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BlackBerry 8820 Motherboard Replacement

Introduction

Replace your faulty motherboard with a new one.

What you need

  1. BlackBerry 8820 Motherboard Replacement, Disassembling BlackBerry 8820 Outer Casing: step 1, image 1 of 1

    • Remove the battery cover by applying pressure and sliding down the silver square on the back of the phone.

    Edit

  2. BlackBerry 8820 Motherboard Replacement: step 2, image 1 of 2 BlackBerry 8820 Motherboard Replacement: step 2, image 2 of 2

    • Remove the battery by prying under it with your finger or the plastic opening tool.

    • Remove the four small 3/8" long screws using a 1/16" diameter torx screwdriver.

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  3. BlackBerry 8820 Motherboard Replacement: step 3, image 1 of 2 BlackBerry 8820 Motherboard Replacement: step 3, image 2 of 2

    • Use a nylon spudger to carefully remove the two side bars of plastic.

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  4. BlackBerry 8820 Motherboard Replacement: step 4, image 1 of 1

    • Use a nylon spudger to carefully pry the back casing off.

    • There are two small clamps on each edge that need to be unhooked before the casing will come off.

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  6. BlackBerry 8820 Motherboard Replacement: step 5, image 1 of 1

    • Pry off the front casing.

    • Be aware of sensors and other sensitive areas of the newly exposed electronics.

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  7. BlackBerry 8820 Motherboard Replacement, Motherboard: step 6, image 1 of 2 BlackBerry 8820 Motherboard Replacement, Motherboard: step 6, image 2 of 2

    • Remove the bottom casing clip, it will easily unsnap when pulled

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  8. BlackBerry 8820 Motherboard Replacement: step 7, image 1 of 2 BlackBerry 8820 Motherboard Replacement: step 7, image 2 of 2

    • Unhook both sides of the white wire from the motherboard using the plastic opening tool from before

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  9. BlackBerry 8820 Motherboard Replacement: step 8, image 1 of 2 BlackBerry 8820 Motherboard Replacement: step 8, image 2 of 2

    • At the top of the phone, locate the gloss SATA cable strap connecting the LCD screen to the phone.

    • Using the prying tool, unattach this cable by levering under the connector

    • When removing the ribbon cable handle with care; it is prone to breaking

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  10. BlackBerry 8820 Motherboard Replacement: step 9, image 1 of 2 BlackBerry 8820 Motherboard Replacement: step 9, image 2 of 2

    • WARNING: Be sure to have disconnected the SATA cable strap prior to attempting this.

    • Using the prying tool, lever up the old screen as shown.

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  11. BlackBerry 8820 Motherboard Replacement: step 10, image 1 of 3 BlackBerry 8820 Motherboard Replacement: step 10, image 2 of 3 BlackBerry 8820 Motherboard Replacement: step 10, image 3 of 3

    • There will be two small clips on each side of the motherboard. Using the plastic opening tool unhook each clip one at a time

    • Once all four clips are unhooked you should be able to pull the motherboard from the casing using your hands.

    • After you remove the old motherboard, you can then replace it with a new one.

    Edit
Conclusion

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

3 other people completed this guide.

Author

with 8 other contributors

ryan

Member since: 04/12/13

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Team

Cal Poly, Team 13-64, Johann Spring 2013 Member of Cal Poly, Team 13-64, Johann Spring 2013

CPSU-JOHANN-S13S13G64

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7 Guides authored

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