Introduzione

Use this guide for replacing the motherboard on a Samsung Galaxy Tab 8.9. The guide shows how to disassemble the device to replace the motherboard.

  1. Insert a plastic opening tool between the back cover and the screen of the Samsung Galaxy Tab 8.9.
    • Insert a plastic opening tool between the back cover and the screen of the Samsung Galaxy Tab 8.9.

  2. 6 cm [2 in] away from the first plastic opening tool, insert a second plastic opening tool between the back cover and the screen.
    • 6 cm [2 in] away from the first plastic opening tool, insert a second plastic opening tool between the back cover and the screen.

  3. Slide the second plastic opening tool along the edge of the device to separate the back cover from the screen.
    • Slide the second plastic opening tool along the edge of the device to separate the back cover from the screen.

  4. Use your hands to open the back cover.
    • Use your hands to open the back cover.

  5. Use tweezers to peel up the green tape located on top of the two flexible ribbon cables. Use tweezers to peel up the green tape located on top of the two flexible ribbon cables. Use tweezers to peel up the green tape located on top of the two flexible ribbon cables.
    • Use tweezers to peel up the green tape located on top of the two flexible ribbon cables.

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  7. Insert a spudger under the orange tab. Gently pry up the tab to disconnect the black flexible ribbon cable from the motherboard.
    • Insert a spudger under the orange tab.

    • Gently pry up the tab to disconnect the black flexible ribbon cable from the motherboard.

  8. Carefully pull out the yellow flexible ribbon cable to disconnect it from the motherboard. Carefully pull out the yellow flexible ribbon cable to disconnect it from the motherboard. Carefully pull out the yellow flexible ribbon cable to disconnect it from the motherboard.
    • Carefully pull out the yellow flexible ribbon cable to disconnect it from the motherboard.

  9. Insert the spudger under the red, black, and white cables. Pry up and detach the battery from the motherboard. Pry up and detach the battery from the motherboard.
    • Insert the spudger under the red, black, and white cables.

    • Pry up and detach the battery from the motherboard.

  10. Use a Phillips #00 screwdriver to remove the nine 1 mm screws located around the battery.
    • Use a Phillips #00 screwdriver to remove the nine 1 mm screws located around the battery.

  11. Use a spudger to lift up and separate the battery from its housing. Use a spudger to lift up and separate the battery from its housing. Use a spudger to lift up and separate the battery from its housing.
    • Use a spudger to lift up and separate the battery from its housing.

  12. Locate the motherboard and 5 connectors on it. Pry up and detach the connector from the motherboard using the flat edge of the spudger. Repeat for the 4 remaining connectors.
    • Locate the motherboard and 5 connectors on it.

    • Pry up and detach the connector from the motherboard using the flat edge of the spudger.

    • Repeat for the 4 remaining connectors.

  13. Using the Phillips #00 screwdriver, unscrew the 3 screws  (1mm)  that are located near: Camera Power and volume buttons
    • Using the Phillips #00 screwdriver, unscrew the 3 screws (1mm) that are located near:

    • Camera

    • Power and volume buttons

    • Tilt sensor

  14. Using the flat edge of the spudger, pry and lift up the motherboard. Using the flat edge of the spudger, pry and lift up the motherboard. Using the flat edge of the spudger, pry and lift up the motherboard.
    • Using the flat edge of the spudger, pry and lift up the motherboard.

  15. Pull away the motherboard from the housing. Pull away the motherboard from the housing.
    • Pull away the motherboard from the housing.

Conclusione

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

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