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The device prompts you to insert the
SIM card.
Ensure that the SIM or USIM card is installed
correctly.
Your device does not show a signal (no
bars next to the network icon).
• If you just turned on the device, wait about 2
minutes for your device to find the network
and receive a signal.
• You may not be able to receive a signal in
tunnels or elevators. Move to an open area.
• You may be between service areas. You
should receive a signal when you enter a
service area.
You forgot a security, PIN, or PUK code.
If you forget or lose this or another code,
contact the seller or your service provider.
b
Your display shows white lines.
The display may show white lines if you have
turned the device on after a long period of
disuse or if you removed the battery without first
turning off the device. The display should
correct itself in a short time.
You enter a number, but the call is not
dialled.
• Ensure that you have pressed [
• Ensure that you have accessed the right
cellular network.
• Ensure that you have not set call barring for
the phone number.
You select a contact to call, but the call
is not dialled.
• Ensure that the correct number is stored in
the contact information.
• Re-enter and save the number, if necessary.
].
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