Remote Lock; Prolong Battery Life - Nokia N97 User Manual

UPIN code — This code may be supplied with the
●
USIM card. The USIM card is an enhanced version
of the SIM card and is supported by UMTS mobile
phones.
PIN2 code — This code (4 to 8 digits) is supplied
●
with some SIM cards, and is required to access
some functions in your device.
Lock code (also known as security code) — The
●
lock code helps you to protect your device
against unauthorised use. The preset code is
12345. You can create and change the code, and
set the device to request the code. Keep the new
code secret and in a safe place separate from your
device. If you forget the code and your device is
locked, your device will require service.
Additional charges may apply, and all the
personal data in your device may be deleted. For
more information, contact a Nokia Care point or
your device dealer.
Personal Unblocking Key (PUK) code and PUK2
●
code — These codes (8 digits) are required to
change a blocked PIN code or PIN2 code,
respectively. If the codes are not supplied with
the SIM card, contact the operator whose SIM
card is in your device.
UPUK code — This code (8 digits) is required to
●
change a blocked UPIN code. If the code is not
supplied with the USIM card, contact the operator
whose USIM card is in your device.
12
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Remote lock

To prevent unauthorised use of your device, you can
lock your device and memory card remotely using a
text message. You must define the text message,
and to lock your device, send the text message to
your device. To unlock your device, you need the
lock code.
To enable remote locking, and to define the text
message, select Menu
>
Phone mgmt. Security settings
>
SIM card Remote phone locking
>
Tap the text input field to enter the text message
content (5-20 characters), select
message. Enter the lock code.

Prolong battery life

Many features in your device increase the demand
on battery power and reduce the battery lifetime.
To save battery power, note the following:
Features that use Bluetooth technology, or
●
allowing such features to run in the background
while using other features, increase the demand
on battery power. Deactivate Bluetooth
technology when you do not need it.
Features that use wireless LAN (WLAN), or
●
allowing such features to run in the background
while using other features, increase the demand
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Settings and Phone
>
Phone and
>
> Enabled.
, and verify the