Introduction
The E-mount is a lens mount that joins the camera’s body and the lens. Replacing a damaged or non-functioning E-mount requires removing the lens and the casing of the mount.
Tools
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            Hold the camera with one hand and the lens in another. 
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            With the hand holding the camera, simultaneously push down on the lens release button while twisting the lens counterclockwise then pull to remove the lens. 
 
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            Using a PH0 Philip’s screwdriver, unscrew and remove the four 1.2mm Philip’s screws on the front of the E-mount. 
 
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            Using a PH0 Philip’s screwdriver, unscrew and remove the two 1.2mm Philip's screws located on opposite sides of the lens mount. 
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            Using your fingers, pull off the lens housing. 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.