DM500 dreambox editor v1.01

[borogreat]

hi i have dream box 500c, i know where to get the keys using keymaster that devilfish kindly posted. however, not sure what other codes go inthe other boxes on the editor theres a single box for one letter / number then a box for 4 digits followed by 00 then the key ie n 4101 00 123456789abcdefg and n 4101 01 123456789abcdefg. im on teesside so in the origional virgin area and have heard the 4 digit code may be 5401 but what about the initial digit?

any help would be appreciated

[borogreat]

ive managed to get tv working first box mentioned above needs be N second was 5401 just posting this extra bit for anyone having same prob