HDMI, VGA and audio in ports not working

HDMI, VGA and audio in ports not working

I bought Toshiba 40" LED two months ago. Recently, my hdmi ports on the tv have stopped working, the vga port from the computer connection is having flickering image and the cable is securly connected on both ends and the audio is zooming which is coming from the laptop to the tv. Please help am stranded !

ANSWERS:

Is that TV still be at your home?