Why does my Smartphone only detect the left side of my headset?

[ivan123456274]

Hello! Well, I hope you can help me with this problem that I do not have much idea of ​​this. Well, what happens is that when I put on my headphones, I only listen to the left side, and I've tried different headphones, even my friends' headphones, and only the left side is heard, I guess this will be the cell phone since I do not I see nothing strange in the headphone input, I hope you can help me, thanks

 

[webworkings]

There doesn't have to be anything 'strange' in the headphone's 3.5mm port. However the port could be damaged or partially disconnected. That can only be looked at from inside the device.