I am new to putting keys manually with BEV, tried to do it but don't know if i did right, when i got in the code menu under nagra in BEV section, i got 5 sections for bell titled as follows: 09 07 00, 09 06 00, 09 05 00, 09 01 00, 08 01 00, so my question is on which sections am i suppose to change the keys ??? anyones help is appreciated guys ???