Dell Inspiron 15 N5050 Inspiron 15 N5050 Service Manual
Dell Inspiron 15 N5050 Manual
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- Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 1
Dell Inspiron M5040/15-N5040/ 15-N5050 Owner's Manual Regulatory model: P18F Regulatory type: P18F001; P18F002; P18F003 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 2
. All rights reserved. Trademarks used in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc.; Bluetooth® is a registered trademark owned by Bluetooth SIG, Inc.; Microsoft®, Windows®, and the Windows start button logo are either trademarks or registered trademarks of Microsoft - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 3
Tools 9 Turning Off Your Computer 10 Before Working Inside Your Computer 10 2 Battery 13 Removing the Battery 13 Replacing the Battery 14 3 Keyboard 15 Removing the Keyboard 15 Replacing the Keyboard 17 4 Memory Module(s 19 Removing the Memory Module(s 19 Replacing the Memory Module(s 20 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 4
Wireless Mini-Card 25 Removing the Mini-Card 25 Replacing the Mini-Card 27 7 Palm-Rest Assembly 29 Removing the Palm-Rest Assembly 29 Replacing the Palm-Rest Assembly 32 8 Power Button Board 35 Removing the Power Button Board 35 Replacing the Power Button Board 36 9 Hard Drive 37 Removing - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 5
Coin-Cell Battery 41 Replacing the Coin-Cell Battery 42 11 USB Board 43 Removing the USB Board 43 Replacing the USB Board 44 12 Thermal Cooling Assembly 45 Removing the Thermal Cooling Assembly 45 Replacing the Thermal Cooling Assembly 46 13 Processor Module (For Inspiron 15-N5050/15-N5040 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 6
Display Bezel 60 Removing the Display Panel 60 Replacing the Display Panel 63 16 Camera Module 65 Removing the Camera Module 65 Replacing the Camera Module 66 17 System Board 67 Removing the System Board 67 Replacing the System Board 69 Entering the Service Tag in the BIOS 70 18 Flashing - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 7
Contents 7 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 8
8 Contents - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 9
-installed by performing the removal procedure in the reverse order. Recommended Tools The procedures in this document may require the following tools: • Small flat-blade screwdriver • Phillips screwdriver • Plastic scribe • BIOS executable update program available at support.dell.com Before You - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 10
upper-right or lower-right corner of the screen to open the Charms sidebar, and then click Settings→ Power→Shut down. • Windows 7 Click Start and then click Shut information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: To avoid electrostatic discharge, - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 11
due to servicing that is not authorized by Dell is not " on page 10 and all attached devices. CAUTION: To disconnect a network cable, first unplug the remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. 7 Remove the battery. See "Removing the Battery - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 12
12 Before You Begin - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 13
designed for other Dell computers. Removing the Battery 1 Follow the instructions in "Before You Begin" on page 9. 2 Turn off the computer and turn it over. 3 Slide the battery lock latch to the unlock position until it clicks into place. 4 Slide and hold the battery release latch in the unlock - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 14
3 2 1 1 battery release latch 3 battery lock latch 2 battery Replacing the Battery 1 Follow the instructions in "Before You Begin" on page 9. 2 Slide the battery into the battery bay until it clicks into place. 3 Slide the battery lock latch to the lock position. 14 Battery - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 15
battery. See "Removing the Battery" on page 13. CAUTION: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful when removing and handling the keyboard. 3 Turn the computer over and open the display as far as possible. 4 Using a plastic scribe, release - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 16
, and time-consuming to replace. Be careful when removing and handling the keyboard. 5 Carefully turn the keyboard over and place it on the palm rest assembly. 6 Lift the connector latch that secures the keyboard cable to the connector on the system board and remove the keyboard cable. 7 Lift the - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 17
connector on the system board. 3 Slide the tabs on the keyboard into the slots on the palm rest. 4 Gently press around the edges of the keyboard to lock the four tabs securing the keyboard. 5 Close the display and turn the computer over. 6 Replace the battery. See "Replacing the Battery" on page 14 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 18
18 Keyboard - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 19
damage to the system board, remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. You can increase your computer memory by installing memory modules on the system board. See the Specifications at support.dell.com/manuals for information on the type of - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 20
Replacing the Memory Module(s) CAUTION: If you need to install memory modules in two connectors, install a memory module in the connector labeled "DIMM A" before you install a memory module in the connector labeled "DIMM B." 1 Follow the instructions the click, remove the memory module and reinstall - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 21
2 1 1 tab 2 notch 4 Replace the keyboard. See "Replacing the Keyboard" on page 17. 5 Replace the battery, see "Replacing the Battery" on page 14, or connect the AC adapter to your computer and an electrical outlet. CAUTION: Before turning on the computer, replace all screws and ensure that no stray - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 22
22 Memory - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 23
page 13, before working inside the computer. Removing the Optical Drive 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the battery. See "Removing the Battery" on page 13. 3 Remove the keyboard. See "Removing the Keyboard" on page 15. 4 Remove the screw that secures the optical - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 24
page 9. 2 Slide the optical drive into the optical-drive compartment until it is fully seated. 3 Replace the screw that secures the optical drive to the computer base. 4 Replace the keyboard. See "Replacing the Keyboard" on page 17. 5 Replace the battery. See "Replacing the Optical Drive" on page 24 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 25
damage to the system board, remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. 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 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 26
1 3 2 1 screw 3 Mini-Card 2 antenna cables (2) 6 Lift the Mini-Card out of the connector on the system board. 26 Wireless Mini-Card - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 27
in the safety information that shipped with your computer. Replacing the Mini-Card 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the new Mini-Card from its packaging. CAUTION: Use connector at a 45-degree angle into the connector on the system-board. Wireless Mini-Card 27 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 28
supported by your computer. Connectors on the Mini-Card WLAN (2 antenna cables) Main WLAN (white triangle) Auxiliary WLAN (black triangle) Antenna Cable Color Scheme white black 6 Replace the keyboard. See "Replacing the Keyboard" on page 17. 7 Replace the battery. See "Replacing the Battery - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 29
to the system board, remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. Removing the Palm-Rest Assembly 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the battery. See "Removing the Battery" on page 13. 3 Remove the 11 screws that - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 30
4 Remove the keyboard. See "Removing the Keyboard" on page 15. 5 Remove the two screws on the palm-rest assembly. CAUTION: Pull on the plastic tab on top of the connectors to avoid damaging the connectors. 6 Lift - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 31
1 2 1 power-button board cable 2 touch-pad cable CAUTION: Carefully separate the palm rest from the computer base to avoid damage to the palm rest. 7 Using a plastic scribe, carefully pry out the palm-rest assembly and then ease the palm-rest assembly from the computer base 8 Lift the palm-rest - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 32
1 palm-rest assembly 2 plastic scribe 9 Remove the power button board. See "Removing the Power Button Board" on page 35. Replacing the Palm-Rest Assembly 1 Follow the instructions in "Before You Begin" on page 9. 2 Replace the power button board. See "Replacing the Power Button Board" on page 36 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 33
the 11 screws that secure the palm-rest assembly to the computer base. 8 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 34
34 Palm-Rest Assembly - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 35
the battery. See "Removing the Battery" on page 13). 3 Follow the instructions from step 3 to step 8 in "Removing the Palm-Rest Assembly" on page 29. 4 Turn the palm-rest assembly over. 5 Remove the screw that secures the power button board to the palm rest. 6 Push and release the tabs that secure - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 36
Turn the palm-rest assembly over. 5 Follow the instructions from step 3 to step 7 in "Replacing the Palm-Rest Assembly" on page 32. 6 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 37
compatibility or provide support for hard drives from sources other than Dell. NOTE: If you are installing a hard drive from a source other than Dell, you need to install an operating system, drivers, and utilities on the new hard drive. Removing the Hard Drive 1 Follow the instructions in "Before - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 38
4 Follow the instructions from step 3 to step 8 in "Removing the Palm-Rest Assembly" on page 29. 5 Slide the hard drive to the right to disconnect it from the connector on the system board. 6 Lift the hard drive out of the computer base. 38 Hard Drive - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 39
1 1 hard drive Replacing the Hard Drive 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the new hard drive from its packaging. Save the original packaging for storing or shipping the hard drive. 3 Place the hard drive on the computer base. 4 Push the hard drive towards the left - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 40
40 Hard Drive - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 41
10 Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 42
With the positive side up, snap the coin-cell battery into the battery socket on the system board. 3 Follow the instructions from step 3 to step 7 in "Replacing the Palm-Rest Assembly" on page 32. 4 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 43
the instructions from step 3 to step 8 in "Removing the Palm-Rest Assembly" on page 29. 4 Remove the hard drive. See "Removing the Hard Drive" on page 37. 5 Lift the connector latch that secures the USB-board cable to the connector on the USB board and remove the USB-board cable. 6 Release the - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 44
cable to the connector on the USB board. 4 Replace the hard drive. See "Replacing the Hard Drive" on page 39. 5 Follow the instructions from step 3 to step 7 in "Replacing the Palm-Rest Assembly" on page 32. 6 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 45
damage to the system board, remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. Removing the Thermal Cooling Assembly 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the battery. See "Removing the Battery" on page 13. 3 Follow the - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 46
to the connector on the system board. 5 Follow the instructions from step 3 to step 7 in "Replacing the Palm-Rest Assembly" on page 32. 6 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 47
Inspiron 15-N5050/15-N5040 Only) WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell , remove the main battery, see "Removing the Battery" on - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 48
the instructions in "Before You Begin" on page 9. NOTE: If you install a new processor, a new thermal-cooling assembly including an affixed thermal pad or a new thermal pad along with documentation to illustrate proper installation is shipped. 48 Processor Module (For Inspiron 15-N5050/15-N5040 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 49
32. 6 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. Processor Module (For Inspiron 15-N5050/15-N5040 Only - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 50
50 Processor Module (For Inspiron 15-N5050/15-N5040 Only) - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 51
to the system board, remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. Removing the Hinge Cover 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the battery. See "Removing the Battery" on page 13. 3 Remove the screw that secures - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 52
4 Turn the computer over. 5 Pry the hinge cover off the computer base. 1 52 Hinge Cover - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 53
snap the hinge cover into place. 3 Turn the computer over. 4 Replace the screw that secures the hinge cover to the computer base. 5 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 54
54 Hinge Cover - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 55
15 Display WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 56
4 Follow the instructions from step 3 to step 8 in "Removing the Palm-Rest Assembly" on page 29. 5 Remove the hinge cover. See "Removing the Hinge Cover" on page 51. 6 Disconnect the display cable from the connector on the system board. 56 Display - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 57
25. 8 Make a note of the display cable and Mini-Card antenna cables routing and remove the cables from the routing guides. 9 Remove the four screws (two on each side) that secure the display assembly to the computer base. 10 Lift and remove the display assembly out of the computer base. Display 57 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 58
through the routing guides. 4 Connect the Mini-Card antenna cables to the Mini-Card. See "Replacing the Mini-Card" on page 27. 5 Connect the display cable to the connector on the system board. 6 Replace the hinge cover. See "Replacing the Hinge Cover" on page 53. 7 Follow the instructions from step - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 59
to the computer base. 9 Replace the battery. See "Replacing the Battery" on page 14. CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. Display Bezel Removing the Display Bezel - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 60
1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the display assembly. See "Removing the Display Assembly" on page 55. 3 Remove the display bezel. See "Removing the Display Bezel" on page 59. 4 Disconnect the camera cable from the connector on the camera module. 5 Remove the six - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 61
1 2 3 4 6 5 1 camera cable 3 display panel 5 display cable 2 screws (6) 4 display cover 6 Mini-Card antenna cables 7 Lift the display panel off the display cover. 8 Remove the four screws (two on each side) that secure the display-panel brackets to the display panel. Display 61 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 62
1 2 1 screws (4) 2 display-panel brackets (2) 9 Turn the display panel over and place it on a clean surface. 10 Peel and lift the tape that secures the display cable to the display-board connector and disconnect the display cable. 11 Make a note of the - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 63
tape 3 display cable 2 display-board connector Replacing the Display Panel 1 Follow the instructions in "Before You Begin" on page 9. display panel and replace the four screws (two on each side). 5 Route the display cable and Mini-Card antenna cables through the routing guides on the display - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 64
64 Display - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 65
help prevent damage to the system board, remove the main battery, see "Removing the Battery" on page 13, before working inside the computer. Removing the Camera Module 1 Follow the instructions in "Before You Begin" on page 9. 2 Remove the battery. See "Removing the Battery" on page 13. 3 Follow the - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 66
4 camera cable Replacing the Camera Module 1 Follow the instructions in "Before You Begin" on page 9. 2 Connect the camera cable to the connector on the camera module. 3 Use the alignment posts on the display cover to snap the camera module into position. 4 Replace the display bezel. See "Replacing - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 67
3-in-1 media card reader. 3 Remove the battery. See "Removing the Battery" on page 13. 4 Remove the keyboard. See "Removing the Keyboard" on page 15. 5 Remove the memory module(s). See "Removing the Memory Module(s)" on page 19. 6 Remove the optical drive. See "Removing the Optical Drive" on page 23 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 68
10 Remove the processor. See "Removing the Processor Module" on page 47. 11 Remove the Mini-Card. See "Removing the Mini-Card" on page 25. 12 Disconnect to the computer base. 14 Lift the system board at an angle and release the connectors on the system board from the slots on the computer base. - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 69
Mini-Card" on page 27. 6 Replace the processor. See "Replacing the Processor Module" on page 48. 7 Replace the thermal cooling assembly. See "Replacing the Thermal Cooling Assembly" on page 46. 8 Follow the instructions from step 3 to step 4 in "Replacing the Hard Drive" on page 39. System Board - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 70
optical drive. See "Replacing the Optical Drive" on page 24. 11 Replace the memory module. See "Replacing the Memory Module(s)" on page 20. 12 Replace the keyboard. See "Replacing the Keyboard" on page 17. 13 Replace the battery. See "Replacing the Battery" on page 14. 14 Replace any removed cards - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 71
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 on the screen. Click BIOS. 5 Click Download Now to download the latest BIOS file. The File Download window appears. 6 - Dell Inspiron 15 N5050 | Inspiron 15 N5050 Service Manual - Page 72
8 Double-click the file icon on the desktop and follow the instructions on the screen. 72 Flashing the BIOS
Dell Inspiron M5040/15-N5040/
15-N5050 Owner’s Manual
Regulatory model: P18F
Regulatory type: P18F001; P18F002; P18F003