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19. Trouble shooting
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 appear
Insert SIM Card
• Check that the SIM card is correctly installed. (Try opposite direction)
Phone Locked
• 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
has been 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.
"No service" is displayed
• The network connection was lost. You may be in a weak reception area (in a
tunnel or surrounded by buildings). Move and try again.
• You are trying to access an option for which you have not taken out a
subscription with your service provider. Contact the service provider for further
details.
You have entered a number but it was not dialed
• Have you pressed ?
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