M-tech M 28, Руководство пользователя

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by phone vendor is 0000. If phone is locked, it‟s required to input password when
power on the phone.

PIN code
The personal identification number (PIN) code (4 to 8 digits) helps to protect your
SIM card against unauthorized use. The PIN code always supplied with SIM card by
network operator. The phone will ask for your PIN code every time when the phone
switched on if PIN check function has been startup. SIM card should be locked if
wrong password be inputted three times. Unlock method as follows: PIN code
（
personal identification code
）
.

Input correct PUK code as per prompt to unlock SIM card

Then input new PIN code and press confirm

Re-input new PIN code press confirm buttom when new PIN
code is required

The SIM card should be unlocked if PUK correct. PIN code
has been reset

PUK code
PUK code
（
PIN code unlocking password, 8 digits
）
is used for unlocked PIN
code. PUK code is attached with SIM card from network service. If it‟s not supplied
with SIM card, contact your network operator for help. SIM card should be invalid if
you input wrong PUK code for ten times. Please contact network operator for card
change.

PIN2 code
(Network service)PIN2 code
（
4 to 8 digits
）
may be supplied with SIM card, used
for setting “call cost ”and “fixed dialing ”functions. PIN2 code will be locked if you
input wrong password for three times. Input proper The PIN2 code password for
unlock. Unlock setups as below:

Input correct PUK2 code following per prompt indicates.

Input and confirm new PIN2 code

Re-input and confirm PIN code following screen indicates.