BOUGHT MY 245 MUSIC TWO WEEKS AGO....SINCE THE LAST TWO DAYS THE BODY BATTERY IS SHOWING ERRONEOUS READINGS....THOUGH I HAVE SLEPT FOR 6.5 HRS ON BOTH DAYS THE BODY BATTERY SHOWS VERY LOW READINGS...5 AND 7 ....CAN ANYONE PL TELL ME WHAT COULD BE THE ISSUE ?