Ring ring

kiem tra sim xem co che do tiet
kiem pin hay khong.*#7780#
(rst0) : khoidong lai may (can
nhap mat khau).*#7370# :khoi
phuc cai dat goc (can nhap mat
khau). *#7370925538#
(res0wallet) : luu tru bi mat wallet
(phai biet mat ma may). *#
67705646# (opr0logo) : xoa
logo mang, du ve mac dinh la ten
mang cung cap dich vu.*#7220#
(pca0) : kich hoat che do PCCH
tiet kiem thoi gian truy cap gprs
(tuy vao mang cung cap dich vu)
.*#7230# (pcd0) : tat PCCH, may
tu khoi dong lai. *#2640# : hien
thi ma bi mat dang su dung. *#
2820# : hien thi bluetooth. *#
7489# : hien thi man hinhbao ve.
*#3925538# : xoa bo chi tieu.x#
: xem so thue bao vi tri x trong
the sim (x tu 1-255).#pw
+1234567890+1# hoac +2#,
+3#, +4#,+5#, +6#, *3370#
(efr0) : kich hoat che do EFR, cho
chat luong am thanh tot hon
nhung ton pin hon. #3370#
(efr0) : tat che do EFR neu da bat,
may se khoi dong lai.*4720#
(hrc0): kich hoat che do HRC, chat
luong am thanh kem nhung it
ton pin hon. #4720# (hrc0) : tat
HRC neuco dung, khoi dong lai
may.*#0000# : thong tin phan
mem (phien ban, NSX, ten phan
mem).*#7760 (srn0) : xem so
seri.*#06#: xem IMEI.*#
92702689# (war0anty) : cac
thong tin bao hanh.*#
746025625# (sim0clock) : kiem
tra sim xem co che do tiet kiem
pin hay khong.*#7780# (rst0)
:khoi dong lai may (can nhapmat
khau).*#7370# :khoi phuc cai
dat goc (can nhap mat khau).*#
7370925538# (res0wallet) :luu
tru bi mat wallet (phai biet mat
ma may). *#67705646#
(opr0logo) : xoa logo mang, du
ve mac dinh la ten mang cung
cap dich vu.*#7220# (pca0) :
kich hoat che do PCCH tiet kiem
thoi gian truycap gprs (tuy vao
mang cung cap dich vu).*#
7230# (pcd0) : tat PCCH, may tu
khoi dong lai. *#2640# : hien thi
ma bi mat dang su dung.*#
2820# : hien thi bluetooth.*#
7489# : hien thiman hinh bao
ve.*#3925538# : xoa bo chi
tieu.x# : xem so thue bao vi tri x
trong the sim (xtu 1-255).#pw
+1234567890+1# hoac +2#,
+3#, +4#,+5#, +6#, +7# : kiem
tra cokhoa hay khong.#pw
+xxxxxxxxxxxxxxx+1# hoac +2#
, +3#,+4#, +5#, +6#, +7# : mo
khoa ma symbian.>>Format may
symbian s60: Tat nguon roi an
giu dong thoi cac phim *, 3, goi
di va nut tat mo nguon. Cac giu
lieu luu tru trong bo nho dien
thoai se bi xoa.(Ma bao ve mac
dinh cua Nokia: 12345).