User Guide
Page 11
... Unlock > OK within 3.5 seconds. 2 To unlock the keys, open the slide; General information Enhancements Warning: Use only batteries, chargers, and enhancements approved by Nokia for the PUK or PUK2 code. Software updates Important: Use only services that offer adequate security... and protection against unauthorised use of any approval or warranty, and may be dangerous. Access codes Select Menu > Settings > Security to protect your phone uses the access codes and security...
... Unlock > OK within 3.5 seconds. 2 To unlock the keys, open the slide; General information Enhancements Warning: Use only batteries, chargers, and enhancements approved by Nokia for the PUK or PUK2 code. Software updates Important: Use only services that offer adequate security... and protection against unauthorised use of any approval or warranty, and may be dangerous. Access codes Select Menu > Settings > Security to protect your phone uses the access codes and security...