Dell Inspiron 15R SE 7520 Owners Manual

Dell Inspiron 15R SE Manual

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  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 1
    Dell Inspiron 15R Owner's Manual Computer model: Inspiron 5520/7520 Regulatory model: P25F Regulatory type: P25F001
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 2
    indicates potential damage to hardware or loss of data if instructions are not followed. WARNING: A WARNING indicates a potential for Dell Inc. is strictly forbidden. Trademarks used in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc.; Microsoft®, Windows®, and the Windows
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 3
    13 Replacing the Battery 13 5 Keyboard 15 Removing the Keyboard 15 Replacing the Keyboard 16 6 Base Cover 17 Removing the Base Cover 17 Replacing the Base Cover 18 7 Memory Module(s 19 Removing the Memory Module(s 19 Replacing the Memory Module(s 20 8 Hard Drive 21 Removing the Hard Drive
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 4
    the Service Tag in the BIOS 53 15 Thermal-Cooling Assembly 55 Removing the Thermal-Cooling Assembly 55 Replacing the Thermal-Cooling Assembly 57 16 Processor 59 Removing the Processor 59 Replacing the Processor 61 17 Coin-Cell Battery 63 Removing the Coin-Cell Battery 63 Replacing the
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 5
    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 Replacing the Mini-Card 80 22 Flashing the BIOS 83 Contents | 5
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 6
    6 | Contents
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 7
    hold the power button for about 5 seconds, after the computer is unplugged, to ground the system board. Safety Instructions Use dell.com/ regulatory_compliance. WARNING: Disconnect all power sources before opening the computer cover or panels. After you finish working inside the computer, replace
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 8
    cable. When disconnecting cables, keep them evenly aligned to avoid bending any connector pins. When connecting cables, ensure that the connectors and ports are correctly oriented and aligned. CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 9
    before working on your computer • Connect your computer and all attached devices to their electrical outlets CAUTION: Before turning on your computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may damage your computer. After Working Inside
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 10
    10 | After Working Inside Your Computer
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 11
    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. 2 Lift the switch off the
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 13
    unlock position. 3 Lift the battery out of the battery bay. 2 1 1 battery release latches (2) 2 battery Replacing the Battery 1 Align the tabs on the battery with the slots on the battery bay and snap the battery until it clicks into place. 2 Follow the instructions in "After Working Inside Your
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 14
    14 | Battery
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 15
    Homepage at dell.com/regulatory_compliance. Removing the Keyboard Prerequisites 1 Remove the battery. See "Removing the Battery" on page 13. Procedure CAUTION: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 16
    the edges 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 SE | 7520 Owners Manual - Page 17
    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 secure the base cover
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 19
    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 "Removing the Base Cover" on
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 20
    : If the memory module is not installed properly, the computer may not boot. 2 1 1 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 21
    Homepage at dell.com/regulatory_compliance. CAUTION: To avoid data loss, do not remove the hard drive while the computer is On or in Sleep state. CAUTION: Hard drives are extremely fragile. Exercise care when handling the hard drive. Removing the Hard Drive Prerequisites 1 Remove the battery. See
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 22
    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 base
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 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 SE | 7520 Owners Manual - Page 25
    " 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 the Base Cover" on
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 26
    it is fully seated. 5 Replace the screw that 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 27
    " 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 Keyboard" on page 15
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 28
    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 touchpad cable
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 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-
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 31
    to the computer base. Postrequisites 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 32
    32 | Palm Rest
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 33
    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 the Keyboard" on page 15
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 34
    . 2 Replace the base cover. See "Replacing the Base Cover" on page 18. 3 Replace the keyboard. See "Replacing 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. 34 | Power-Adapter Port
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 35
    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 the Keyboard" on page 15
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 37
    the Palm Rest" on page 31. 2 Replace the base cover. See "Replacing the Base Cover" on page 18. 3 Replace the keyboard. See "Replacing 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 38
    the Palm Rest" on page 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
  • Dell Inspiron 15R SE | 7520 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 40
    Assembly" on page 37. 3 Replace the palm rest. See "Replacing the Palm Rest" on page 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. Removing the
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 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 SE | 7520 Owners Manual - Page 43
    2 1 1 screws (8) 3 display panel 2 display-panel brackets (2) Replacing the Display Panel Procedure 1 Align the screw holes on the display-panel bracket with the screw holes on the display panel and replace the screws that secure the display-panel bracket to the display panel.
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 44
    the Palm Rest" on page 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 45
    " 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 Keyboard" on page 15
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 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 SE | 7520 Owners Manual - Page 48
    connector on the camera module. 3 Replace the screw that secures the camera 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 49
    1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing the Base Cover" on page 17. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 19. 4 Follow the instructions from step 1 to step 3 in "Removing the Hard Drive" on page 21
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 50
    the Service Tag in the BIOS after you replace the system-board assembly. NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect them correctly after you replace the system-board assembly. 1 Remove the screws that secure the power
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 51
    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 Board | 51
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 52
    -Cooling Assembly" on page 55. 10 Remove the processor. See "Removing the Processor" on page 59. Replacing the System Board Procedure 1 Replace the processor. See "Replacing the Processor" on page 61. 2 Replace the thermal-cooling assembly. See "Replacing the Thermal-Cooling Assembly" on page
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 53
    Module(s)" on page 20. 6 Replace the base cover. See "Replacing the Base Cover" on page 18. 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 1 Turn on the computer. 2 Press
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 54
    54 | System Board
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 55
    1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing the Base Cover" on page 17. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 19. 4 Follow the instructions from step 1 to step 3 in "Removing the Hard Drive" on page 21
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 57
    . 5 Follow the instructions from step 4 to step 6 in "Replacing the Hard Drive" on page 23. 6 Replace 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 58
    58 | Thermal-Cooling Assembly
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 59
    1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing the Base Cover" on page 17. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 19. 4 Follow the instructions from step 1 to step 3 in "Removing the Hard Drive" on page 21
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 60
    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 oils in your skin can reduce the heat transfer capability of the thermal pads
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 61
    step 6 in "Replacing the Hard Drive" on page 23. 7 Replace 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 62
    62 | Processor
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 63
    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. Removing the Coin-Cell Battery CAUTION: Removing the coin-cell battery resets
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 65
    . 5 Follow the instructions from step 4 to step 6 in "Replacing the Hard Drive" on page 23. 6 Replace 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 66
    66 | Coin-Cell Battery
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 67
    1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing the Base Cover" on page 17. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 19. 4 Follow the instructions from step 1 to step 3 in "Removing the Hard Drive" on page 21
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 69
    . 5 Follow the instructions from step 4 to step 6 in "Replacing the Hard Drive" on page 23. 6 Replace 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 70
    70 | Speakers
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 71
    1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing the Base Cover" on page 17. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 19. 4 Follow the instructions from step 1 to step 3 in "Removing the Hard Drive" on page 21
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 73
    . 5 Follow the instructions from step 4 to step 6 in "Replacing the Hard Drive" on page 23. 6 Replace 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 74
    74 | Media Card Reader
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 75
    1 Remove the battery. See "Removing the Battery" on page 13. 2 Remove the base cover. See "Removing the Base Cover" on page 17. 3 Remove the memory module(s). See "Removing the Memory Module(s)" on page 19. 4 Follow the instructions from step 1 to step 3 in "Removing the Hard Drive" on page 21
  • Dell Inspiron 15R SE | 7520 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 SE | 7520 Owners Manual - Page 77
    7 Follow the instructions from step 4 to step 6 in "Replacing the Hard Drive" on page 23. 8 Replace the 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 78
    78 | Daughter Board
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 79
    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 your computer, the card is already installed. Your computer has one half Mini
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 80
    Against Electrostatic Discharge" in the safety information that shipped with your computer. Replacing the Mini-Card Procedure 1 Remove the new Mini-Card from its avoid damage to the Mini-Card, never place cables under the wireless Mini-Card. 3 Insert the Mini-Card connector at a 45-degree angle into the
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 81
    the Palm Rest" on page 31. 2 Replace the base cover. See "Replacing the Base Cover" on page 18. 3 Replace the keyboard. See "Replacing 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
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 82
    82 | Mini-Card
  • Dell Inspiron 15R SE | 7520 Owners Manual - Page 83
    may require flashing when an update is available or when replacing the system board. To flash the BIOS: 1 Turn on the computer. 2 Go to support.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
  • Dell Inspiron 15R SE | 7520 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