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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.
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Insert a plastic opening tool between the back cover and the screen of the Samsung Galaxy Tab 8.9.
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6 cm [2 in] away from the first plastic opening tool, insert a second plastic opening tool between the back cover and the screen.
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Slide the second plastic opening tool along the edge of the device to separate the back cover from the screen.
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Use your hands to open the back cover.
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crwdns2935267:0crwdne2935267:0Tweezers$4.99
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Use tweezers to peel up the green tape located on top of the two flexible ribbon cables.
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Insert a spudger under the orange tab.
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Gently pry up the tab to disconnect the black flexible ribbon cable from the motherboard.
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Carefully pull out the yellow flexible ribbon cable to disconnect it from the motherboard.
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Insert the spudger under the red, black, and white cables.
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Pry up and detach the battery from the motherboard.
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Use a Phillips #00 screwdriver to remove the nine 1 mm screws located around the battery.
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Use a spudger to lift up and separate the battery from its housing.
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Locate the motherboard and 5 connectors on it.
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Pry up and detach the connector from the motherboard using the flat edge of the spudger.
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Repeat for the 4 remaining connectors.
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Using the Phillips #00 screwdriver, unscrew the 3 screws (1mm) that are located near:
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Camera
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Power and volume buttons
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Tilt sensor
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Using the flat edge of the spudger, pry and lift up the motherboard.
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Pull away the motherboard from the housing.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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