Cell Phone User Manual

21
English
Troubleshooting
Phone cannot be switched on
Battery charge low
Connect the power adapter and
charge the battery for 12 hours.
Battery incorrectly installed
Check the installation of the
battery.
Failure to charge the battery
Battery or charger damaged
Check the battery and charger.
Battery recharged in temperatures
< 10°C or > 55°C
Improve the charging environment.
Charger incorrectly connected to
phone or power socket
Check the charger connections.
Standby time decreases
Battery charge capacity too low
Install a new battery.
Too far from base station, phone is
constantly searching for signal
Searching the network consumes
battery power. Find a place with a
stronger signal, or temporarily turn
off the phone.
PIN code not accepted
Wrong PIN code entered too many
times
Enter the PUK code to change the
PIN code, or contact the network
operator.