Samsung GT-S8003 User Manual page 88

troubleshooting
If you are having trouble with your mobile phone, try these troubleshooting procedures before contacting a service
professional.
While using your phone, the following messages
may appear:
Message Try this to solve the problem:
Insert SIM
card to
Ensure that the SIM or USIM card is
access
installed correctly.
network
services
When the phone lock feature is
Phone lock enabled, you must enter the password
you set for the phone.
Message Try this to solve the problem:
When using the phone for the first time
or when the PIN requirement is
enabled, you must enter the PIN
PIN code
supplied with the SIM or USIM card.
You can disable this feature by using
the PIN lock menu.
When you access a menu requiring
the PIN2, you must enter the PIN2
PIN2 lock
supplied by the SIM or USIM card. For
details, contact your service provider.
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