n72 ,70 no network 1000% solved
n70,72 no network.but oporator found.

2.... if all ok.. thn... go to ant.. switch.. or.. chk.. or chng.. pf.. ok.. not sucess... chk... hager.,,mjoler....or AHNE... voltages... if all ok.. chng.. it.. { BUT PLS.. CHK all BOADS ..ohms.. or diod.. reading.. if u suces.. of boad.. conformations.. then..put.. ok. ic.. thn.. go to manual... search... if found.. oprater... ..but u cnt. .register.... so .. chk.. Pf.. ok.. if u found.. NO NETWORK . FOUND .. thn.. chk.. phone.. FDK.. too.. cause.. related.. voltages.. or fdk. .shoud be the reason.. or in some case.. network data lne from CPU ,, is also.. responsible.. for.. that.. ok.. i think.. everyone ..understand.. it self..
not say thanks