User's Manual

UTPCD_USERMANUAL
30
Idle time is related to network
settings.
If the mobile phone is in the
area where network
connection is not good, please
temporarily shut off your
phone.
Need to change battery Change new battery。
Idle time becomes
short
When cannot receive signals, your
mobile phone will continue to
send to find basis and a lot of
battery volumes are used, so as to
short idle time.
Please move to the area where
signal is strong or temporarily
turn off your phone.
Cannot switch on Battery is used up Check battery volume or
charge battery
SIM card is damaged Contact your operator.
SIM card is not loaded well Make sure SIM card is loaded
well.
Wrong SIM card
Dirt on metal side of SIM card Wipe metal point of SIM card
with a clean cloth
SIM card is unusable Contact your operator
Out of GSM service area. Request service area to
operator
Cannot connect to
network
Feeble signal Please move to the area where
signal is stronger and try
again.
Activate call barring Cancel call barring Cannot call
Activate fix dialing Cancel fix dialing。
Wrong PIN code Enter the wrong PIN code three
times.
Contact your operator.
Battery or charger is damaged Change new battery or charger
Charge in area where the
temperature is lower than 0℃ or
higher than 40℃.
Change charging environment
Cannot charge
Bad connection Check the connection between
the phone and the charger.
Cannot add contact Contacts memory is full Delete some contacts.
Cannot set some
functions
Operator does not support the
function or you have not applied
the function.
Contact your operator.