i have a sony walkman NWZ-A826 and a bluetooth head set for them DR-BT21G. now the other day in college the headset dyied and so i turned it bk on just to see was it the haedset the music played for a few secs and then the headset turned off again. so it wasn't till that night that i was able to charge them, but once i pout them on charge they did charge fully. now that happened on tuesday, i go to listen to my music on thursday evening (Didn't listen to music or use the headset wed) and turn on the headset that grand, turn on my mp3 and connect to my headset and for some reason my MP3 does not seem to pick up the headset. usuaully straight away i'm connected. now i've reset the headset and my MP3 but its still not working!!!!!!!!!!!!! HELP!!!!