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Introduzione

Use this guide to replace the earpiece speaker in your LG V20.

  1. Before disassembling your phone, discharge the battery below 25%. A charged lithium-ion battery can catch fire and/or explode if accidentally punctured. Insert a spudger or your fingernail under the battery at the small recess on the lower edge. Be careful not to deform or puncture the battery.
    • Before disassembling your phone, discharge the battery below 25%. A charged lithium-ion battery can catch fire and/or explode if accidentally punctured.

    • Insert a spudger or your fingernail under the battery at the small recess on the lower edge.

    • Be careful not to deform or puncture the battery.

    • Pry up and remove the battery.

  2. Remove the sixteen 4mm Phillips #00 screws attaching the back cover to the motherboard.
    • Remove the sixteen 4mm Phillips #00 screws attaching the back cover to the motherboard.

  3. The top and bottom frame section   hold very tight to the mid frame. It is possible to pull them off with your hands. If you're not able to do so, use the following removal procedure: Use the flat end of a spudger and apply pressure to one of the corners of the frame section until you create a small gap.
    • The top and bottom frame section hold very tight to the mid frame. It is possible to pull them off with your hands. If you're not able to do so, use the following removal procedure:

    • Use the flat end of a spudger and apply pressure to one of the corners of the frame section until you create a small gap.

  4. Flip the phone and insert an opening pick in the gap you created. Slide the opening pick along the gap until the frame section pops out of its plastic clamps.
    • Flip the phone and insert an opening pick in the gap you created.

    • Slide the opening pick along the gap until the frame section pops out of its plastic clamps.

  5. Remove the frame section.
    • Remove the frame section.

    • Repeat this procedure with the frame section on the other end of the phone.

    • Within the top frame section there's a small silver grating that covers the speaker. This may fall out, so be careful not to lose it.

  6. The loudspeaker is attached to the cover of the motherboard. Use an opening pick to pry it up. The loudspeaker is attached to the cover of the motherboard. Use an opening pick to pry it up.
    • The loudspeaker is attached to the cover of the motherboard. Use an opening pick to pry it up.

    Be very careful with prying up the speaker or else it will break the connection to the cover.

    Peter Halenbeck - Replica

  7. The cover of the motherboard is held in its place by several plastic clamps. Use an opening pick to pry up the motherboard cover at the right corner at the bottom of your phone until it pops out of the plastic clamp.
    • The cover of the motherboard is held in its place by several plastic clamps.

    • Use an opening pick to pry up the motherboard cover at the right corner at the bottom of your phone until it pops out of the plastic clamp.

    Bonjour, en placant le médiator à l’intérieur de l’emplacement de la batterie le démontage est plus facile de l’intérieur vers l’extérieur…

    pat pat - Replica

  8. Slide the opening pick along the mid frame and flip it sideways to open the plastic clamps holding the motherboard cover in its place. Slide the opening pick along the mid frame and flip it sideways to open the plastic clamps holding the motherboard cover in its place.
    • Slide the opening pick along the mid frame and flip it sideways to open the plastic clamps holding the motherboard cover in its place.

  9. Remove the motherboard cover.
    • Remove the motherboard cover.

  10. Use the flat end of a spudger to disconnect the front camera flex cable. If you want to go on and remove the motherboard assembly, there is no need to remove the front facing  camera after disconnecting it. However if you feel uncertain, carefully remove it with a pair of tweezers.
    • Use the flat end of a spudger to disconnect the front camera flex cable.

    • If you want to go on and remove the motherboard assembly, there is no need to remove the front facing camera after disconnecting it. However if you feel uncertain, carefully remove it with a pair of tweezers.

    • Use a pair of tweezers to carefully remove the front facing camera. Be careful to only grip the body of the camera, as the top is the sensor pcb and is only held on with glue (removal will ruin the sensor).

  11. Use the flat end of a spudger to disconnect the flex cable of the left rear camera.
    • Use the flat end of a spudger to disconnect the flex cable of the left rear camera.

    • The second rear camera will come out with the motherboard since it is connected on the other side.

    • You can leave the front facing camera in its place as long as you're careful while removing the motherboard assembly. However if you feel uncertain, carefully remove it with a pair of tweezers.

    Anyone have a picture of the back of the board by the charge port

    DANIEL HOCH - Replica

  12. Disconnect the display flex cable with the flat end of a spudger.
    • Disconnect the display flex cable with the flat end of a spudger.

  13. Use the pointed end of a spudger to lift up the motherboard assembly until you can get a good grip. Carefully lift up the motherboard assembly and remove it.
    • Use the pointed end of a spudger to lift up the motherboard assembly until you can get a good grip.

    • Carefully lift up the motherboard assembly and remove it.

    Be very careful handling motherboard. The numerous spring-type contact points can be easily bent.

    Peter Halenbeck - Replica

  14. Use an iOpener to loosen the adhesive beneath the earpiece speaker and its flex cable.
    • Use an iOpener to loosen the adhesive beneath the earpiece speaker and its flex cable.

    What is the module just to the right of the front-facing camera?

    Brian Doherty - Replica

  15. Use a pair of tweezers to carefully lift the earpiece speaker out of the device and remove it. Take especially care of the small flex cable attached to it.
    • Use a pair of tweezers to carefully lift the earpiece speaker out of the device and remove it.

    • Take especially care of the small flex cable attached to it.

Conclusione

To reassemble your device, follow these instructions in reverse order. Apply new adhesive where it’s necessary.

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Caroline Cullen

Membro da: 26/04/2017

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Cal Poly, Team S22-G5, Livingston Spring 2017 Membro di Cal Poly, Team S22-G5, Livingston Spring 2017

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Un commento

Very helpful

Jim Nowicki - Replica

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