LCD SAYS"TURN THE POWER OFF AND ON AGAIN" .I DID THAT,BUT

I HAVE A SONY DIGITAL CAMERA DSC W-55.I PURCHASED IT IN DEC 2007.YESTERDAY ON 87 NOV WHEN I TRIED SWITCH THE POWER ON THE LIGHT NEXT TO POWER SWITCH WAS GREEN BUT THE LCD SAYS"TURN THE POWER OFF AND ON AGAIN" .I DID THAT,BUT SAME RESPONSE WAS COMING .I DIDNT ATTACH IT LASTTO ANY LAPTOP OR COMPUTER SO THE PROBLEM OF VIRUS IS NOT THERE.I AM AT A PLACE WHERE NEAREST SONY SHOP IS 240 KM AWAY.CAN U HELP ME OUT IN SOLVING THE PROBLEM