Micromax X101 Keypad Not Working Solution
Micromax X101 Full Keypad Track Ways Jumper Repair Solution
Micromax X101 keypad keys, camera and volume control button switches solution
The solution above shows how each certain keys are being connected to the keypad filter IC. There are three keys commonly connected together in one line of connection, therefore if only one or two key is not working, you may consider that the problem lies only on an open path of connection. If there are three and above keys does not work you may considered that the keypad ESD filter is damaged or faulty.