No audio on incoming and outgoing calls, kindly guide me to solve this problem
While doing incoming and outgoing calls there will be no audio. Guide me to rectify the same.Model mc603b,version 5.1(9b176)
iPhone 4, iOS 5.1
Do a reset (Hold Sleep/Wake and Home buttons about 10 secs or more till Apple logo appears)
Note: You will not lose any data.