Unhappy No signal on v30a.

Is it in this forum yet someone who can help me? Is this phone model already died in a forum? After several weeks of repair prob-range, changes rom and various combinations footprint as it was not so no. In GETRIL I RIL / baseband does not match. I LGP925 v10e RIL and baseband LGP920 AT v30a. Rom what I have is just v30a file uploaded by bin by LG FLASHTOOL. Could someone help me?

P. S. Sorry for my English, I'm Polish