Put me down as another dissatisfied customer. Like everyone else, I thought Pioneer was an excellent product. The F500bt changed my mind. The unit was used for 1 month and the non-boot issue started. The repair guy said it was the battery problem. I finally found the problem. This machine is like all other new electronic toys. IT HAS A SOFT ON AND SOFT OFF and a COMPLETE on AND COMPLETE OFF switch. I simply clicked the darn thing and thought that it was off completely and I was so wrong. The machine was on standby mode hand is draining the battery. As per their stupid CD manual, (why the hell