I recently bought the RNS510 and fitted it, when i switched it on i was asked for a pin(which i dont have) I read some posts and decided to try reseting it by pressing the left and right arrows and the fone symbol next to the CD/DVD drive the RNS510 restarted, the radio went on for 2 seconds and the cut of and it asked for my pin again It says i have 2 attempts left does any1 know what will happen if i use both attempts unsuccessfully? or have any ideas about what to do?