This solution below shows the connection line paths of the Samsung Galaxy J7 J700F hands free speaker for easy troubleshooting and repair. But to fix a speaker failure, you may first check the speaker using a multimeter to easily confirm if its still working or already damaged. If the speaker is okay, clean the speaker terminal contact pads and locate the components shown on the solution below, then do a check an replacement procedure.
If the speaker is working fine and the terminal contact pads seems okay but still there is no sounds output over it. You may then proceed to check certain components on the Samsung J700F PCB board that where the speaker is being connected.
Samsung Galaxy J7 ,Ringer,Ringer Problem,Ringer Solution,Ringer Jumpers,Ringer Ways
If you have any further Questions please leave a message.
Keep in mind:- The every solutions posted on Our website is well tested before by our specialist team, But still we do not take any responsibility for any damage it may cause to your cell phone. Use these repairing solutions at your own Risk, Thank you.
First check the filter coils and the ESD protection diodes on each speaker polarity connections, then replace if found damaged. Trace also each corresponding connection from the speaker terminal pads down to the components where it is being connected.
Samsung Galaxy J7 J700F Ringer Solution Jumper Problem Ways Ringer Not Working