1 & 2 The serving cells ARFCN should be in the idle list but not in the active list. Typically this is the difference between the two lists. If the serving cell was in the active list the phone would be waisting resources reading the signal strength of that serving cell as a possible HO.
3.I dont understand this question.
sorry these last days I had Internet problems. okay so if is not in BA active’s Sys_Info 5,In which System Information message is the serving cell’s ARFCN is sent in dedicated mode? for the question 3 I meant “is there any difference between GSM,GPRS and EDGE BA list(Active&idle)?”