Half of sound is working on pc speaker?

[argaming1421]

Idk whats happening with my speakers but only some audio are playing on speaker. Like... example- when i am playing games. Music is working. Enemy fires is working but The dialogue are not working and my weapon sound are not working :/ it is really weird and i can't find the solution for this problem anywhere because i dont even know what is that.
Thank you in advance
Sorry for bad english

 

[argaming1421]

Nevermind. I had to put that in greenjack.
I had put it on blue one