Dell Inspiron 15R 5520 Owners Manual

Dell Inspiron 15R 5520 Manual

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  • Dell Inspiron 15R 5520 | Owners Manual - Page 1
    Dell Inspiron 15R Owner's Manual Computer model: Inspiron 5520/7520 Regulatory model: P25F Regulatory type: P25F001
  • Dell Inspiron 15R 5520 | Owners Manual - Page 2
    A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed. WARNING: A WARNING indicates a potential for property permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc.;
  • Dell Inspiron 15R 5520 | Owners Manual - Page 3
    Connected Devices . . . 7 Safety Instructions 7 Recommended Tools 8 2 After Working Inside Your Computer 9 3 Switch 11 Removing the Switch 11 Replacing the Switch 12 4 Battery 13 Removing the Battery 13 Replacing the Battery 13 5 Keyboard 15 Removing the Keyboard 15 Replacing the Keyboard
  • Dell Inspiron 15R 5520 | Owners Manual - Page 4
    the Palm Rest 31 11 Power-Adapter Port 33 Removing the Power-Adapter Port 33 Replacing the Power-Adapter Port 34 12 Display Assembly 35 Board 49 Replacing the System Board 52 Entering the Service Tag in the BIOS 53 15 Thermal-Cooling Assembly 55 Removing the Thermal-Cooling Assembly
  • Dell Inspiron 15R 5520 | Owners Manual - Page 5
    18 Speakers 67 Removing the Speakers 67 Replacing the Speakers 69 19 Media Card Reader 71 Removing the Media Card Reader 71 Replacing the Media Card Reader 73 20 Daughter Board 75 Removing the Daughter Board 75 Replacing the Daughter Board 77 21 Mini-Card 79 Removing the Mini-Card 79
  • Dell Inspiron 15R 5520 | Owners Manual - Page 6
    6 | Contents
  • Dell Inspiron 15R 5520 | Owners Manual - Page 7
    computer. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/ regulatory_compliance. WARNING: certified service technician is authorized to remove the computer cover and access any of the components inside the computer. See the safety instructions
  • Dell Inspiron 15R 5520 | Owners Manual - Page 8
    CAUTION: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself. Some cables have connectors with locking tabs or thumb-screws that you must disengage before disconnecting the cable. When disconnecting cables, keep them evenly aligned to avoid bending any
  • Dell Inspiron 15R 5520 | Owners Manual - Page 9
    Replace all screws and ensure that no stray screws remain inside your computer • Connect any external devices, cables, cards, and any other part(s) you removed before working on your computer • Connect your computer and all attached devices to their electrical outlets CAUTION: Before turning on your
  • Dell Inspiron 15R 5520 | Owners Manual - Page 10
    10 | After Working Inside Your Computer
  • Dell Inspiron 15R 5520 | Owners Manual - Page 11
    that shipped with your computer and follow the steps in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Switch 1 Slide the switch release latch to the side. The switch pops up
  • Dell Inspiron 15R 5520 | Owners Manual - Page 12
    Replacing the Switch Procedure 1 Align the tabs at the bottom of the switch with the slots on the display cover and snap the switch into place. 4 3 2 1 1 display cover 3 tabs 2 slots 4 switch 2 Follow the instructions in "After Working Inside Your Computer" on page 9. 12 | Switch
  • Dell Inspiron 15R 5520 | Owners Manual - Page 13
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Battery 1 Close the display and turn the computer over. 2 Slide the battery release latches to the unlock position. 3 Lift the
  • Dell Inspiron 15R 5520 | Owners Manual - Page 14
    14 | Battery
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    additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Keyboard Prerequisites 1 Remove the battery. See "Removing the Battery" on page panel. 1 2 3 4 1 tabs (4) 3 keyboard 2 plastic scribe 4 palm rest Keyboard | 15
  • Dell Inspiron 15R 5520 | Owners Manual - Page 16
    of the keyboard to secure the keyboard under the tabs on the palm rest. 4 Close the display and turn the computer over. Postrequisites 1 Replace the battery. See "Replacing the Battery" on page 13. 2 Follow the instructions in "After Working Inside Your Computer" on page 9. 16 | Keyboard
  • Dell Inspiron 15R 5520 | Owners Manual - Page 17
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Base Cover Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. Procedure 1 Loosen the captive screws that
  • Dell Inspiron 15R 5520 | Owners Manual - Page 18
    computer base and snap the base cover into place. 2 Tighten the captive screws that secure the base cover to the computer base. Postrequisites 1 Replace the battery. See "Replacing the Battery" on page 13. 2 Follow the instructions in "After Working Inside Your Computer" on page 9. 18 | Base Cover
  • Dell Inspiron 15R 5520 | Owners Manual - Page 19
    steps in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Memory Module(s) Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See
  • Dell Inspiron 15R 5520 | Owners Manual - Page 20
    tab 2 notch Postrequisites 1 Replace the base cover. See "Replacing the Base Cover" on page 18. 2 Replace the battery. See "Replacing the Battery" on page 13. 3 Follow the instructions in "After Working Inside Your Computer" on page 9. 4 Turn on the computer. As the computer boots, it detects the
  • Dell Inspiron 15R 5520 | Owners Manual - Page 21
    on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. CAUTION: To avoid hard drive. Removing the Hard Drive Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing
  • Dell Inspiron 15R 5520 | Owners Manual - Page 22
    Procedure 1 Remove the screws that secure the hard-drive assembly to the computer base. 2 Using the pull-tab, slide the hard-drive assembly toward the back of the computer to disconnect the hard-drive assembly from the connector on the system board. 3 Lift the hard-drive assembly out of the computer
  • Dell Inspiron 15R 5520 | Owners Manual - Page 23
    4 Remove the screws that secure the hard-drive bracket to the hard drive. 5 Lift the hard drive off the hard-drive bracket. 3 2 1 1 screws (4) 3 hard-drive bracket 2 hard drive Replacing the Hard Drive Procedure 1 Remove the new hard drive from its packaging. Save the original packaging for
  • Dell Inspiron 15R 5520 | Owners Manual - Page 24
    Postrequisites 1 Replace the base cover. See "Replacing the Base Cover" on page 18. 2 Replace the battery. See "Replacing the Battery" on page 13. 3 Follow the instructions in "After Working Inside Your Computer" on page 9. 24 | Hard Drive
  • Dell Inspiron 15R 5520 | Owners Manual - Page 25
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Optical Drive Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing
  • Dell Inspiron 15R 5520 | Owners Manual - Page 26
    secures the optical-drive assembly to the computer base. Postrequisites 1 Replace the base cover. See "Replacing the Base Cover" on page 18. 2 Replace the battery. See "Replacing the Battery" on page 13. 3 Follow the instructions in "After Working Inside Your Computer" on page 9. 26 | Optical Drive
  • Dell Inspiron 15R 5520 | Owners Manual - Page 27
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Palm Rest Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the keyboard. See "Removing the
  • Dell Inspiron 15R 5520 | Owners Manual - Page 28
    2 Turn the computer over. 3 Lift the connector latches and pull the pull-tabs to disconnect the power-button board cable, touchpad cable, and hot-key board cable from the connectors on the system board. 12 34 5 1 power-button board cable 3 connector latch 5 hot-key board cable 2 pull-tab 4
  • Dell Inspiron 15R 5520 | Owners Manual - Page 29
    4 Remove the screws that secure the palm rest to the computer base. 5 Using your fingertips, pry out the palm rest from the computer base. CAUTION: Carefully separate the palm rest from the display assembly to avoid damage to the display assembly. 1 2 1 screws (6) 2 palm rest Palm Rest | 29
  • Dell Inspiron 15R 5520 | Owners Manual - Page 30
    6 Without pulling hard on the palm-rest assembly, place it away from the display as shown in the illustration below. 7 Lift the connector latch and pull the pull-tab to disconnect the status-lights cable from the connector on the system board. 8 Lift the palm-rest assembly off the computer base. 12
  • Dell Inspiron 15R 5520 | Owners Manual - Page 31
    1 Replace the base cover. See "Replacing the Base Cover" on page 18. 2 Replace the keyboard. See "Replacing the Keyboard" on page 16. 3 Replace the battery. See "Replacing the Battery" on page 13. 4 Follow the instructions in "After Working Inside Your Computer" on page 9. Palm Rest | 31
  • Dell Inspiron 15R 5520 | Owners Manual - Page 32
    32 | Palm Rest
  • Dell Inspiron 15R 5520 | Owners Manual - Page 33
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Power-Adapter Port Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the keyboard. See "Removing
  • Dell Inspiron 15R 5520 | Owners Manual - Page 34
    adapter port off the computer base. 1 2 3 1 power-adapter port cable 3 power-adapter port 2 system-board connector Replacing the Power-Adapter Port Procedure 1 Place the power-adapter 4 Replace the battery. See "Replacing the Battery" on page 13. 5 Follow the instructions in "After Working Inside Your
  • Dell Inspiron 15R 5520 | Owners Manual - Page 35
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Display Assembly Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the keyboard. See "Removing
  • Dell Inspiron 15R 5520 | Owners Manual - Page 36
    display cable from the connector on the system board. 3 Make a note of the display cable routing and remove the cable from the routing guides. 4 Remove the screws that secure the display assembly to the computer base. 5 Lift the display assembly off the computer base. 5 1 2 4 3 1 display assembly
  • Dell Inspiron 15R 5520 | Owners Manual - Page 37
    display cable through the routing guides and connect the display cable instructions in "After Working Inside Your Computer" on page 9. Removing the Display Bezel Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the keyboard. See "Removing the Keyboard" on page 15
  • Dell Inspiron 15R 5520 | Owners Manual - Page 38
    31. 3 Replace the base cover. See "Replacing the Base Cover" on page 18. 4 Replace the keyboard. See "Replacing the Keyboard" on page 16. 5 Replace the battery. See "Replacing the Battery" on page 13. 6 Follow the instructions in "After Working Inside Your Computer" on page 9. 38 | Display Assembly
  • Dell Inspiron 15R 5520 | Owners Manual - Page 39
    Removing the Hinge Caps Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the keyboard. See "Removing the Keyboard" on page 15. 3 Remove the base cover. See "Removing the Base Cover" on page 17. 4 Remove the palm rest. See "Removing the Palm Rest" on page 27. 5
  • Dell Inspiron 15R 5520 | Owners Manual - Page 40
    " on page 13. Removing the Display Panel Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the keyboard. See "Removing the Keyboard" on page 15. 3 Remove the base cover. See "Removing the Base Cover" on page 17. 4 Remove the palm rest. See "Removing the Palm Rest
  • Dell Inspiron 15R 5520 | Owners Manual - Page 41
    Procedure 1 Remove the screws that secure the display panel to the display cover. 2 Carefully lift the display panel and turn it over. 1 1 display cover 3 screws (8) 2 3 2 display panel Display Assembly | 41
  • Dell Inspiron 15R 5520 | Owners Manual - Page 42
    3 Peel and lift the tape that secures the display cable to the display-board connector and disconnect the display cable. 4 Peel the display cable from the back of the display panel. 1 3 2 1 display cable 3 tape 2 display-board connector 42 | Display Assembly
  • Dell Inspiron 15R 5520 | Owners Manual - Page 43
    5 Turn the display panel over and place it on a clean surface. 6 Remove the screws that secure the display-panel brackets to the display panel. 7 Remove the display-panel brackets off the display panel. 3 2 1 1 screws (8) 3 display panel 2 display-panel brackets (2) Replacing the Display Panel
  • Dell Inspiron 15R 5520 | Owners Manual - Page 44
    31. 5 Replace the base cover. See "Replacing the Base Cover" on page 18. 6 Replace the keyboard. See "Replacing the Keyboard" on page 16. 7 Replace the battery. See "Replacing the Battery" on page 13. 8 Follow the instructions in "After Working Inside Your Computer" on page 9. 44 | Display Assembly
  • Dell Inspiron 15R 5520 | Owners Manual - Page 45
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Camera Module Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the keyboard. See "Removing the
  • Dell Inspiron 15R 5520 | Owners Manual - Page 46
    Procedure 1 Remove the screws that secure the display panel to the display cover. 2 Carefully lift the display panel and turn it over. 1 2 3 1 display cover 3 screws (8) 2 display panel 46 | Camera Module
  • Dell Inspiron 15R 5520 | Owners Manual - Page 47
    3 Disconnect the camera cable from the connector on the camera module. . 1 2 1 camera module 2 camera cable 4 Remove the screw that secures the camera module to the display cover. 5 Lift the camera module off the display cover. 4 3 2 1 1 tab 3 camera module 2 display cover 4 screw Camera
  • Dell Inspiron 15R 5520 | Owners Manual - Page 48
    31. 4 Replace the base cover. See "Replacing the Base Cover" on page 18. 5 Replace the keyboard. See "Replacing the Keyboard" on page 16. 6 Replace the battery. See "Replacing the Battery" on page 13. 7 Follow the instructions in "After Working Inside Your Computer" on page 9. 48 | Camera Module
  • Dell Inspiron 15R 5520 | Owners Manual - Page 49
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the System Board Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing
  • Dell Inspiron 15R 5520 | Owners Manual - Page 50
    is stored in the system board. You must enter the Service Tag in the BIOS after you replace the system-board assembly assembly. 1 Remove the screws that secure the power-adapter port bracket to the computer base. 2 Lift the power-adapter port bracket off the computer base. 1 2 1 screws (2) 2
  • Dell Inspiron 15R 5520 | Owners Manual - Page 51
    and pull the pull-tab to disconnect the Media Card Reader cable from the connector on the system board. . 9 8 7 6 5 1 2 3 4 1 power-adapter port cable 3 system-board assembly 5 connector latch 7 Media Card Reader cable 9 tape 2 fan cable 4 speakers cable 6 pull-tab 8 display cable System
  • Dell Inspiron 15R 5520 | Owners Manual - Page 52
    6 Remove the screws that secure the system board to the computer base. 7 Lift the system board to disconnect the connector on the system board from the connector on the daughter board. 8 Lift the system board at an angle and release the connectors on the system board from the slots on the computer
  • Dell Inspiron 15R 5520 | Owners Manual - Page 53
    to the system board. 8 Connect the power-adapter port cable, fan cable, and speakers cable to the connectors on the system 7 Replace the battery. See "Replacing the Battery" on page 13. 8 Follow the instructions in "After Working Inside Your Computer" on page 9. Entering the Service Tag in the BIOS
  • Dell Inspiron 15R 5520 | Owners Manual - Page 54
    54 | System Board
  • Dell Inspiron 15R 5520 | Owners Manual - Page 55
    best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Thermal-Cooling Assembly Prerequisites 1 Remove the battery. See "Removing the Battery 15. 7 Remove the palm rest. See "Removing the Palm Rest" on page 27. 8 Follow the instructions
  • Dell Inspiron 15R 5520 | Owners Manual - Page 56
    Procedure 1 In sequential order (indicated on the thermal-cooling assembly), remove the screws that secure the thermal-cooling assembly to the system board. 2 Lift the thermal-cooling assembly off the system board. 1 thermal-cooling assembly 2 screws (7) 2 1 56 | Thermal-Cooling Assembly
  • Dell Inspiron 15R 5520 | Owners Manual - Page 57
    module(s). See "Replacing the Memory Module(s)" on page 20. 7 Replace the base cover. See "Replacing the Base Cover" on page 18. 8 Replace the battery. See "Replacing the Battery" on page 13. 9 Follow the instructions in "After Working Inside Your Computer" on page 9. Thermal-Cooling Assembly | 57
  • Dell Inspiron 15R 5520 | Owners Manual - Page 58
    58 | Thermal-Cooling Assembly
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    best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Processor Prerequisites 1 Remove the battery. See "Removing the Battery on page 15. 7 Remove the palm rest. See "Removing the Palm Rest" on page 27. 8 Follow the instructions from step
  • Dell Inspiron 15R 5520 | Owners Manual - Page 60
    Procedure 1 To loosen the ZIF socket, use a small, flat-blade screwdriver and rotate the ZIF-socket cam screw counterclockwise until it comes to the cam stop. CAUTION: To ensure maximum cooling for the processor, do not touch the heat transfer areas on the processor thermal cooling assembly. The
  • Dell Inspiron 15R 5520 | Owners Manual - Page 61
    the memory module(s). See "Replacing the Memory Module(s)" on page 20. 8 Replace the base cover. See "Replacing the Base Cover" on page 18. 9 Replace the battery. See "Replacing the Battery" on page 13. 10 Follow the instructions in "After Working Inside Your Computer" on page 9. Processor | 61
  • Dell Inspiron 15R 5520 | Owners Manual - Page 62
    62 | Processor
  • Dell Inspiron 15R 5520 | Owners Manual - Page 63
    safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. WARNING: The battery may explode if installed incorrectly. Replace the battery only with the same or equivalent type. Discard used batteries according to the manufacturer's instructions
  • Dell Inspiron 15R 5520 | Owners Manual - Page 64
    Procedure Using a plastic scribe, gently pry the coin-cell battery out of the battery socket on the system board. 3 2 1 1 battery socket 3 plastic scribe 2 coin-cell battery 64 | Coin-Cell Battery
  • Dell Inspiron 15R 5520 | Owners Manual - Page 65
    Procedure With the positive-side facing up, snap the coin-cell battery into the battery socket on the system board. Postrequisites 1 Follow the instructions from step 3 to step 10 in "Replacing the System Board" on page 52. 2 Replace the palm rest. See "Replacing the Palm Rest" on page 31. 3
  • Dell Inspiron 15R 5520 | Owners Manual - Page 66
    66 | Coin-Cell Battery
  • Dell Inspiron 15R 5520 | Owners Manual - Page 67
    best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Speakers Prerequisites 1 Remove the battery. See "Removing the Battery on page 15. 7 Remove the palm rest. See "Removing the Palm Rest" on page 27. 8 Follow the instructions from step 1
  • Dell Inspiron 15R 5520 | Owners Manual - Page 68
    Procedure 1 Remove the screws that secure the speakers to the computer base. 2 Lift the speakers along with its cable away from the computer base. 2 1 1 screws (4) 2 speakers 68 | Speakers
  • Dell Inspiron 15R 5520 | Owners Manual - Page 69
    the memory module(s). See "Replacing the Memory Module(s)" on page 20. 7 Replace the base cover. See "Replacing the Base Cover" on page 18. 8 Replace the battery. See "Replacing the Battery" on page 13. 9 Follow the instructions in "After Working Inside Your Computer" on page 9. Speakers | 69
  • Dell Inspiron 15R 5520 | Owners Manual - Page 70
    70 | Speakers
  • Dell Inspiron 15R 5520 | Owners Manual - Page 71
    best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Media Card Reader Prerequisites 1 Remove the battery. See "Removing the Battery page 15. 7 Remove the palm rest. See "Removing the Palm Rest" on page 27. 8 Follow the instructions from
  • Dell Inspiron 15R 5520 | Owners Manual - Page 72
    Procedure 1 Remove the screw that secures the Media Card Reader to the computer base. 2 Make note of the Media Card Reader cable routing. 3 Lift the Media Card Reader along with its cable away from the computer base. 2 1 1 Media Card Reader 2 screw 72 | Media Card Reader
  • Dell Inspiron 15R 5520 | Owners Manual - Page 73
    memory module(s). See "Replacing the Memory Module(s)" on page 20. 7 Replace the base cover. See "Replacing the Base Cover" on page 18. 8 Replace the battery. See "Replacing the Battery" on page 13. 9 Follow the instructions in "After Working Inside Your Computer" on page 9. Media Card Reader | 73
  • Dell Inspiron 15R 5520 | Owners Manual - Page 74
    74 | Media Card Reader
  • Dell Inspiron 15R 5520 | Owners Manual - Page 75
    in "Before You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Removing the Daughter Board Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing
  • Dell Inspiron 15R 5520 | Owners Manual - Page 76
    Procedure 1 Remove the screws that secure the daughter board to the computer base. 2 Lift the daughter board away from the computer base. 2 1 1 daughter board 2 screws (4) 76 | Daughter Board
  • Dell Inspiron 15R 5520 | Owners Manual - Page 77
    memory module(s). See "Replacing the Memory Module(s)" on page 20. 9 Replace the base cover. See "Replacing the Base Cover" on page 18. 10 Replace the battery. See "Replacing the Battery" on page 13. 11 Follow the instructions in "After Working Inside Your Computer" on page 9. Daughter Board | 77
  • Dell Inspiron 15R 5520 | Owners Manual - Page 78
    78 | Daughter Board
  • Dell Inspiron 15R 5520 | Owners Manual - Page 79
    You Begin" on page 7. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. NOTE: Dell does not guarantee compatibility or provide support for Mini-Cards from sources other than Dell. If you ordered a wireless Mini-Card with
  • Dell Inspiron 15R 5520 | Owners Manual - Page 80
    3 Lift the Mini-Card out of the connector on the daughter board. CAUTION: When the Mini-Card is not in the computer, store it in protective antistatic packaging. For more information, see "Protecting Against Electrostatic Discharge" in the safety information that shipped with your computer.
  • Dell Inspiron 15R 5520 | Owners Manual - Page 81
    provides the wireless antenna cable color scheme for the Mini-Cards supported by your computer. Connectors on the Mini-Card WLAN + the Keyboard" on page 16. 4 Replace the battery. See "Replacing the Battery" on page 13. 5 Follow the instructions in "After Working Inside Your Computer" on page 9.
  • Dell Inspiron 15R 5520 | Owners Manual - Page 82
    82 | Mini-Card
  • Dell Inspiron 15R 5520 | Owners Manual - Page 83
    .dell.com/support/downloads. 3 Locate the BIOS update file for your computer: NOTE: The Service Tag for your computer is located on a label at the bottom of your computer. For more information, see the Quick Start Guide that shipped with your computer. If you have your computer's Service Tag or
  • Dell Inspiron 15R 5520 | Owners Manual - Page 84
    84 | Flashing the BIOS
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Dell Inspiron 15R
Owner’s Manual
Computer model: Inspiron 5520/7520
Regulatory model: P25F
Regulatory type: P25F001