Get Data: microphone

Saturday, April 18, 2015

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.

Tuesday, April 14, 2015

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.

Thursday, April 2, 2015

Nokia 7230 Mic Microphone mouthpiece Not working solution

This solution covers for Nokia 7230 if the microphone failed or no voice sound can be heard over the receivers mobile phone. This solution is simple guide that lets you trace or check certain components on nokia 7230 PCB board that might cause the problem.

Nokia 7230 Microphone Not Working Solution

nokia 7230 microphone jumper ways tracks solution

Check and ensure that the microphone module is okay or try to install a new replacement on it.
The solution above showed the components such as the filter coils and 47 ohms resistor if the microphone is okay. Replace these components if found damaged.

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