My iPhone froze up one day and i restarted it by pressing the power and home buttons but when it turned back on the connect to iTunes and the emergency call screen came up. i tried to connect it to itunes and it wouldnt connect. i was able to copy all my pictures from my iphone to my computer. i kept trying to connect to itunes and i some how put it into recovery mode and all i get is error 23. does any know what the problem is or how to fix it. i tried restoring in dfu mode but i still got error 23.