Dell XPS 27 Service Manual
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Dell XPS 27 Service Manual

Dell XPS 27 Service Manual

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XPS 27
Service Manual
Computer Model: XPS 7760
Regulatory Model: W13C
Regulatory Type: W13C001

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Summary of Contents for Dell XPS 27

  • Page 1 XPS 27 Service Manual Computer Model: XPS 7760 Regulatory Model: W13C Regulatory Type: W13C001...
  • Page 2 WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2016 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.

  • Page 3: Table Of Contents

    Contents Before working inside your computer......12 ..................12 Before you begin ...................12 Safety instructions ................13 Recommended tools ....................14 Screw list After working inside your computer......16 Technical overview............17 ...........17 Inside view of your computer (touch screen) ........19 Inside view of your computer (non-touch screen) ..............
  • Page 4 Removing the memory modules........29 ................... 29 Prerequisites ....................29 Procedure Replacing the memory modules........31 ....................31 Procedure ..................31 Post-requisites Removing the hard drive..........32 ................... 32 Prerequisites ....................32 Procedure Replacing the hard drive..........35 ....................35 Procedure ..................35 Post-requisites Removing the system-board shield......
  • Page 5 Removing the processor heat-sink.......42 ................... 42 Prerequisites ....................42 Procedure Replacing the processor heat-sink....... 44 ....................44 Procedure ..................44 Post-requisites Removing the processor..........45 ................... 45 Prerequisites ....................45 Procedure Replacing the processor..........47 ....................47 Procedure ..................48 Post-requisites Removing the coin-cell battery........
  • Page 6 Removing the wireless card......... 55 ................... 55 Prerequisites ....................55 Procedure Replacing the wireless card......... 57 ....................57 Procedure ..................58 Post-requisites Removing the stand.............59 ................... 59 Prerequisites ....................59 Procedure Replacing the stand............61 ....................61 Procedure ..................61 Post-requisites Removing the chassis fan..........62 ...................
  • Page 7 Removing the inner frame..........70 ................... 70 Prerequisites ....................71 Procedure Replacing the inner frame..........73 ....................73 Procedure ..................73 Post-requisites Removing the display built-in self test button board..74 ................... 74 Prerequisites ....................74 Procedure Replacing the display built-in self test button board..76 ....................
  • Page 8 Removing the USB-dongle port........83 ................... 83 Prerequisites ....................84 Procedure Replacing the USB-dongle port........86 ....................86 Procedure ..................86 Post-requisites Removing the diagnostic light and button board..87 ................... 87 Prerequisites ....................88 Procedure Replacing the diagnostic light and button board...91 ....................
  • Page 9 Removing the speakers..........100 ..................100 Prerequisites .....................100 Procedure Replacing the speakers..........102 .....................102 Procedure ..................102 Post-requisites Removing the power-button board......103 ..................103 Prerequisites ....................103 Procedure Replacing the power-button board......105 ....................105 Procedure ..................105 Post-requisites Removing the media-card reader....... 106 ..................106 Prerequisites ....................106 Procedure Replacing the media-card reader........108...
  • Page 10 Removing the system board........112 ...................112 Prerequisites ....................113 Procedure Replacing the system board........116 ....................116 Procedure ..................116 Post-requisites Removing the display assembly........118 ...................118 Prerequisites ....................119 Procedure Replacing the display assembly........120 ....................120 Procedure ..................120 Post-requisites Removing the middle frame........122 ..................122 Prerequisites ....................123...
  • Page 11 ..............139 Clearing forgotten passwords ..................139 Prerequisites ..................139 Procedure ................140 Post-requisites ................140 Clearing CMOS Settings ..................141 Prerequisites ..................141 Procedure .................142 Post-requisites Flashing the BIOS............143 System diagnostic lights..........144 Getting help and contacting Dell........ 146 ................146 Self-help resources ..................146 Contacting Dell...

  • Page 12: Before Working Inside Your Computer

    Before working inside your computer 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. Shut down your computer. The shut-down instruction varies depending on the operating system installed on your computer.

  • Page 13: 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 www.dell.com/...

  • Page 14: Screw List

    • Plastic scribe Screw list Table 1. : Screw list Component Secured to Screw Quanti Screw image type Back-light cable System board M3X4 Camera Middle frame M2X3 Chassis fan System board M2X3 Converter board Middle frame M3X4 Display Built-in Middle frame M2X3 Self Test button Hard-drive cage...
  • Page 15 Component Secured to Screw Quanti Screw image type Media-card Middle frame M2X3 reader shield Middle frame Display M2X4 Middle frame Display M2X3 Power-supply Middle frame M3X4 unit Power-button Middle frame M2X3 board shield Processor heat- Middle frame M3X4 sink Stand Middle frame M4X6 System-board...

  • Page 16: 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, or cables you removed before working on your computer.

  • Page 17: Technical Overview

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Inside view of your computer (touch screen) Figure 1. : Inside view of your computer 2.5-inch hard drive...
  • Page 18 system board microphone module coin-cell battery middle frame processor heat-sink processor memory module wireless-card shield solid-state drive (M.2) I/O board speakers (2) memory fan I/O panel camera USB dongle-port display built-in self test button board power-button board...

  • Page 19: Inside View Of Your Computer (Non-Touch Screen)

    Inside view of your computer (non-touch screen) Figure 2. : Inside view of your computer (non-touch screen) 2.5-inch hard drive hard-drive cage power-supply unit chassis fan microphone module system board coin-cell battery middle frame processor heat-sink processor memory module wireless-card shield solid-state drive (M.2) I/O board speakers (2)

  • Page 20: System Board Components

    power-button board System Board Components Figure 3. : System board components microphone cable connector processor socket coin-cell battery connector memory module slot wireless-card slot audio-cable connector media-card connector SSD-card connector (M.2) speaker cable connector converter-board cable connector memory-fan cable connector USB 3.0 ports (4) HDMI port display port...
  • Page 21 Thunderbolt 3 (USB Type-C) ports SATA-card slot chassis-fan cable connector SATA power connector password clear jumper CMOS clear jumper side USB connector touch cable connector camera connector display connector...

  • Page 22: Removing The Usb Dongle-Bay Cover

    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: Place the computer on a flat, soft and clean surface to avoid scratching the display.

  • Page 23: Replacing The Usb Dongle-Bay Cover

    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 tabs on the USB dongle-bay cover into the slots on the back cover and snap the USB dongle-bay cover into place.

  • Page 24: Removing The Back Cover

    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 USB dongle-bay cover. Procedure (touch screen)
  • Page 25 Slide the back cover towards the top of the computer and lift the back cover off the inner frame.

  • Page 26: Procedure (Non-Touch Screen)

    Procedure (non-touch screen) Push the stand down. Loosen the captive screws that secure the back cover to the inner frame.
  • Page 27 Slide the back cover towards the top of the computer and lift the back cover off the inner frame.

  • Page 28: Replacing The Back Cover

    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 tabs on the back cover with the slots on the inner frame. Slide the back cover towards the bottom of the computer and snap the back cover in place.

  • Page 29: Removing 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. Prerequisites Remove the USB dongle-bay cover. Remove the back cover.
  • Page 30 Using your fingertips, spread apart the securing clips at each end of the memory-module slot until the memory module pops up. Slide and remove the memory module from the memory-module slot.

  • Page 31: Replacing The Memory Modules

    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. Slide the memory module firmly into the slot at an angle and press the memory module down until it clicks into place.

  • Page 32: 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 33 Using the straps on the hard-drive assembly, gently push and lift the hard-drive assembly out of the hard-drive cage. Pry the hard-drive bracket to release the tabs on the bracket from the slots on the hard drive.
  • Page 34 Slide the hard drive off the hard-drive bracket. NOTE: Note the orientation of the hard drive so that you can replace it correctly.

  • Page 35: 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 NOTE: The hard drive installed on the top slot is the primary hard drive.

  • Page 36: Removing The System-Board Shield

    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 USB dongle-bay cover. Remove the back cover.
  • Page 37 Lift the system-board shield off the middle frame.

  • Page 38: Replacing The System-Board Shield

    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 system-board shield with the screw holes on the middle frame.

  • Page 39: Removing The Memory Fan

    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 USB dongle-bay cover. Remove the back cover.
  • Page 40 Disconnect the memory fan cable from the system board.

  • Page 41: Replacing The Memory Fan

    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 memory fan cable to the system board. Align the screw holes on the memory fan with the screw holes on the system board.

  • Page 42: Removing The Processor 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: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease.
  • Page 43 Lift the processor heat-sink off the system board.

  • Page 44: Replacing The Processor 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: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease.

  • Page 45: Removing The Processor

    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 USB dongle-bay cover. Remove the back cover.
  • Page 46 Gently lift the processor and remove it from the processor socket.

  • Page 47: Replacing The Processor

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: If either the processor or the heat sink is replaced, use the thermal grease provided in the kit to ensure that thermal conductivity is achieved.

  • Page 48: Post-Requisites

    Pivot the release-lever down and place it under the tab on the processor cover. Post-requisites Replace the processor heat-sink. Replace the system-board shield. Replace the back cover. Replace the USB dongle-bay cover.

  • Page 49: 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 50: Procedure

    Procedure Using a plastic scribe, gently push the tabs on the coin-cell battery socket and lift the coin-cell battery off it’s slot on the system board.

  • Page 51: 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, insert the coin-cell battery into the battery socket and press down the battery into place.

  • Page 52: Removing The Solid-State Drive

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. CAUTION: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state.
  • Page 53 Slide and remove the solid-state drive from the solid-state drive slot.

  • Page 54: Replacing The Solid-State 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: Solid-state drives are fragile. Exercise care when handling the solid-state drive. Procedure Align the notch on the solid-state drive with the tab on the solid-state drive slot.

  • Page 55: Removing 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. Prerequisites Remove the USB dongle-bay cover. Remove the back cover.
  • Page 56 Slide and remove the wireless card out of the wireless-card slot.

  • Page 57: 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 damaging the wireless card, do not place any cables under it.

  • Page 58: Post-Requisites

    Route the antenna cables through the securing clip. Post-requisites Replace the system-board shield. Replace the back cover. Replace the USB dongle-bay cover.

  • Page 59: Removing The Stand

    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 USB dongle-bay cover. Remove the back cover.
  • Page 60 Lift the stand off the computer.

  • Page 61: Replacing The Stand

    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 stand with the screw holes on the middle frame. Replace the six screws (M4X6) that secure the stand to the middle frame.

  • Page 62: Removing The Chassis Fan

    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 USB dongle-bay cover. Remove the back cover.
  • Page 63 Disconnect the power-supply unit cable from its connector on the system board. Disconnect the chassis fan cable from the system board. Remove the four screws (M3X4) that secure the chassis fan to the middle frame.
  • Page 64 Lift the chassis fan along with its cable off the middle frame.

  • Page 65: Replacing The Chassis Fan

    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 chassis fan with the screw holes on the middle frame.

  • Page 66: Removing The Power-Supply Unit

    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 USB dongle-bay cover. Remove the back cover.
  • Page 67 Open the securing clips and release the cables. Remove the five screws (M3X4) that secure the power-supply unit to the middle cover.
  • Page 68 Lift the power-supply unit with the cable off the middle cover.

  • Page 69: Replacing The Power-Supply Unit

    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 power-supply unit with the screw holes on the middle cover.

  • Page 70: Removing The Inner Frame

    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 USB dongle-bay cover. Remove the back cover.

  • Page 71: Procedure

    Procedure Remove the screws (M3X4) that secure the inner frame to the middle frame. NOTE: Touch screen has 14 screws and non-touch screen has 20 screws that secure the inner frame to the middle frame.
  • Page 72 Gently pry the inner frame from the sides and lift it off the middle frame.

  • Page 73: Replacing The Inner Frame

    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 inner frame with the screw holes on the middle frame.

  • Page 74: Removing The Display Built-In Self Test Button Board

    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 USB dongle-bay cover. Remove the back cover.
  • Page 75 Lift the Display Built-in Self Test button board off the middle frame.

  • Page 76: Replacing The Display Built-In Self Test 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 Display Built-in Self Test button board on the middle frame. Align the screw holes on the Display Built-in Self Test button board with the screw holes on the middle frame.

  • Page 77: Removing The Microphones

    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 USB dongle-bay cover. Remove the back cover.
  • Page 78 Using a plastic scribe, carefully pry and lift the microphone modules (4) with the cable off the slots on the middle frame.

  • Page 79: Replacing The Microphones

    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 microphone modules (4) with their slots on the middle frame. Route the cable through the routing guides on middle frame.

  • Page 80: Removing The I/O 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 Remove the USB dongle-bay cover. Remove the back cover.
  • Page 81 Lift the I/O panel off the middle frame. Remove USB-dongle port. Remove the Diagnostic light button board.

  • Page 82: Replacing The I/O 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. Procedure Replace the Diagnostic light button board. Replace USB-dongle port.

  • Page 83: Removing The Usb-Dongle Port

    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 USB dongle-bay cover. Remove the back cover.

  • Page 84: Procedure

    Procedure Remove the three screws (M3X4) that secure the USB dongle port to the I/O panel. Remove the USB dongle port cable from the routing guide on I/O panel.
  • Page 85 Remove the USB dongle port from the I/O panel.

  • Page 86: Replacing The Usb-Dongle Port

    After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Procedure Route the USB dongle port cable into the slot on I/O panel . Route the USB dongle port cable through the routing guide on I/O panel .

  • Page 87: Removing The Diagnostic Light And Button Board

    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 USB dongle-bay cover. Remove the back cover.

  • Page 88: Procedure

    Procedure Spread apart the securing tabs to release the I/O-panel bracket from the I/O panel.
  • Page 89 Lift the I/O-panel bracket off the I/O panel. Remove the screw that secures the power diagnostic button and light board to the I/O-panel bracket.
  • Page 90 Lift the power diagnostic button and light board off the I/O-panel bracket.

  • Page 91: Replacing The Diagnostic Light And 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 Align the screw holes on power diagnostic button and light board to the screw holes on the I/O-panel bracket.

  • Page 92: Removing The Hard-Drive Cage

    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 USB dongle-bay cover. Remove the back cover.
  • Page 93 Disconnect the hard-drive data cables from the system board. Remove the four screws (M3X4) that connects the hard-drive cage to the middle frame.
  • Page 94 Lift the hard-drive cage off the middle frame. Remove the four screws (M2X3) that connects the interposer to the hard-drive cage. Disconnect the interposer from the hard-drive cage.

  • Page 95: Replacing The Hard-Drive Cage

    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 interposer with the screw holes on the hard-drive cage.

  • Page 96: Removing The Converter Board

    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 USB dongle-bay cover. Remove the back cover.
  • Page 97 Disconnect the left backlight power cable from the converter board. Remove the three screws (M3X4) that secure the converter board to the middle frame.
  • Page 98 Lift the converter board off the middle frame.

  • Page 99: Replacing The Converter Board

    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 converter board with the screw holes on the middle frame.

  • Page 100: Removing The Speakers

    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 USB dongle-bay cover. Remove the back cover.
  • Page 101 Lift the speakers along with the cable off the middle frame.

  • Page 102: 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 Align the screw holes on the speakers with the screw holes on the middle frame. Replace the eight screws (M3x4) that secure the speakers to the middle frame.

  • Page 103: Removing The Power-Button Board

    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 USB dongle-bay cover. Remove the back cover.
  • Page 104 Disconnect the Display Built-in Self Test button cable from the power-button board.

  • Page 105: Replacing The Power-Button Board

    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 Connect the power-button board cable and Display Built-in Self Test button cable to the power-button board.

  • Page 106: Removing The Media-Card Reader

    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 USB dongle-bay cover. Remove the back cover.
  • Page 107 Disconnect the audio cable from the media-card.

  • Page 108: Replacing The Media-Card Reader

    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 Connect the audio cable to the media card. Connect the media-card reader cable to the media-card.

  • Page 109: 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 Remove the USB dongle-bay cover. Remove the back cover.
  • Page 110 Disconnect the camera cable from the camera assembly.

  • Page 111: 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 assembly. Turn the camera assembly and route the camera cable through the routing guide on the middle frame.

  • Page 112: 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 113: Procedure

    Remove the solid-state drive. Procedure NOTE: To avoid any potential damage to the cables, ensure to release them from the routing guides. Using the pull tab, disconnect the display cable from the system board. Disconnect the camera cable from the system board. Disconnect the touch cable (applicable only for systems with the touch screen option) from the system board.
  • Page 114 10 Using the pull tab, disconnect the media-card reader cable from the system board. Disconnect the audio cable from the system board. Remove the screw (M3X4) that secures the media-card reader cable and audio cable to the system board. Remove the 12 screws (M3X4) that secure the system board to the middle frame.
  • Page 115 Lift the system board off the middle frame.

  • Page 116: 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 117 Replace the wireless card. Replace the memory fan. Replace the coin-cell battery. Replace the processor. Replace the processor heat-sink. Replace the panel. Replace the system-board shield. Replace the inner frame. 10 Replace the chassis fan. Replace the stand. Replace the memory modules.

  • Page 118: Removing The Display 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 Remove the USB dongle-bay cover. Remove the back cover.

  • Page 119: Procedure

    23 Remove the camera. 24 Remove the system board. 25 Remove the Display built-in self test button board. Procedure Press the tabs on the cable to release it from the connector. Disconnect the cable from its slot on the middle frame. Press the tabs on the backlight cable.

  • Page 120: 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 Open the latch and connect the display cable to its slot on the middle frame. Connect the backlight cable to its slot on the middle frame.
  • Page 121 Replace the power-supply unit. Replace the wireless card. Replace the chassis fan. 20 Replace the system-board shield. Replace the stand. 22 Replace the hard drive. 23 Replace the memory modules. 24 Replace the back cover. 25 Replace the USB dongle-bay cover.

  • Page 122: Removing The Middle Frame

    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 USB dongle-bay cover. Remove the back cover.

  • Page 123: Procedure

    23 Remove the camera. 24 Remove the system board. 25 Remove the Display built-in self test button board. Procedure NOTE: The following steps are applicable only for non-touch systems. Press the tabs on the cable to release it from the connector. Disconnect the cable from its slot on the middle frame.
  • Page 124 Remove the 6 screws (M2X3) that secures the middle frame to the speaker bezel. Lift the middle frame off the display.

  • Page 125: Replacing The Middle Frame

    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 following steps are applicable only for non-touch systems. Align the screw holes on the middle frame with the screw holes on the display.
  • Page 126 10 Replace the hard-drive cage. Replace the processor. Replace the processor heat-sink. Replace the panel. Replace the microphones. 15 Replace the inner frame. Replace the memory fan. Replace the power-supply unit. Replace the wireless card. Replace the chassis fan. 20 Replace the system-board shield.

  • Page 127: Removing The Speaker 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 Remove the USB dongle-bay cover. Remove the back cover.

  • Page 128: Procedure

    23 Remove the camera. 24 Remove the system board. 25 Remove the Display built-in self test button board. 26 Remove the middle frame. Procedure NOTE: The following steps are applicable only for non-touch systems. Lift the display panel. Pull the speaker bezel away from the display panel.

  • Page 129: Replacing The Speaker Bezel

    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 following procedure is applicable only for non-touch systems. Place the speaker bezel on the display panel.
  • Page 130 Replace the memory fan. Replace the power-supply unit. Replace the wireless card. 20 Replace the chassis fan. Replace the system-board shield. 22 Replace the stand. 23 Replace the hard drive. 24 Replace the memory modules. 25 Replace the back cover. 26 Replace the USB dongle-bay cover.

  • Page 131: 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 Remove the USB dongle-bay cover. Remove the back cover.

  • Page 132: Procedure

    23 Remove the camera. 24 Remove the system board. 25 Remove the Display built-in self test button board. 26 Remove the middle frame. Procedure NOTE: The following procedure is applicable only for non-touch systems. After performing all the prerequisites, we are left with the display panel.

  • Page 133: 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 NOTE: The following steps are applicable only for non-touch systems. Place the display panel on a clean and flat surface.
  • Page 134 Place the middle frame on the display panel. Replace the 6 screws (M2X3) that secures the middle frame to speaker bezel. Replace the 7 screws (M2X4) that secures the middle frame to display.
  • Page 135 Turn the display assembly over.

  • Page 136: Post-Requisites

    Peel off the Mylar (6) from the display panel. NOTE: The six Mylars are factory installed with the replacement display panel. Peeling off the Mylar can result in one of the two following acceptable scenarios: – A portion of Mylar remains in the middle frame. –...
  • Page 137 Replace the converter board. Replace the solid-state drive. 10 Replace the coin-cell battery. Replace the hard-drive cage. Replace the processor. Replace the processor heat-sink. Replace the panel. 15 Replace the microphones. Replace the inner frame. Replace the memory fan. Replace the power-supply unit.

  • Page 138: Bios Setup Program

    Entering BIOS setup program 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 is initialized. This prompt can appear very quickly, so you must watch for it, and then press F2.

  • Page 139: Clearing Forgotten Passwords

    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 USB dongle-bay cover. Remove the back cover.

  • Page 140: Post-Requisites

    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.

  • Page 141: Prerequisites

    Prerequisites Remove the USB dongle-bay cover. Remove the back cover. Remove the stand. Remove the system-board shield. Procedure Locate the CMOS reset jumper on the system board. NOTE: For more information on the location of the CMOS reset jumper, see “System board components”.

  • Page 142: Post-Requisites

    Post-requisites Replace the system-board shield. Replace the stand. Replace the back cover. Replace the USB dongle-bay cover.

  • Page 143: 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 your computer. Go to www.dell.com/support. Click Product support, enter the Service Tag of your computer, and then click Submit.

  • Page 144: System Diagnostic Lights

    System diagnostic lights Power status light: Indicates the power status. Solid Amber – The computer is unable to boot to the operating system. This indicates that the power supply or another device in the computer is failing. Blinking Amber – The computer is unable to boot to the operating system. This indicates that the power supply is normal but another device in the computer is failing or not installed properly.
  • Page 145 The computer may emit a series of beeps during start-up if the errors or problems cannot be displayed. The repetitive beep codes help the user troubleshoot problems with the computer. Camera status light: Indicates whether the camera is in use. •...

  • Page 146: 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: Table 4. Self-help resources Information about Dell products and www.dell.com services Dell Help & Support app Get started app...
  • Page 147 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.

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