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If you are experiencing a loose or dirty headphone jack on your laptop then you will have to replace the headphone jack on the Lenovo 720-12IKB
The headphone jack on the Lenovo 720-12IKB is necessary to listen to the audio through a headset.
Use caution when replacing components in your Laptop as you could damage other components.
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Unscrew and remove the four 5.5 mm Phillips #00 screws on the back panel.
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Pull down on the cover to remove it and you will see the battery after removing the cover.
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Unscrew and remove the 4.0 mm Phillips #00 screws on the battery to remove it from the motherboard.
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Remove the battery wires from the socket on the motherboard above the battery.
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Finally remove the battery from the case.
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The headphone jack can be found on the top right of the chassis.
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Start by removing the 2.0 mm Phillips #00 screw.
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Undo the clip and remove the connector.
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Pull the connector to the right to remove it from the clip.
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Remove the headphone jack from the chassis.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.