove the screws that secure the palm-rest assembly to the computer base. screws (2) power-button cable latches (2) touch-pad cable Close the display and turn the computer over.
  • Page 35 Remove the screws that secure the palm-rest assembly to the computer base. screws (4) computer base...
  • Page 36 Lift the computer base and, using a plastic scribe, release the palm-rest assembly from the computer base computer base plastic scribe palm rest Turn the computer over and open the display.
  • Page 37 Lift the palm-rest assembly off the computer base. palm rest computer base Remove the power-button board.

  • Page 38: Replacing The Palm Rest

    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 Replace the power-button board. Align the screw holes on the palm rest with the screw holes on the computer base and snap the palm rest into place.

  • Page 39: Removing The Power-Button 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 40 Lift the power button board off the palm rest. power button board latch power-button cable palm rest...

  • Page 41: Replacing The Power-Button Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Place the power button board in the slot on the palm rest. Slide the power-button cable into its connector on the power button board and close the latch to secure the cable.

  • Page 42: Removing The Coin-Cell Battery

    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. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery.
  • Page 43 Using a plastic scribe, gently pry the coin-cell battery out of the battery socket on the computer base. coin-cell battery battery socket system board computer base...

  • Page 44: Replacing The Coin-Cell Battery

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure With the positive-side facing up, snap the coin-cell battery into the battery socket on the computer base.

  • Page 45: Removing The 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 46 Lift the status light board off the computer base. computer base status light board latch status-light board cable...

  • Page 47: Replacing The Status-Light Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Place the status-light board in the slot on the computer base. Slide the status-light board cable into the connector on the status light board and close the latch to secure the cable.

  • Page 48: Removing The Fans

    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 base cover. Remove the battery.
  • Page 49 Lift the left fan along with its cable off the computer base. fan cable left fan routing guides I/O-board power cables system board Disconnect the right-fan cable from the system board.
  • Page 50 Lift the right-fan along with its cable off the computer base. right fan system board fan cable...

  • Page 51: Replacing The Fans

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Using the alignment posts, place the right fan on the computer base. Connect the right-fan cable to the system board.

  • Page 52: Removing The I/O 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 53 Lift the I/O board off the computer base. I/O-board power cables (2) computer base I/O board sub-woofer cable latch I/O-board cable...

  • Page 54: Replacing The I/O Board

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align and place the I/O-board on the computer base. Slide the I/O-board cable into its connector on the I/O board and close the latch to secure the cable.

  • Page 55: Removing The System Board

    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. You must enter the Service Tag in the BIOS setup program after you replace the system board.
  • Page 56 Disconnect the power-adapter port cable from the system board. computer base routing guides display cable pull tab power-adapter port cable Turn the computer over and open the display. Disconnect the speaker cable, I/O-board power cable, and coin-cell battery cable from the system board. Peel the tape that secures the I/O board cable to the system board.
  • Page 57 Open the latches and disconnect the I/O board cable and status-light board cable from the system board. speaker cable I/O-board power cable I/O board cable status-light board cable latch system board coin-cell battery cable...
  • Page 58 Lift the system board at an angle, slide and release the ports from the slots on the computer base. system board computer base Turn the system board over. Remove the speakers. 10 Remove the heat sink.

  • Page 59: Replacing The System Board

    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. You must enter the Service Tag in the BIOS setup program after you replace the system board.

  • Page 60: Entering The Service Tag In The Bios Setup Program

    Entering the Service Tag in the BIOS setup program Turn on the computer. Press F2 when the DELL logo is displayed to enter the BIOS setup program. Navigate to the Main tab and enter the Service Tag in the Service Tag...

  • Page 61: Removing The Heat Sink

    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. Allow sufficient time for the heat sink to cool before you touch it.
  • Page 62 Lift the heat sink off the system board. heat-sink captive screws (7) system board...

  • Page 63: Replacing The Heat Sink

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

  • Page 64: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 65 Lift the speaker at an angle off the system board. rubber grommets (3) speakers system board...

  • Page 66: Replacing The Speakers

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure NOTE: The rubber grommets may get pushed out while replacing the speaker. Ensure that the rubber grommets are in their position after placing the speaker on the system board.

  • Page 67: Removing The Subwoofer

    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 base cover. Remove the battery.
  • Page 68 Lift the sub woofers off the computer base. sub-woofer cable sub woofer computer base...

  • Page 69: Replacing The Subwoofer

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure NOTE: The rubber grommets may get pushed out while replacing the sub woofers. Ensure that the rubber grommets are in their position after placing the sub woofers on the computer base.

  • Page 70: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
  • Page 71 Slide the power-adapter port cable through the slot on the computer base. slot routing guides computer base power-adapter port cable system board Turn the computer over.
  • Page 72 Lift the power-adapter port along with its cable off the computer base. power-adapter port power-adapter port cable computer base...

  • Page 73: Replacing The Power-Adapter Port

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Insert the power-adapter port into the slot on the computer base. Slide the power-adapter port cable through the slot on the computer base.

  • Page 74: 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 www.dell.com/regulatory_compliance. Prerequisites Remove the battery. Remove the base cover.
  • Page 75 Slide the display cable and antenna cables through the slots on the computer base. slots (2) antenna cables (2) computer base pull tab display cable routing guides Remove the screws that secure the display assembly to the computer base.
  • Page 76 Lift the display assembly off the computer base. display assembly screws (4) computer base...

  • Page 77: Replacing The Display Assembly

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the display assembly with the screw holes on the computer base.

  • Page 78: Removing The Display Bezel

    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 NOTE: These instructions are applicable only for laptops with a non- touch screen display.
  • Page 79 Lift the display bezel off the display assembly. display back-cover display bezel...

  • Page 80: Replacing The Display Bezel

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the display bezel with the display back-cover and gently snap the display bezel into place.

  • Page 81: Removing The Display Panel

    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 NOTE: These instructions are applicable only for laptops with a non- touch screen display.

  • Page 82: Procedure

    Procedure Remove the screws that secure the display panel to the display back- cover. display back-cover display panel screws (4) Turn the display panel over. Peel the tape that secures the display cable to the display-back cover. Open the latch and disconnect the display cable from the display-back cover.
  • Page 83 Lift the display panel off the display back-cover. display back-cover display cable latch tape display panel...

  • Page 84: Replacing The Display Panel

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the display cable into the connector on the display back-cover and close the latch to secure the cable.

  • Page 85: Removing The Display Hinge And Bracket Assembly

    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 NOTE: These instructions are applicable only for laptops with a non- touch screen display.
  • Page 86 Release the hinges from the latches and lift the display hinges off the display back-cover. latches display hinges (2) screws (6)

  • Page 87: Replacing The Display Hinge And Bracket Assembly

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the hinges under the latches on the display back-cover. Align the screw holes on the display hinges with the screw holes on the display back-cover.

  • Page 88: Removing The Camera

    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 NOTE: These instructions are applicable only for laptops with a non- touch screen display.
  • Page 89 Turn the camera over and disconnect the camera cable from the camera. camera cable camera plastic scribe tape...

  • Page 90: Replacing The Camera

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Connect the camera cable to the camera. Adhere the tape that secures the camera cable to the camera.

  • Page 91: 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 www.dell.com/support. Click Product Support, enter the Service Tag of your computer and click Submit.

  • Page 92: 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 self-help resources: Information about Dell products and www.dell.com services Windows 8.1 and Windows 10 Dell Help & Support app Windows 10 Get started app Windows 8.1...

  • Page 93: Contacting Dell

    Contacting Dell To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell. NOTE: Availability varies by country and product, and some services may not be available in your country. 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 15 7000 seriesP57f

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