gt-s7582 network problem

I have 7 phone gt-s7582 all no register network problem

i flash with unlock and repair imei software from support and wipe data same problem

i try flash with 4 files room low ship and wipe data sane problem

i try repair network change imei same problem

Network logo is Circular

when i change network to gsm only network came to few second and back to same problem .a

via Welcome to gsm-tips http://ift.tt/1HkUOg1