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You cannot make
outgoing calls.
The SIM card is not installed. Install a valid SIM card.
Poor signal. Move to an open space, or if you are inside a
building, move closer to a window.
Your phone is in Flight mode. Activate the phone mode in
CommManager.
See "Flight mode" on page 16.
You have activated the Call
Barring feature.
Go to
Start > Settings > Phone > Call
Barring
, and then set Block outgoing calls to
Off.
You have activated the Fixed
Dialing feature.
Go to
Start > Settings > Phone > Fixed
Dialing
and uncheck Enable Fixed Dialing to
turn this feature off.
You cannot answer
incoming calls.
The SIM card is not installed. Install a valid SIM card.
Poor signal. Move to an open space, or if you are inside a
building, move closer to a window.
Your phone is in Flight mode. Activate the phone mode in
CommManager.
See "Flight mode" on page 16.
You have activated the Call
Barring feature.
Go to
Start > Settings > Phone > Call
Barring
, and then set Block incoming calls
to
Off.
Echo or noise. Poor network trunk quality on
the part of your service
provider.
Press and dial again. You may be switched
to a better-quality network trunk or phone line.
Poor local telephone line
quality.
Press and dial again. You may be switched
to a better-quality network trunk or phone line.
Noises during a call. You may be near a strong
electromagnetic source (such as
a TV, a microwave oven, etc)
during a call.
Move to another location to reduce the
interference effects.
Echoes when using a
VoIP phone.
Signal reception is not good. Try using VoIP in a more open space or with
earphones to get the best reception and quality.
Unable to select
certain features.
Your service provider does not
support these features, or you
have not applied for services
that provide these features.
Contact your service provider.
PIN Code is blocked. You have entered an incorrect
PIN code three consecutive
times.
Contact your service provider. If the service
provider provides the SIM card's PUK code, use
the PUK code to unlock the SIM card.
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