Solution Blogs

Sunday, November 16, 2014

Nokia C1 Solution for C1 01 MIC microphone mouthpiece not working Solution

If encountered to fix a Nokia C1-01 microphone problem, heres the solution that might possibly solved the problem. The Solution below shows the microphone module on the Nokia C1-01 PCB board that needs to check or replace if found damaged.

The MIC module is located and mounted at the bottom of the PCB board layout. near the antenna terminal contact pins.There are four components being mounted near to it and this are composed of filter coils and an ESD protection resistor or capacitors.

Nokia C1-01 MIC - microphone mouthpiece Solution

You may check the filter coils first, if the coils is open or already busted replaced it.
If the filter coils were okay you proceed to replace the MIC module if found damaged.

Nokia C3 MIC mouthpiece microphone Solution

This solution may works to fix a damaged Nokia C3 Microphone that result to "No Voice Sound can be heard on the other device when making a call.
If ever encountered this try to update the device flash firmware first before proceeding to hardware troubleshooting.
If the flash firmware is successfully been done and nothing happens: The solution below will you which particular circuit components on Nokia C3 PCB board that needs to be check and replace if found damaged.

Nokia C3 Microphone Failure Hardware Repair Solution

From microphones audio signal which is the "voice being picked up" is being feeds to the AD-DA processor chip (JUNO) and there are corresponding components that also connected to it. Like, the filter coils, capacitors and resistors.
You may need to check this components first and then replaced if found damaged.
If all of these components seems all perfectly working, you may then proceed to replace the microphone module.
There is an instances that you may need to rework the JUNO IC after ensuring that of those corresponding components including the microphone module seems all working but still the problem exist.

Nokia 6700c Microphone MIC Mouthpiece Problem solution

Heres the solution that might possibly help fix Noki 6700 classic with a not working mouthpiece microphone problem. This solution may serve as a guide to troubleshoot the mic circuit on nokia 6700c.

The Nokia 6700 classic digital microphone module is being mounted or connected to the keypad UI ( user interface) flex assembly. You may need to check the UI flex first for possible damaged and replace it, if found out. The solution below shows the connection line paths of the microphone on nokia 6700 classic. You may need to check this connection line paths too; Before replacing the microphone module.

Nokia 6700c Microphone ( MIC - Mouthpiece ) Problem solution - MIC ways

The highlighted components and tracing spots on the solution above is useful for a wet damaged nokia 6700c for this line paths may possibly cut-off and result to microphone problem on nokia 6700 classic

Solution Blogs

Sunday, November 16, 2014

Nokia C1 Solution for C1 01 MIC microphone mouthpiece not working Solution

Wednesday, November 12, 2014

Nokia C3 MIC mouthpiece microphone Solution

Monday, October 27, 2014

Nokia 6700c Microphone MIC Mouthpiece Problem solution

Saturday, August 16, 2014

Nokia e50 Microphone Problem ic solution