I HAVE A LEXMARK X73 PRINTER CONNECTED TO A DELL COMPUTER. I WAS TRYING TO PRINT WHEN I RECEIVED A MESSAGE THAT SAID 'PROBLEMS COMMUNICATING WITH THE PRINTER'. MY LEXMARK X73 HAS THE STATUS LIGHT FLASHING ON IT. EVERYTHING IS CONNECTED PROPERLY AND IT IS MY DEFAULT PRINTER. I CANNOT GET ANYTHING TO PRINT. DO YOU KNOW WHY?