Difficulty

Moderate

Steps

12

Time Required

                          35 minutes            

Sections

1

  • Motherboard
  • 12 steps

Flags

Better Introduction

Improve this guide by completing or revising its introduction.

  • BackDell Latitude D820

  • Full Screen

  • Options

  • History

  • Save to Favorites

  • Download PDF

  • Edit

  • Translate

  • Get Shareable Link

  • Embed This Guide

  • Notify Me of Changes

  • Stop Notifications

Introduction

Before beginning make sure you backup all important data files on the system onto an external memory device (A Hard Drive or USB)

What you need

Step 1

              Motherboard               
  • Perform a complete system backup and shutdown the computer.
  • Unplug the charger and remove the battery.
  • Remove the battery by sliding the lock tab and use your other hand to remove the battery.

Perform a complete system backup and shutdown the computer.

Unplug the charger and remove the battery.

Remove the battery by sliding the lock tab and use your other hand to remove the battery.

1024

Step 2

  • Remove the hard drive.
  • Remove three 3.6 mm Phillips screws.
  • Remove the hard drive and set it aside, trying not to touch anything but the grey plastic grip pad. Doing so may cause damage to your hard drive.

Remove the hard drive.

Remove three 3.6 mm Phillips screws.

Remove the hard drive and set it aside, trying not to touch anything but the grey plastic grip pad. Doing so may cause damage to your hard drive.

Step 3

  • Remove the CD/DVD drive by pushing on the button under the drive.
  • There may be a little resistance pulling it out.

Remove the CD/DVD drive by pushing on the button under the drive.

There may be a little resistance pulling it out.

Step 4

  • Remove the 14 Phillips screws from the bottom of the laptop.

Remove the 14 Phillips screws from the bottom of the laptop.

Step 5

  • Flip the laptop face up, making sure the screen is opened all the way and is flat.
  • Using an opening tool, carefully pry off the keyboard bezel keeping in mind wires are attached so do not pull too far or hard.

Flip the laptop face up, making sure the screen is opened all the way and is flat.

Using an opening tool, carefully pry off the keyboard bezel keeping in mind wires are attached so do not pull too far or hard.

Step 6

  • Remove the keyboard screws.
  • Flip the keyboard over.
  • There is a ribbon cable (wires) attached to the bottom of the keyboard, so be careful not to tear it.
  • Remove the keyboard.

Remove the keyboard screws.

Flip the keyboard over.

There is a ribbon cable (wires) attached to the bottom of the keyboard, so be careful not to tear it.

Remove the keyboard.

Step 7

  • Remove the RAM stick under the keyboard by pulling the two tabs away from each other as shown in second picture.
  • Repeat for the second stick of RAM.

Remove the RAM stick under the keyboard by pulling the two tabs away from each other as shown in second picture.

Repeat for the second stick of RAM.

Step 8

  • Disconnect the wireless card from the bottom corner.
  • Push the retaining tab and lift the card out.
  • Do this for the ethernet card which is in the same spot.

Disconnect the wireless card from the bottom corner.

Push the retaining tab and lift the card out.

Do this for the ethernet card which is in the same spot.

Step 9

  • Remove the cable that connects the speaker to the frame by pulling straight out.
  • The cable is located to the left of DDR2 DIMM A.
  • Remove the cable that connects the track pad to the frame by pulling straight out.
  • The cable is also located to the left of DDR2 DIMM A.

Remove the cable that connects the speaker to the frame by pulling straight out.

The cable is located to the left of DDR2 DIMM A.

Remove the cable that connects the track pad to the frame by pulling straight out.

The cable is also located to the left of DDR2 DIMM A.

Step 10

  • Remove three screws that hold the upper case to the motherboard.
  • Use a spudger to pry the three tabs by the CD-ROM to separate the upper and bottom casing.

Remove three screws that hold the upper case to the motherboard.

Use a spudger to pry the three tabs by the CD-ROM to separate the upper and bottom casing.

Step 11

  • Remove two 5.6 mm screws from the fan.
  • Remove the fan power cable.
  • Loosen six captive spring loaded screws from the heat sink.

Remove two 5.6 mm screws from the fan.

Remove the fan power cable.

Loosen six captive spring loaded screws from the heat sink.

Step 12

  • Remove four 3.7 mm screws from around edge of the motherboard.
  • Remove three 3.8 mm screws. One of these is near top left of Dell MCIA. The other is near top left of WWAN. There is one underneath the Black WWAN label.
  • Remove the PCMCIA connector from the motherboard.
  • Turn the laptop on the side and remove two female hex screws from the video card and two posts from the serial port using socket driver (3/16 socket).
  • All hex screws are 10.23mm x 2.66mm size.

Remove four 3.7 mm screws from around edge of the motherboard.

Remove three 3.8 mm screws. One of these is near top left of Dell MCIA. The other is near top left of WWAN. There is one underneath the Black WWAN label.

Remove the PCMCIA connector from the motherboard.

Turn the laptop on the side and remove two female hex screws from the video card and two posts from the serial port using socket driver (3/16 socket).

All hex screws are 10.23mm x 2.66mm size.

To reassemble your device, follow these instructions in reverse order.

Cancel: I did not complete this guide.

                                                                                      14 other people completed this guide.                                             

Author

                                      with 13 other contributors 

                    Henry                     

Member since: 09/02/2014

1,419 Reputation

                                      4 Guides authored                  



                       Badges:
                       20







                                                        +17 more badges                           

Team

                       Pasco Hernando, Team 1-2, Prince Fall 2014                        

                                                  Member of Pasco Hernando, Team 1-2, Prince Fall 2014 



                    PHSC-PRINCE-F14S1G2                     


                                            10 Members                     


                                            7 Guides authored                     

pambi43 - Mar 14, 2017

Reply

I’m so glad I found this. I’m gonna ATTEMPT to fix ours when we get everything in. I have this saved so I can easily find it. I will let you know how it goes after I’m done. GREAT BIG HUGE THANKS again and wish me luck. :D

C:\THE \DOS\ BOSS - Jun 5, 2018

Reply

i used this to replace the thermal paste its really easy to follow simple steps