Nokia X2-01 - Manual (Page 13)

To set how your phone uses the access codes and security settings, select Menu >
Settings > Security .
The personal unblocking key (PUK) code and the universal personal unblocking key
(UPUK) code (8 digits) are required to change a blocked PIN code and UPIN code,
respectively. The PUK2 code (8 digits) is required to change a blocked PIN2 code. These
codes are not supplied with the SIM card. Contact your local service provider for the
codes.
PUK codes
The personal unblocking key (PUK) code and the universal personal unblocking key
(UPUK) code (8 digits) are required to change a blocked PIN code and UPIN code,
respectively. The PUK2 code (8 digits) is required to change a blocked PIN2 code. If the
codes are not supplied with the SIM card, contact your local service provider for the
codes.
Home screen
Display
When the phone is ready for use, and you have not entered any characters, the phone
is in the home screen.
1 Network signal strength
2 Battery charge status
3 Indicators
4 Network name or the operator logo
5 Profile
6 Clock
7 Date (if the enhanced home screen is deactivated)
8 Widget
9 Display
10 Function of the selection key
Get started 13