Complete Fix Solution

Nokia 6085 fake charging tested solution

Heres the solution that may possible fix and repair Nokia N78 Charger not supported
problem. This is caused by a damaged battery temperature resistor(BTEMP).
This resistor has a value of 47K, by replacing it might help fix the problem.

Heres a solution that solved, fix and repair Nokia 5030 Ringer Speaker no sounds output problem.
This solution shows the components that might also possibly damaged if the speaker does not have a sounds output. After ensuring that the loud speaker module is working okay, you may also check or by then replace the components showed on the solution below.

The Ringer audio sounds signal is feeds from the UEM IC, therefore for further troubleshooting you may also try to rework the UEM IC if all of those components above including the loud speaker is working well.

Heres the solution that may possibly help fix and repair a microphone failure on Nokia N78 cell phone handset. In Nokia N78 the microphone line track is connected over the keypad flex cable wire connection. If something went wrong and the microphone failed to have an audio signal output during transmission, The problem may possibly lies on a faulty mouthpiece microphone, a damaged flex cable and a faulty microphone signal line paths. This solution below shows the microphones line tracks that needs to be trace after ensuring that the microphone is okay and the flex cable is also okay.


The microphones positive terminal line tracks is connected on pin 22 of the keypad pin connector, while the negative terminal is on the PCB grounds. There is also a bypass capacitor connected to it, if the capacitor is oxidated or shorted due to a wet damaged this also result to microphone failure problem.