its about lgu811o mobile phone?

i have got a lg mobile phone i can phone out and rings at other end but when some one phones me ring does work and the vibrate will not work, it works on silence some on tells me that the speakers not working, when i try to set the phone up evey things seems to be all right but when put it on hold does not seems to work can you help thank you.

rodney garrett
September 2011