Lenovo S62 사용자 설명서 - 페이지 16

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PIN code is used to prevent your SIM card from illegal use. If the PIN

code protection function is activated, the screen will display the prompt

for entering PIN code. If wrong PIN codes are entered for three times

in succession, the SIM card will be automatically locked. You must

enter PUK code to unlock the SIM card. PIN code is related to the SIM

card instead of the mobile phone and provided by the network

operator.

2.8.2 PUK code

PUK code is personal unlocking code used to unlock SIM card locked

due to entering wrong PIN codes. If wrong PUK codes are entered for

ten times in accumulation, the SIM card will become invalid. PUK code

is provided by the network operator.