Introduction
Camera went completely dead - removed the front cover and found a screw loose. Replaced it and the camera worked fine. This could be a problem for others.
Tools
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            Check inside camera for loose screw from this location (indicated by yellow arrow). Return the screw to location and firmly tighten it. Reposition and tighten the covers. Problem solved! 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.