Nokia E5 Earpiece Speaker Jumper Ways Solution 
Repair hints for Nokia E5 Not Working Earpiece Speaker Problem:
1. Clean the Earpiece Speaker Terminal contact pads.
2. Check the Receiver speaker using a multimeter or try replacing it with a working speaker.
3. Check/Replace the filter coils and capacitors.
4. Trace its connection from the filter coils down to the terminal contact pads. Apply jumper wire if the connection is cut or open.
5. If the above procedures doesn't fix the problem. The possible problem may lies on the GAZOO IC.
6. Reheat, rework the GAZOO IC, replace if necessary.