User's Manual

-24-
network
The mobile
phone is not in
a service area
of the GSM
network
Move to the network operator's
service area
The signal is
weak
Move to a place where the signal
quality is high
The battery
cannot be
charged
The charging
voltage does
not match the
voltage range
indicated on
the charger
Ensure the charging voltage
matches the voltage range
indicated on the charger
An improper
charger is used
Use the charger specially
designed for the mobile phone
Poor contact
Ensure the charger plug is in
good contact with the mobile
phone