Zte V72 User Manual page 128

Problem
Cannot
answer
incoming
calls
You cannot
make
outgoing
calls.
PIN Code
blocked
Possible causes
Poor signal.
You have activated
the Call barring
feature.
You have activated
the Call barring
feature.
You have activated
the Fixed Dialing
Numbers feature.
You have entered an
incorrect PIN code
three consecutive
times.
Possible solution
Move to an open
space, or if you are
inside a building, move
closer to a window.
Go to Settings > Call
settings > Call
Barring Settings, and
then select Deactive
All.
Go to Settings > Call
settings > Call
Barring Settings, and
then select Deactive
All.
Go to Settings >
Security > Fixed
Dialing Numbers and
disable the feature.
Contact your service
provider. If the service
provider provides the
SIM card's PUK code,
use the PUK code to
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