Date and time, Security, Date and time security – Nokia 3650 User Manual
Page 46: Code, see p, Phone and sim

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Settings
46
Date and time
Tip! See also the
• The date and time settings allow you to define the date and time used in your phone,
as well as change the date and time format and separators. Choose
Clock type
→
Analogue
or
Digital
to change the clock shown in standby mode. Choose
Auto time
update
if you want the mobile phone network to update time, date, and time zone
information to your phone (network service).
Note: For the
Auto time update
setting to take effect, the phone needs to be
restarted.
Security
Phone and SIM
Explanations for the different security codes that may be needed:
• PIN code (4 to 8 digits) - The PIN (Personal Identification Number) code protects
your SIM card against unauthorised use. The PIN code is usually supplied with the SIM
card.
After three consecutive incorrect PIN code entries, the PIN code is blocked. If the PIN
code is blocked, you need to unblock the PIN code before you can use the SIM card
again. See the information about the PUK code.
• PIN2 code (4 to 8 digits) - The PIN2 code, supplied with some SIM cards, is required
to access some functions, such as call cost counters.
• Lock code (5 digits) - The lock code can be used to lock the phone and keypad to
avoid unauthorised use.
Note: The factory setting for the lock code is 12345. To avoid unauthorised
use of your phone, change the lock code. Keep the new code secret and in a
safe place separate from your phone.