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Ematic FunTab 3 Motherboard Replacement

Introduction

If your device is not charging, turning on, and the volume is not working, and you have recently repaired the screen, speaker, and battery, then your motherboard will need to be replaced. This guide will show you the steps to removing the motherboard from your device.

What you need

  1. Ematic FunTab 3 Motherboard Replacement, Back Panel: step 1, image 1 of 3 Ematic FunTab 3 Motherboard Replacement, Back Panel: step 1, image 2 of 3 Ematic FunTab 3 Motherboard Replacement, Back Panel: step 1, image 3 of 3

    • Turn off the device before starting

    • To prevent damage, open the device on the side without the buttons.

    • Insert the hooked end of the plastic opening tool in the gap between the screen and the back panel on the edge of the device.

    • Slide the plastic opening tool down the long side of the device.

    • Insert tool again and slide it down the long slide of the case a second time.

    Edit

  2. Ematic FunTab 3 Motherboard Replacement: step 2, image 1 of 1

    • Pull the back panel away from the screen.

    Edit

  3. Ematic FunTab 3 Motherboard Replacement, Battery: step 3, image 1 of 1

    • Remove the black tape to reveal the wire ribbon connector.

    Edit

  4. Ematic FunTab 3 Motherboard Replacement: step 4, image 1 of 3 Ematic FunTab 3 Motherboard Replacement: step 4, image 2 of 3 Ematic FunTab 3 Motherboard Replacement: step 4, image 3 of 3

    • Flip up the black retaining tab using the plastic opening tool.

    • Pull out the large wire ribbon that crosses over the battery.

    • You may need tweezers to pull out the wire ribbon.

    Edit

  5. Ematic FunTab 3 Motherboard Replacement: step 5, image 1 of 3 Ematic FunTab 3 Motherboard Replacement: step 5, image 2 of 3 Ematic FunTab 3 Motherboard Replacement: step 5, image 3 of 3

    • Insert the plastic opening tool under the battery.

    • Using the plastic opening tool, pry up the battery.

    • There is tape on the back of the battery. Some more force may be required to separate the battery from the back of the display.

    Edit

  7. Ematic FunTab 3 Motherboard Replacement: step 6, image 1 of 2 Ematic FunTab 3 Motherboard Replacement: step 6, image 2 of 2

    • Remove the wires from the motherboard using a soldering iron tool. Here is a link on How To Solder and Desolder Connections.

    • After the connections are desoldered, remove the battery.

    • Close the black ribbon retaining tabs once ribbons are inserted during reassembly.

    Edit

  8. Ematic FunTab 3 Motherboard Replacement, Speaker: step 7, image 1 of 2 Ematic FunTab 3 Motherboard Replacement, Speaker: step 7, image 2 of 2
    Edit

  9. Ematic FunTab 3 Motherboard Replacement: step 8, image 1 of 3 Ematic FunTab 3 Motherboard Replacement: step 8, image 2 of 3 Ematic FunTab 3 Motherboard Replacement: step 8, image 3 of 3

    • After the connections are desoldered, remove the speaker by prying it up using a plastic opening tool.

    • There is glue on the back of the speaker. Some more force may be required.

    Edit

  10. Ematic FunTab 3 Motherboard Replacement, Camera: step 9, image 1 of 2 Ematic FunTab 3 Motherboard Replacement, Camera: step 9, image 2 of 2

    • Remove the black tape to reveal the wire ribbon connector.

    Edit

  11. Ematic FunTab 3 Motherboard Replacement: step 10, image 1 of 1

    • Use the plastic opening tool to flip up the black retaining tab.

    Edit

  12. Ematic FunTab 3 Motherboard Replacement: step 11, image 1 of 2 Ematic FunTab 3 Motherboard Replacement: step 11, image 2 of 2

    • Pull out the wire ribbon connected to the camera.

    • The camera is held in place by glue, so extra force may be required.

    • Remove the camera from the device.

    • Close the black ribbon retaining tabs once ribbons are inserted during reassembly.

    Edit

  13. Ematic FunTab 3 Motherboard Replacement, Motherboard: step 12, image 1 of 1

    • Remove the black tape to reveal the screen connector.

    Edit

  14. Ematic FunTab 3 Motherboard Replacement: step 13, image 1 of 2 Ematic FunTab 3 Motherboard Replacement: step 13, image 2 of 2

    • Flip up the retaining tab using the plastic opening tool.

    • Pull out the screen wire ribbon to disconnect the screen and motherboard.

    Edit

  15. Ematic FunTab 3 Motherboard Replacement: step 14, image 1 of 2 Ematic FunTab 3 Motherboard Replacement: step 14, image 2 of 2

    • Using a PH 00 screwdriver, remove the four 4.5 mm screws that are holding the motherboard in place.

    Edit

  16. Ematic FunTab 3 Motherboard Replacement: step 15, image 1 of 1

    • It is now safe to remove and replace the old motherboard with your new motherboard.

    • Close the black ribbon retaining tabs once ribbons are inserted during reassembly.

    Edit
Conclusion

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

Author

with 4 other contributors

Amanda Davis

Member since: 07/11/18

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5 Guides authored

Badges: 7

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Team

UW Tacoma, Team S1-G5, Cardinal Summer 2018 Member of UW Tacoma, Team S1-G5, Cardinal Summer 2018

UWT-CARDINAL-SU18S1G5

4 Members

12 Guides authored

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