Standby time decreases
1. Battery charge capacity too low
Install a new battery.
2. Too far from network transmitting tower
Searching the network demands a lot of
power. Find a place with a stronger signal or
turn off the phone temporarily in areas with a
weak signal.
Failure to place or receive calls
1. Restricted calls function activated
Deactivate the Restricted calls function.
If this does not solve the problem, contact the
network operator.
PIN code not accepted
1. Wrong PIN code entered too many times
Enter the PUK code to change the PIN code,
or contact the network operator.
English