Dell Latitude D820 Motherboard Replacement

Geschrieben von: Henry
  • Kommentare: 4
Dell Latitude D820 Motherboard Replacement

Schwierigkeitsgrad

Moderate

Schritte

12

Zeitaufwand

35 Minuten

Einleitung

If you have had your computer for 10-20 years. Or if your laptop has been having issues with blue crash screens, slower processing speeds, or not recognizing hardware. Then you need to replace your motherboard. Follow this guide will show how to replace the motherboard step by step.

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

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    • 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.

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    • 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.

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

    • There may be a little resistance pulling it out.

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

    Two additional screws not circled need to be removed. One in the upper left (near the foot and circled screw), and one in lower center (at bottom right of RAM, end of STRIKE ZONE wording).

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    • 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.

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    • 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.

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    • 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.

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    • 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.

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    • 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.

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    • 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.

    Between steps 8 and 10, the display must be removed; you'll note in step 10's picture that the display isn't there.

    1. Detach the ribbon cable that connects the display to the motherboard.

    2. Move the display cable and WLAN cable so they don't get caught.

    3. Unscrew the two screws in back

    4. Lift the display's hinges out of the main assembly.

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    • Remove two 5.6 mm screws from the fan.

    • Remove the fan power cable.

    • Loosen six captive spring loaded screws from the heat sink.

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    • 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.

Abschluss

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

Tinte & Feder

Henry

Mitglied seit: 02/09/14

1419 Reputation

2 Kommentare

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

pambi43 -

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

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