N70 PRODUCT SELECT MISMATCH
Saturday, 19 November 2011
Tuesday, 15 November 2011
Nokia X3-02 Camera Problem Solution
Nokia X3-02 Camera Problem Solution
Note: you may first check, restore or flash update the device firmware before proceeding to hardware troubleshooting. If the firmware calibration already done but it didn't fix the problem, refer to the solution below and do have a check procedures on some components.
Nokia X3-02 Touch and Type Keypad Backlight Jumper Tracks
Nokia X3-02 Touch and Type Keypad Backlight Jumper Tracks
Hints in troubleshooting keypad LED light failure problem:
1. Check the keypad matrix flex assembly, clean it if oxidized. replace the whole flex board if severely damaged.
2. Check each of the white LED light bulbs using a multimeter set to X1.
3. Check and trace the positive (LED+) and negative (LED-) supply voltage.
3. The negative supply(LED-) of the keypad LED is feed from the PEARLJ IC.
4. The components such as the transistors, inductor coil and diode will only be check if also the Display backlight LED failed or show a dark screen Read More......
Nokia X3-02 Display Light Problem Solution Guide
Nokia X3-02 Display Light Problem Solution Guide
Nokia X3-02 Power On-OFF Key Jumper Ways Solution
Nokia X3-02 Power On-OFF Key Jumper Ways Solution
Here's the Nokia X3-02 solution for not working Power/End key problem. This solution may help fix if the phone shows charging indication or charging icon when the battery charger is plug-in but failed or unable to turn it ON.
In Nokia X3-02 the power ON-OFF key aside from it is on the keypad flex matrix it is also connected to the keypad filter IC. The solution below shows the connection line paths of the power key, this is useful without changing the filter IC and this can be used by bypassing the power key connection from the filter IC.
Just refer to given solution below and trace the said power key line paths.
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