Samsung SGH-X105NBATMB - Manual (Page 107)

Solving Problem s
104
Solving Problems
Before contacting the after-sales service, perform the following
simple checks. They may save you the time and expense of an
unnecessary service call.
When you switch your phone on, the following
messages may appear
Insert SIM Card
Check that the SIM card is correctly installed.
Phone Locked Enter Password
The automatic locking function has been enabled. You
must enter the phone’s password before you can use the
phone.
Enter PIN
You are using your phone for the first time. You must enter
the Personal Identification Number supplied with the SIM
card.
The option requiring that the PIN be entered each time the
phone is switched on was enabled. You must enter your
PIN and then disable this option if so required.
Enter PUK
The PIN code was entered wrongly three times in
succession and the phone is now blocked. Enter the PUK
supplied by your network operator.