key board sme keys r not working

[viswavisu]

my toshiba laptop satellite c850-i0110, in key board sme key r not working kindly help & slve the problem, I call to toshiba customercare also from that side their is no reply at all till now very wost service..... now i feel y i go to toshiba laptop!...

 

[vishnu39]

stop calling and go to nearest toshiba service center ,it maybe a small problem like jammed keys ...