*#06# xem so imel
*#9999#
*#2767*3855# khoi phuc
toan bo thong tin EEPROM ve
mac dinh
*#8999*246# xem trang
thai chuong trinh
*#8999*289# thay doi tan
so canh bao
*#8999*324# hien thi man
hinh sua loi
*#8999*523# chinh do
tuong phan manh hinh
*#8999*636# xem trang
thai bo nho
*#8999*778# hien thi bang
dich vu sim
*#8999*842# kiem tra che
do rung
*#8999*9266# mo man hinh
go loi
*#8999*9999# kiem tra
phien ban phan mem
*#9998*228# kiem tra hoat
dong cua pin
*#0523# chinh do phan giai
man hinh
1111 ma bao ve mac dinh
cua may