[Q] s2 e120l signal problem topic

i wanted to ask about s2 e120l signal problem which i am suffering from. when my s2 is in sleep then my phone become unreachable but when it is awake network becomes fine. so to get calls and i have to play music in background on mute so that my phone remain awake all the time which consumes alot of battery. so i need help plz :( :( i changed my baseband which socim gave here http://forum.xda-developers.com/show...2573149&page=3 but it was of no use didnt help me plz socim help me