即使放在ring mode时仍然没有声音。尤其是打开后盖再放回去以后，一定要在ring mode时，把switch向下轻压一下才可以听到铃声。google了一下，也有其他人碰到同样的情形，有些人还因此拿回店里换。我就是看了youtube以后，才知道这个小trick的。Just wanted to share this tip with everyone in case anyone else is having the same problem.
Thanks again for helping me bypass the VZ when I programmed my phone!
