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  1. #1
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    Thumbs up Nokia C2-01 Jumper Ways Solution - Nokia problem


     

    Nokia C2-01 Power/END key Jumper Ways


    If the Nokia C2-01 shows charging indication when the battery charger is plug-in* but unable to turn ON. This problem is cause by a faulty power ON-OFF key . Fixing it is quite so easy* you mat first try to clean the PCB boards keypads matrix and the keypad membrane.


    If the keypads mats is cleaned and doesnt solve the problem* refer to the solution below and trace the power/end key connection line paths.




    Nokia C2-01 Power/END key Jumper Ways
    /

    There is a 10K resistor connected to the power key and the opposite side is connected to the 3.8 VBAT (battery voltage). You may try to check and replace the said resistor.


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  2. #2
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    Thumbs up Nokia C2-01 Jumper Ways Solution - Nokia problem


     
    Nokia C2-01 Not Working Buzzer* Ringtone IHF speaker Problem Solution


    Another Nokia c2-01 solution created by GsmAngel that covers for Buzzer Speaker Problem* or no ringtones and alert sound can be heard on the device even the volume control was already set to high level.


    This solution below provides which components needs to be check to fix and put back the phones buzzer function working again. Just refer to it and follow some step by step procedures we prepared.


    Nokia C2-01 Not Working Buzzer* Ringtone IHF speaker Problem Solution
    /


    Steps procedures to fix Nokia C2-01 buzzer speaker problem:

    1. Visually check the IHF buzzer speaker for possible misaligned of the terminals and or using a multimeter* replace if found damaged. Clean if it oxidized.

    2. Clean the speaker terminal PCB contact pads.

    3. Check/replace the filter coils and capacitors.

    4. Trace both positive and negative connection line paths.

    5. If the above procedures* won;t fix the problem. The PEARL IC will be the last option to work at.

    Reworking it might only fix the problem.


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  3. #3
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    Thumbs up Nokia C2-01 Jumper Ways Solution - Nokia problem


     
    Nokia C2-01 Not Charging Solution


    This solution covers for Nokia C2-01 for not charging problem* or shows no charging indication or response when the battery charger is plug-in. This simple solution shows and tells us the basic steps on how to fix the phone if such problem happens.


    The solution below provides the connection line paths that holds for charging on the device. Just follow some simple hints on how the way we troubleshoot tand fix the charging problem.

    /


    Repair hints on Nokia C2-01 Charging Failure:

    1.Try to use another working charger.

    2. Try to replace and use another working phones battery. Clean also the battery connector.

    3. Check* clean or replace the charging pin - DC jack connector.

    4. By using a multimeter* do a continuity check and trace the positive (V+) and negative (V-) line paths.

    5. Check/replace the fuse* diode* coil and capacitor.

    6. If the above procedures* doesnt fix the problem. the possible faulty is the PEARL IC* reworking or replacing it might only fix the problem.


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  4. #4
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    Thumbs up Nokia C2-01 Jumper Ways Solution - Nokia problem


     
    Nokia C2-01 Insert SIM card Problem Solution


    Heres the solution for Nokia C2-01 Insert Sim Card error problems* if the phone unable to detect or read the Sim card inserted to it. This solution may help us on how to analyze and troubleshoot if such sim card error problem occurs.


    The solution below shows the connection line paths of the Nokia C2-01 SIM card connector and which components needs to be check first.

    /


    If the phone doesnt detect any working sim card inserted to it* try to clean the sim card pin connector first.

    Then check the Ground and VSIM pin connection. Check*replace the 33ohms resistor.

    If the above basic procedure doesnt solved the problem* the possible faulty is the PEARL IC* reworking it* might only fix your Nokia C2-01.


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  5. #5
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    Thumbs up Nokia C2-01 Jumper Ways Solution - Nokia problem


     
    Nokia C2-01 Earpiece Speaker Problem Solution


    This repair solution covers for Nokia C2-01 not working earpiece speaker problem. This problem may occurs or happens if the device suffered wet or water damaged* heavily dropped or just happens while using it. An oxidation build ups may also cause the ear speaker failure.


    This solution provides the basic steps on how to fix and repair the phone. Just refer to the given solution below and follow some simple steps we prepared.

    /


    Hints on repairing Nokia C2-01 not working ear speaker problem:

    1. Check the Receiver speaker terminals if not misaligned and or damaged then test it using a multimeter* replace if found damaged.

    2. Clean the ear speaker terminal contact pads on the PCB board.

    3. Check/ replace the filter coils and capacitors.

    4. Trace the speaker connection paths from the filter coils down to the PCB terminal pads.


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  6. #6
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    Thumbs up Nokia C2-01 Jumper Ways Solution - Nokia problem




     
    Nokia C2-01 Keypad Problem Repair Solution


    This is Nokia C2-01 solution for not working keypads problem. This solution shows the connection line paths of the C2-01 keypad matrix including the EMI filter IC jumper ways. This may help for easy troubleshooting a keypad failure on the phone.


    Just refer to the solution below and analyze how each certain keypad keys being connected. This solution may also help in bypassing the keypad EMI filter IC.

    /


    Hints on Nokia C2-01 Keypad Malfunction Repairs:

    1. Clean the keypad matrix including the keypad membrane.

    2. Trace the connection line paths of a certain keys that doesnt work.

    3. Check/replace the Keypads EMI filter IC or you can bypass it by applying a jumper wire on the open test point or spots as shown on the picture above. It will work too.


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