Troubleshooting - Samsung GT-B7610 User Manual

Troubleshooting

If you have trouble with your device, try these procedures before you
contact a service professional.
When you turn on your device, the following messages may
appear:
Message Try this to solve the problem:
The SIM card is
Ensure that the SIM or USIM card is installed
missing.
correctly.
When using the device for the first time or when
the PIN requirement feature is enabled, you must
enter the PIN supplied with the SIM or USIM card.
Enter PIN.
To disable the PIN requirement feature, tap Start >
Settings > Personal tab > Phone > Security > SIM PIN,
and then tap On next to Require PIN when phone is
used.
Your SIM or USIM card is blocked, usually as a
SIM card
result of entering your PIN incorrectly several
blocked.
times. You must enter the PUK supplied by your
service provider.
127