hey, sorry I have not posted you back but I have been a bit busy .
I too was able to extract the rom and then tried using one of the xda tools to edit but it is asking for ssort of password . cant remember the the name of the tool but think it has something like em2003 . I Will check tonight and post .
Keep me informed .PS. the caller id cab file for the xda will work to give photo and ring id on the
ppc 4 1 0 0 .