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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:
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.
Message
Try this to solve the problem:
The SIM
card is
missing.
Ensure that the SIM or USIM card is
installed correctly.
Enter PIN.
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. To disable the
PIN requirement feature, tap
Start
>
Settings
>
Basic Settings
tab >
Security
>
SIM PIN
, and then tap
next to
Require PIN when phone is
used
.
SIM card
blocked.
Your SIM or USIM card is blocked, usually
as a result of entering your PIN incorrectly
several times. You must enter the PUK
supplied by your service provider.
