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Nokia X3-02 USB Device Not Detected Solution w/ Jumper Ways Track

Here's the solution that shows the connection line paths of the USB pin connector down to a certain components on Nokia X3-02 PCB board, that may need to check to solve USB connection problem.


Hints in hardware troubleshooting Nokia X3-02 USB device not detected problem:
1. Check/clean the USB pin connector. Re-solder the pins.
2. Check/ replace the fuse, diode and filter coils.
3. Trace each of the VBUS, D-,D+, ID and Ground pinout connection line paths. Mend to reconnect it if found cut-off or open circuit.
4. Rework, replace the USB Transceiver chip.

Enjoy!!!

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