15 - 30 minutes
Nothing was fixed. I wanted to use the external shell of an iPhone to display a piece of artwork that I had created on my (working) iPhone.
Make sure you clean the front and the back of the glass before gluing it in place. This is true of every frame job, but with such a small area it's extremely important.
iPhone 4S Home Button
iPhone 4S Used OEM Rear Glass Panel
iPhone 4 and 4S Power and Lock Button
iPhone 4 and 4S Volume Button