vibrates

i received the notifucation in morning that internal SD has been damaged and needs to be formatted.i simply switched the mobile off,but the problem is now it does not start,just vibrates and is stuck on the screen where it shows the model name.please help,really urgent

when i run internet through mobile by the help of data cable i have to keep it near my computer and also the data cable is not so long that i may keep it 3 metres away. the monitor vibrates and i am unable to see properly . is the monitor will go bad due to this ? or how can i solve the...