On 01/02/2016 05:56 PM, jd1008 wrote:
Well, these are the same cables I used on my previous phones and they worked extremely well. My phone is less than 2 years old, and looks like brand new.
Can you try using your phone with that cable on a different computer, or borrow a cable to see what happens? One of Jerry Pournelle's laws of computer troubleshooting is "Check the cables first."