Front panel Speaker Donesn't work

[ITsonic]

I tried to use my front Panel Speakers and microphone jacks in the front of my Case-51 PC but they didn't work. Can anyone help me solve this problem?

 

[simon12]

Are they connected to the motherboard correctly?

 

[ITsonic]

Are they connected to the motherboard correctly?

Yes they are. It should work but it doesn't it could be the montherboard?