HI, I HAVE A TROUBLE WITH HHB CDR-850 PLUS. AFTER RECORDING I PRESS THE STOP BUTTON AND IT BLINK "PMA" ONE TIME THEN IT KEEPS BLINKING "REPAIR" FOR ABOUT 10 MINUTES AND IT BACKS TO "01 00 00" AND THE MUSICDATA WAS NOT RECORDED. THE DISC IS STILL EMPTY SHOWING AS NEW DISC...I TRY TO START RECORD AGAIN BUT IT HAS THE SAME PROBLEM...DOES ANYBODY KNOW AND HELP ME OUT? THANK YOU VERY MUCH