Originally Posted by crozz
Hi. I tried the cable that came with the iphone, and I am having the same issue. I'm running IOS 4.2.1 if that is any help. I will try my wifes phone (which i think is 4.1) and also an iPod and let you know how it goes.
Please make sure you have the polarity correct. Red to positive and black to negative. If that fails then I'll send you a replacement right away.