Einleitung
This guide will guide you step-by-step on how to replace the screen on the LG Optimus L9 smartphone. This requires the knowledge of removing the motherboard. Make sure to work in a static-free environment to avoid damaging the components. Make sure to be extra careful with removing the connections as this may lead to permanently damaging them.
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Start by placing the device face down and remove the back cove.
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Remove the battery from the phone by lifting it using your finger or the prying tool
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Remove all 10 of the 4.5mm Phillips screws that holds the back frame to the case of the phone
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Using a small plastic prying tool, carefully remove the back frame by prying on the sides of the device.
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Using tweezers, pinch the sides of the antenna node and pull straight up.
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Using a small prying tool, carefully remove the ribbon cables attached to the motherboard.
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Using a spudger or small prying tool, lift up the motherboard from the chassis of the device.
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Using a spudger or small prying tool, pry off the latches that connects the digitizer to the chassis carefully.
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Once the digitizer has been removed, turn the phone face down and remove the plastic housing for the front speaker. It should come off easily.
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Remove the primary or rear camera using a small opening tool to remove the adhesive and lift the camera up using a pair of tweezers.
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Using the same small opening tool, remove the connector that is taped to the chassis of the phone.
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To reassemble your device, follow these instructions in reverse order.
