LG KU970 User Guide - Page 22
PUK code 4 to 8 digits, PUK2 code 4 to 8 digits, Security code 4 to 8, digits, Display information
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Getting Started PUK code (4 to 8 digits) Display information Getting Started The PUK (PIN Unblocking Key) code is required to unblock a blocked PIN code. The No USIM idle screen PUK code may be supplied with the USIM card. If not, contact your network operator's customer service department for the code. If you lose the code, contact your network operator's customer service department. This is the initial screen of the phone that appears when there is no USIM card installed in the phone, or the installed USIM card is invalid. In this screen, users can only make emergency calls, and turn the phone off. To turn the phone off, press and hold down PUK2 code (4 to 8 digits) for a few seconds. The PUK2 code, supplied with some USIM Screen structure cards, is required to unblock a blocked PIN2 code. If you lose the code, contact your network operator's customer service department. If there is no USIM card installed, an animation telling you to insert a USIM card appears. If the USIM card inserted into the phone is invalid, an animation telling you that the USIM card is locked appears. Security code (4 to 8 digits) Emergency call function The right soft key is represented by The security code prevents unauthorised use of your phone. The default security code is set to '0000' and the security code is required to delete all phone entries and to "Emergency" on the screen. Press the right soft key or dial your emergency number using the number keys, and then press to make an emergency call. restore the handset to the factory settings. 22