Love Solution

Heres the solution that might help to fix Nokia 2710 Navigation Edition bluetooth problem.
If the nokia 2710 failed and cant establish bluetooth connection to the other device this sometimes caused by a flash firmware problem. Updating or restoring the device flash firmware will might possibly fix the problem.

In some cases bluetooth failure is caused by a faulty hardware components, and this can be shown by this solution below.

In Nokia 2710 the bluetooth chip is mounted located near the interface connector and it is being covered by a shielding metal. You may first check the chips supply voltages indicated on the solution above.
the the highlighted capacitors is were the RF clock signal that feeds to the bluetooth chip. For advance troubleshooter they start to check the frequency data on that spots before trying to rework or replace the bluetooth module chip.

If the supply voltages  and the RF clock capacitors were  both okay, you may then proceed to rework and replace the bluetooth module chip. A faulty bluetooth chip will also result to FM radio and GPS failure.

Nokia 6303c bluetooth solution.