LG Optimus 3D Motherboard Replacement
Einleitung
Zu Schritt 1 der AnleitungThe motherboard is the main internal communication component that brings all the various inputs together.
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Werkzeuge
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Pry the back cover off of the phone with your fingernail. There is a notch located at the bottom of the phone for improved leverage.
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The battery is the large black rectangle towards the bottom half of the phone.
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There is a semi-circular notch at the bottom edge of the battery. Press against and up on the battery to pop it out.
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Remove 9 screws from the phone. The locations of these screws are circled in the picture.
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5.5mm length PH00 screws
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4mm length PH00 screws
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Using a plastic opening tool, gently pry around the perimeter of the device.
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The button covers rest under the Mid-Cover Bezel. Remove them and set aside.
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Using a spudger or plastic opening tool, gently disconnect the ribbon cable attached to the black SIM card board.
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Use a hair-dryer on high, or a heat-gun on low to heat the device and loosen the adhesive which holds down the SD/SIM Card Board.
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Evenly heat the device in short intervals for about one minute.
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Gently pry the board up to release it from the now soft adhesive. Make sure you pry up the little tab connected to the camera unit as well.
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If the board is too difficult to separate than more heating may be required.
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Using a spudger or plastic opening tool, gently lift the ribbon cables connected to the motherboard.
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The button tabs, highlighted in orange, are held in with a light adhesive. Gently lift them out of the body of the phone with a spudger.
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Remove the antenna cable by disconnecting both ends.
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One end connects to the motherboard and the other connects near bottom of the phone.
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Using a spudger gently lift the motherboard assembly out of the case.
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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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