User guide

19
Troubleshooting
Phone cannot be switched on
Battery charge low
Connect the power adapter
and charge the battery for 3
hours.
Battery incorrectly installed
Check the installation of the
battery.
Failure to charge the battery
Battery or charger damaged
Check the battery and char-
ger.
Battery recharged in tempe-
ratures
< 0°C or > 40°C
Improve the charging envi-
ronment.
Charger incorrectly connec-
ted to phone or power socket
Check the charger connec-
tions.
PIN code not accepted
Wrong PIN code entered too
many times
Enter the PUK code to
change the PIN code, or con-
tact the service provider.
SIM card error
SIM card damaged
Check the condition of the
SIM card. If it is damaged,
contact the service provider.
SIM card incorrectly installed
Check the installation of the
SIM card.
Remove the card and
reinstall it.
SIM card dirty or damp
Wipe the contact surfaces
of the SIM card with a clean
cloth.