Sony Ericsson P900 User Manual page 162

• Enable PIN A PIN code that is enabled is requested for
authorization of an operation. To proceed with the operation,
you must enter the PIN code.
• Disable PIN A PIN code that is disabled is not requested to
authorize an operation to proceed.
To change the PIN code
1. Select the PIN you want to change from the choice list.
2. Select .
Change PIN
If a PIN code has been blocked, you must unblock it before it
can be used again. Select the PIN and select
162
.
Change PIN
Control panel