Here's the solution for Nokia 5230 Nuron that deals with headset problem like, not working headset microphone and earpiece speaker, Earpiece device not detected when being plug-in or connected and also headset activated mode problem.
Refer the headset problem solution and follow some repair guides below, on how to fix the problem.
Nokia 5230 Headset MIC not working:
1. Try to use another working headset.
2. Check the plug connector for possible damaged.
2. Check /replace the MIC filter coil.
4. Replace the audio IC.
Nokia 5230 Headset Earpiece not working:
1. Try to use another working headset.
2. Check the plug connector for possible damaged.
2. Check /replace the earpiece filter coil and chip.
4. Replace the audio IC.
Nokia 5230 headset device not detected or recognize:
1. Try to use another working headset.
2. Check the plug connector for possible damaged.
2. Check /replace the headset detect 10K resistor.
4. Restore /flash update the device firmware.
Nokia 5230 headset in activated mode, headset icon keep on showing on the display:
1. Try to flash update the device firmware to the latest available version.
2. Check, the headset connector for possible damaged.
3. Check /replace the headset detect 10K resistor and the capacitor.
4. Check /replace the switching IC.