1. Hold it with small needle-nose pliers and turn it gently to take it out.
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2. Use the camera tool to gently move the part that is broken in the jack and see if it can be removed.
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3, use a lighter to heat the needle, such as pins, clamp the middle of the plastic core inserted into the broken part of the hole with pliers, and pull it out after cooling.
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4, open the device, see from the back can be broken in the inside of the part out, or replace the jack can be.