Introduction
This guide will show you how to replace the headphone jack for the HP Envy TouchSmart 4-1216dx. Before removing the jack, the Back Panel and Fan of the device must be removed.
Tools
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            Remove the two Phillips #0 screws that hold the headphone jack to the laptop. 
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            Pull out to remove. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.