Hello,
i have seen now many users not understand how to use MTK usb.. Also They can't Connect mostly 625a phones with Usb method also They can't read MTk 625a Privacy code here is Complete Tutorial how to use it , Privacy Code test etc
Please Watch it in HD with Speakers i describe details

Youtube :

http://www.youtube.com/watch?v=hezCG3Ad-Jg

NON YOUTUBE USERS :

VolcanoBox MTK Usb METHOD - MTK625a Privacy Code - Usb boot No need any boot key - Video Dailymotion