If you have damaged the Earpiece soldering prints I have marked all the Samsung SM-J100H Earpiece Jumper Ways in the next diagram. Please be very careful while doing any kind of hardware solutions specially if you don’t have much experience.
The first step that should be done is to check speakers themselves, if the speaker issues a small voice, the speaker can be sure there is a dirt hole, try to clean it., to clean it does not resolve the issue try the next step.
The second step try changing the speaker, if the speaker is certain that the cause of the problem, simply by replacing the speaker has a problem could be solved, if it does not work out try the next step.
The third step try to check the speaker lines as shown below, check one by one lane and a resistor connecting the speaker lines, if there is a path-breaking try doing jumpers with caution and care.
Samsung Galaxy J1 J100H Earpiece Problem Speaker Ways
You may then first clean the board where the earpiece speaker components is mounted. Then check the earpiece speaker or just try to replace it. Check the connection line paths. And lastly check or replace the components connected or holds the earpiece speaker circuit.
Damage or fault repairs caused by the existing solutions on this blog is not liable MobileRdx.com, we just want a little help you in improving your mobile phone.
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