This solution provides hints on how to fix the Nokia C7 with not working ear speaker problem. If there is no sound can be heard over the ear speaker, this solution may help on how to diagnose and repair the problem.
Refer to the solution below, and see which components needs to be check or replace if the such earpiece speaker problem occurred.
Hints in repairing Nokia C7 ear speaker problem:
1. Visually check the earpiece speaker for possible damaged, like misaligned terminals.
2. Clean the speaker terminal contact pads on the flex cable.
3.Check the earpiece speaker using a multimeter, replace if damaged.
4. Check the flex ribbon cable for possible damaged, try replacing it.
5. Clean the flex pin connector if oxidized.
6. Check/replace resistors and capacitors near the pin connector.
This are the basic repair procedures only. The high level solution will be posted for update.
Refer to the solution below, and see which components needs to be check or replace if the such earpiece speaker problem occurred.
Nokia C7 Earpiece speaker problem solution
Hints in repairing Nokia C7 ear speaker problem:
1. Visually check the earpiece speaker for possible damaged, like misaligned terminals.
2. Clean the speaker terminal contact pads on the flex cable.
3.Check the earpiece speaker using a multimeter, replace if damaged.
4. Check the flex ribbon cable for possible damaged, try replacing it.
5. Clean the flex pin connector if oxidized.
6. Check/replace resistors and capacitors near the pin connector.
This are the basic repair procedures only. The high level solution will be posted for update.
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