©2001 Nokia Mobile Phones. All rights reserved.
Reference information
98
PUK code
The PUK (Personal Unblocking Key) code is required to change a blocked PIN code. The PUK code may
be supplied with the SIM card. If not, contact your local service provider for the code. If you lose the
code, contact your service provider.
PUK2 code
The PUK2 code, supplied with some SIM cards, is required to change a blocked PIN2 code. If you lose
the code, contact your service provider.
Barring password
The barring password is needed when using the Call barring service function (see page 74). You obtain
this password from your service provider.
■ Battery information
Your phone is powered by a rechargeable battery.
The operation and lifetime of the battery are greatly affected by how you handle it. Take good care of
the battery and follow the guidelines presented below.
Charging and discharging the battery
• A new battery's full performance is achieved only after two or three complete charge and discharge
cycles!