Nokia 3710 fold Earpiece Speaker Failure Solution

If the there is no sound can be heard on Nokia 3710 earpiece speaker, this problem may possibly caused by a faulty speaker, a corrupted flash firmware, a damaged flex wire, oxidation build up due to wet damaged, weak contact terminal pads and possible damaged components within the PCB board circuit.

This solution below can be used for further troubleshooting if already doing a check up and found out that the speaker is okay, the flex wire is good and working and or already tried installing a new replacement, the PCb board is already cleaned.

Nokia 3710 fold Earpiece Speaker Repair Solution

The components highlighted on the solution above  is mounted or located near the flex pin connector and the application processor chip. These components are composed of a filter coils, resistors and an ESD protection chip. These is where the audio signal flow across this components which is feeds from the Audio IC (GAZOO).

You may check each of these components and replace if found damaged to possibly fix Nokia 3710 earpiece speaker problem.