rgb 2appears on my television when i am using hdd recording or play back how do i get rid ofit?

   I HAVE RECENTLY PURCHASED A PANASONIC HDD DVD RECORDER

WHEN I AM RECORDING OR  PLAYING A SIGN RGB /2 APPEARS IN THE TOP L/H CORNER OFTHE TV SCREEN AND ON RECORDINGS HOW DO I GET RID OF IT I HAVE SEARCHED THE OPERATING INSTRUCTIONS BUT CANNOT FIND THE ANSWER. HELP PLEASE.