LG Optimus F3 Motherboard Replacement

Turn the device with the back facing up.

• Open the case near the charging port, located at the bottom of the phone.
• Remove the back case: push up on the back and pull down on the face as shown in the image.

• Identify the battery, located beneath the back case.
• Flip up the bottom edge of the battery to release it from its housing.

Locate and remove the 10 x 1.0 mm screws on the back of the device.

• Consult the provided image for outlined locations, noting the positions of these screws.

• Insert the plastic opening tool between the case, then wiggle it to create separation.
• Apply gentle leverage with the tool to pry the inner case away from the device.

Locate the camera unit at the top left of the phone, identifiable by a silver box with a black lens.

Be cautious when handling the motherboard and surrounding components.

• Use a plastic opening tool to separate the camera unit from the motherboard.
• Insert the plastic tool between the camera unit and the motherboard, wiggling it gently to loosen the camera unit.

Remove the rear facing camera with a pair of tweezers.

Use a plastic opening tool to pry apart the SIM card and memory card connector from the motherboard.

Note that the SIM card and memory card connector are integrated into a single unit.

• Lever the plastic tool to lift the SIM-memory unit away from the motherboard.

Remove the charging port unit using a plastic opening tool.

• Wedge the plastic opening tool between the charging port unit and the motherboard
• Separate the charging port unit from the motherboard.

Locate the L-shaped motherboard situated above and to the left of the battery encasement.

• Position the plastic opening tool between the circuit board and the motherboard.
• Wedge the plastic opening tool in to separate the unit from the circuit board.