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Y O U R P E R S O N A L S E T T I N G S
L O C K I N G Y O U R S M A R T P H O N E A N D I N F O
249
13
CH
AP
T
E
R
4
Select
Enable SIM PIN
.
5
Enter the PIN and press
Done
(left
softkey).
6
Turn your phone off to activate the SIM
card lock feature.
When your SIM card is locked, you can
unlock your SIM card by turning on your
smartphone and entering your PIN when
prompted. A dial pad appears for you to
enter your PIN.
NOTE
You need your PIN number to edit
your PIN number or remove the locking
feature. If you enter an incorrect PIN more
times than allowed by your wireless
service provider, the SIM card cannot be
unlocked by entering the PIN. If this
happens, you need the PUK (PIN Unlock
Key) to unlock the SIM card. Contact your
wireless service provider for more
information and the PUK.
Locking your smartphone
To protect your personal information, you
can lock the system so that you need to
enter a password to access any of your
information or use other features of
your smartphone.
IMPORTANT
If you lock your system, you
must enter the exact password to unlock
it. If you enter an incorrect password, you
are given another chance. Each time an
incorrect password is entered, you are
given progressively longer time periods
between your chances to enter the
password. If you forget the password, you
need to perform a hard reset to resume
using your smartphone. Performing a hard
reset deletes all the entries in your
smartphone and all applications you have
added, such as third-party software.
However, you can restore all previously
TIP
You can turn off SIM lock so that you no
longer need to enter a PIN when you turn on
your smartphone. Follow the steps in the
preceding procedure, but select
Disable SIM
PIN
in step 4.
Summary of Contents for Treo 500
Page 1: ...User Guide ...
Page 7: ...C O N T E N T S vii Specifications 303 Index 305 ...
Page 8: ...C O N T E N T S viii ...
Page 14: ...W E L C O M E W H E R E T O L E A R N M O R E 14 1 C H A P T E R ...
Page 78: ...Y O U R P H O N E W H A T A R E A L L T H O S E I C O N S 78 4 C H A P T E R ...
Page 184: ...In this chapter Contacts 185 Calendar 188 Tasks 194 Voice Notes 196 ...
Page 288: ...T R O U B L E S H O O T I N G V O I C E Q U A L I T Y 288 14 C H A P T E R ...
Page 294: ...T E R M S 294 ...
Page 302: ...I M P O R T A N T S A F E T Y A N D L E G A L I N F O R M A T I O N 302 ...
Page 335: ......
Page 336: ...PN 406 11311 00 ...