Samsung 08/2004 - Manual (Page 169)

168
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
No SIM card
Check that the SIM card is correctly installed.
Phone locked Enter password
The Phone lock feature is 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 PIN check feature is enabled. Every time the
phone is switched on, you must enter the PIN. To
disable this feature, use the PIN check menu
option. See page 159.
Enter PUK
The PIN was entered wrongly three times in
succession and the phone is now blocked. Enter the
PUK supplied by your network operator.