Locking And Unlocking Keypad - Lemon Duo 309 User Manual

password is always supplied with phone by service. The original password pre-set by phone
vendor is 0000. If phone is locked, it‟s required to input password when power on the phone.
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PIN code
The personal identification number (PIN) code (4 to 8 digits) helps to protect your SIM card
against unauthorized use. The PIN code is always supplied with SIM card by network operator.
The phone will ask for your PIN code every time when the phone is switched on if PIN check
function has been startup. SIM card should be locked if wrong password is entered 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 button when new PIN code is required
 The SIM card should be unlocked if PUK is correct. PIN code has been reset
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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 shall be invalid if you input wrong PUK code for ten times.
Please contact network operator for card change.
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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 the PIN2 code password to unlock. Unlock setups as below:
 Input correct PUK2 code as per prompt indicates.
 Input and confirm new PIN2 code
 Re-input and confirm PIN code as screen indicates.
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PUK2 code(Network service)
PUK2 code（PIN2 code unlocking password，8 digits）is required to change a blocked PIN2
code. If the code is not supplied with the SIM card, contact your service provider. PIN2 code
function will be invalid if incorrect PUK2 is entered for ten times. Please contact network service
for new card changing.
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Barring password (network service)
Barring password is required while activating call barring function. It‟s obtained from
network operator when you apply this network function

2.4 locking and unlocking Keypad

Keypad lock function can protect the phone from making unexpected calls or operation.
If the function is activated, as per prompt on screen to unlock it.
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