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wrong PIN code is entered for three times, SIM card will be automatically locked.
You have to enter PUK code so as to unlock it. PIN code is related to SIM card
instead of the cell phone, and is provided by network service operator.
PUK code
PUK code, referring to personal unlock code, is used to unlock SIM card that is
locked because of wrong input of PIN code. If wrong input of PUK code amounts
to ten times, SIM card will lose efficacy. PUK code is provided by network
service operator.
Quick Guide
3.1 Dial numbers
When logo of network provider appears on the screen, you can dial or answer
calls. Information bars at upper left corner of the screen show intensity of
network signal. (Six information bars represent most intense signal.)
Since quality of call is greatly affected by barrier, movement in small range can
effectively improve quality of call.
Make domestic phone call
Use
number keys
to input phone number in standby state and then press
send
key
to start the call. If the phone number needs to be changed, please delete
15
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