k770i

[SeaMonkey]

Try another SIM(borrow from somebody,just to try) just to be sure

[aloukar]

i will find one, and i have found an other SE a c902 with vodaphone label as well and i got the same problem i cannot call someone

[philzfog]

the sim card is faulty or both handsets are barred with fodafone handsets u can still send texts but carnt make any calls on them did u say u found them ?

[riders4sia]

chech the settings , go to settings-slide to the calls and go to the Sohw/Hide my no. chech whether network default is selected, if not selected select it. i hope this is your problem. have a nice day.

[aloukar]

hi

i have tried the first step of unlock imei and all the 5 lock are already unlock i don't understand what's wrong
i have tried also to put my network on default mode but it was already done ??
what's wrong ?

[einseheim]

nice.,.,but.,where can u get those firmware???

[SeaMonkey]

nice.,.,but.,where can u get those firmware???

Here in download section - firmware and read this How to get access to Download Area? - Top Sony Forums