[Q] Huawei Honor 3C _U10 _signal lost after migrating to EMU3 topic

Dear freinds
i have lost dual antena signal after upgrading to emu 3
original factory version was "H30-U10 V100R001C900B115"
after this problem i have changed to many latest version including katkat latest but no success also now i rooted my set
plz help me
thanx to all freinds