Siemens AP75 User Manual page 122

Siemens ap75: user guide
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Problem
You cannot
answer
incoming
calls.
You cannot
make
outgoing
calls.
PIN Code is
blocked.
Battery will
not charge.
Unable to
enter
information
into the
Phone Book.
Unable to
select certain
features.
Possible cause
You have activated the Call
Barring feature.
You have activated the Call
Barring feature.
You have activated the Fixed
Dialing Number feature.
You
have
entered
incorrect PIN code three
consecutive times.
The
battery
or
charger is damaged.
The phone's temperature is
below 0°C or higher than
45°C.
Poor contact between the
battery and charger.
The Phone Book's memory
is already full.
Your network operator does
not support these features,
or you have not applied for
services that provide these
features.
Go to Settings > Call Settings
> Call Barring, and then select
Cancel All.
Go to Settings > Call Settings
> Call Barring, and then select
Cancel All.
Go to Settings > Call Settings
> Fixed Dialing Number, and
then select Off to turn off this
feature.
Contact your network operator.
an
If
the
provides the SIM card's PUK
code, use the PUK code to
unlock the SIM card.
Contact the dealer.
battery
Adjust the battery charging
environment to avoid extremes
of temperature.
Check all connectors to make
sure all connections have been
properly made.
Delete unnecessary data from
the Phone Book.
Contact your network operator.
Troubleshooting
Solution
network
operator
103

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