Hello everyone , I possess a F930BT , found installed on the car bought second hand , I would to update maps and firmware of the device, downloaded the upgrade , but when launch the update, the device asked me for a password ( not is the password theft ) but from what I understand it is an installation password pioneer. old owner obviously no longer the docu . So my question is, does anybody know how to retrieve this blessed password ? Or I have to spend 70 Euros and go to a pioneer ? Thanks and best regards to all ....(sorry for my english)