Introduction
This guide will show you how to replace the speaker in an LG Optimus L9 P769.
Tools
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Hold the phone in your hand and position your fingernail or a opening tool under the lip at the bottom of the case.
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Pry rear case upwards until you hear a click.
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Remove rear case.
 
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Place the phone face-down.
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Place your thumb or tool in the indentation and remove the battery.
 
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Place a prying tool between the speaker and the phone.
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Gently lift the speaker out of the phone.
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.