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168 Troubleshooting
Unable to
connect to the
network.
•SIM card invalid.
Contact your network
operator.
•You are not within the
network's service area.
Check the service area with
your network operator.
•Poor signal.
Move to an open space, or if
you are inside a building,
move closer to a window.
You cannot
answer
incoming
calls.
•You have activated
Accept List or Reject
List in the Privacy
Manager option.
Go to the menu Phone
Book → Privacy Manager
and then select Off in order
to deactivate this option.
•You have activated the
Call Barring feature.
Go to the menu Settings →
Call Settings → Call
Barring, and then select
Cancel All.
You cannot
make
outgoing
calls.
•You have activated the
Call Barring feature.
Go to the menu Settings →
Call Settings → Call
Barring, and then select
Cancel All.
•You have activated the
Fixed Dial Number
feature.
Go to the menu Settings →
Call Settings → Fixed Dial
Number, and then select
Off to turn off this feature.
PIN Code is
blocked.
•You have entered an
incorrect PIN code three
consecutive times.
Contact your network
operator. If the network
operator provides the SIM
card's PUK code, use the
PUK code to unlock the SIM
card.
Problem Possible cause Solution